2,000+ travel companies
2,000+ travel companies
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
4.942K ratings
Google Play
4.6136K reviews
Journey information
Overview: St. Louis, MO to Ontario, CA flight
USAUSA
Take a flight from St. Louis, MO to Ontario, CA and enjoy the approximately 1554 miles (2501 km) long journey. Find schedules and pricing options for a convenient and affordable trip.
There are 1 flights per day. The earliest flight runs at 00:13, the last at 23:30. May is the cheapest month to fly.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Train from $928 (€750)
Distance 1554 miles (2501 km) |
Flights per day 76 |
Direct flights 1 |
First flight 12:13 AM |
Last flight 11:30 PM |
Cheapest Month May |
Cheapest Day Fri |
High Season Jan - Mar |
Low Season Jan - Mar |
Best time to book 63 days |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Train from $928 (€750)
The cheapest and fastest flights from St. Louis, MO to Ontario, CA
Showing times, prices and bookable tickets for Sep 08
Cheapest price on Sep 08
$238
Average ticket price on Sep 08
$589
Fastest journey on Sep 08
4 h 10 m
Average journey duration on Sep 08
5 h 31 m
Flights on Sep 08
161
Distance
2501 km
Cheap tickets
The best way to find a cheap flight ticket from St. Louis, MO to Ontario, CA is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from St. Louis, MO to Ontario, CA will cost around $589 if you buy it on the day, but the cheapest tickets can be found for only $238.
Fast flights
On Tue, Sep 08, we found 161 flights from St. Louis, MO to Ontario, CA, including 1 direct services.
On Tue, Sep 08 the direct flights cover the 2501 km distance in an average of 5 h 31 m but if you time it right, some flights will get you there in just 4 h 10 m .
On Tue, Sep 08 the longest flights will take 5 h 53 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
AS1318 · AS7206:08 PM17h43St. Louis Lambert International Airport9:51 AMOntario International Airport$2381One-way1 transfer- AS1318 · AS15526:08 PM21h09St. Louis Lambert International Airport1:17 PMBurbank$2381One-way1 transfer
- AS388 · AS13643:19 PM21h57St. Louis Lambert International Airport11:16 AMOntario International Airport$2381One-way1 transfer
- AS388 · AS13883:19 PM20h53St. Louis Lambert International Airport10:12 AMBurbank$2711One-way1 transfer
UA560 · UA169012:28 PM9h44St. Louis Lambert International Airport8:12 PMJohn Wayne Airport$2801One-way1 transfer
AA64806:00 AM4h10St. Louis Lambert International Airport8:10 AMLos Angeles International Airport$3131One-way0 transfers- UA2459 · UA21549:00 AM5h48St. Louis Lambert International Airport12:48 PMBurbank$7651One-way1 transfer
- UA2459 · UA4309:00 AM5h50St. Louis Lambert International Airport12:50 PMOntario International Airport$8801One-way1 transfer
AA1669+
AA565512:45 PM5h52St. Louis Lambert International Airport4:37 PMLos Angeles International Airport$3241One-way1 transfer- UA1380 · UA11951:36 PM5h53St. Louis Lambert International Airport5:29 PMLos Angeles International Airport$5111One-way1 transfer
Travel Information
Compare train for St. Louis, MO to Ontario, CA
Omio recommends booking the train as it is the most popular option from St. Louis, MO to Ontario, CA among Omio's users. If you are prioritising price, take the train, with an average ticket price of $928 For those with little time, consider booking a train, which has an average total journey time of 56h 42m. Average ticket prices depend on the travel mode: a train costs an average of $928, while a train costs an average of $928.
Distance: 1554 miles (2501 km)
Compare train with
Most popular Train | Driving |
|---|---|
$928 Average price Cheapest | $369 Average price (fuel + tolls) |
56h 42m Average total duration Fastest 56h 12m Onboard + 30m Additional time* | 26h 4m Average total duration (door-to-door) |
Direct Options | Direct Options |
The cheapest way to travel from St. Louis, MO to Ontario, CA is a train with an average price of $928 (€750).
The fastest way to travel from St. Louis, MO to Ontario, CA is by train with an average journey time of 56h 12m.
Yes, you can take a train between St. Louis, MO and Ontario, CA.
We recommend using the train as it is the most popular way to get from St. Louis, MO to Ontario, CA among Omio's users.
Live departures
St. Louis, MO to Ontario, CA flight times
The table below shows live departures for St. Louis, MO to Ontario, CA flights for today, Monday, September 7. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| UA333 · UA2411 | 4:40 PM St. Louis Lambert International Airport | 6h12 | 8:52 PM Burbank | 1 transfer | |
| UA333 · UA2028 | 4:40 PM St. Louis Lambert International Airport | 6h13 | 8:53 PM Ontario International Airport | 1 transfer | |
| UA541 · UA308 | 5:30 PM St. Louis Lambert International Airport | 6h55 | 10:25 PM John Wayne Airport | 1 transfer | |
| UA541 · UA2800 | 5:30 PM St. Louis Lambert International Airport | 7h05 | 10:35 PM Ontario International Airport | 1 transfer | |
| UA541 · UA2499 | 5:30 PM St. Louis Lambert International Airport | 6h53 | 10:23 PM Los Angeles International Airport | 1 transfer | |
| AS1318 · AS2258 · AS1388 | 6:08 PM St. Louis Lambert International Airport | 18h04 | 10:12 AM Burbank | 2 transfers | |
| AS1318 · AS2258 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS559 | 6:08 PM St. Louis Lambert International Airport | 28h13 | 8:21 PM Burbank | 1 transfer | |
| AS1318 · AS2190 · AS717 | 6:08 PM St. Louis Lambert International Airport | 22h28 | 2:36 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS3220 · AS3213 | 6:08 PM St. Louis Lambert International Airport | 19h21 | 11:29 AM Burbank | 2 transfers | |
| AS1318 · AS499 · AS478 | 6:08 PM St. Louis Lambert International Airport | 21h01 | 1:09 PM Burbank | 2 transfers | |
| AS1318 · AS499 · AS1389 | 6:08 PM St. Louis Lambert International Airport | 19h10 | 11:18 AM Burbank | 2 transfers | |
| AS1318 · AS720 | 6:08 PM St. Louis Lambert International Airport | 17h43 | 9:51 AM Ontario International Airport | 1 transfer | |
| AS1318 · AS2190 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS2258 · AS478 | 6:08 PM St. Louis Lambert International Airport | 21h01 | 1:09 PM Burbank | 2 transfers | |
| AS1318 · AS2243 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS2257 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS2258 · AS717 | 6:08 PM St. Louis Lambert International Airport | 22h28 | 2:36 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS1704 | 6:08 PM St. Louis Lambert International Airport | 25h10 | 5:18 PM Ontario International Airport | 1 transfer | |
| AS1318 · AS2258 · AS1364 | 6:08 PM St. Louis Lambert International Airport | 19h08 | 11:16 AM Ontario International Airport | 2 transfers | |
| AS1318 · AS1860 · AS478 | 6:08 PM St. Louis Lambert International Airport | 21h01 | 1:09 PM Burbank | 2 transfers | |
| AS1318 · AS1701 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS1386 | 6:08 PM St. Louis Lambert International Airport | 25h12 | 5:20 PM Burbank | 1 transfer | |
| AS1318 · AS447 · AS3415 | 6:08 PM St. Louis Lambert International Airport | 18h55 | 11:03 AM Burbank | 2 transfers | |
| AS1318 · AS2257 · AS717 | 6:08 PM St. Louis Lambert International Airport | 22h28 | 2:36 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS2257 · AS571 | 6:08 PM St. Louis Lambert International Airport | 22h08 | 2:16 PM Ontario International Airport | 2 transfers | |
| AS1318 · AS499 · AS717 | 6:08 PM St. Louis Lambert International Airport | 22h28 | 2:36 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS3220 · AS3032 | 6:08 PM St. Louis Lambert International Airport | 23h39 | 3:47 PM Ontario International Airport | 2 transfers | |
| AS1318 · AS499 · AS1364 | 6:08 PM St. Louis Lambert International Airport | 19h08 | 11:16 AM Ontario International Airport | 2 transfers | |
| AS1318 · AS2190 · AS478 | 6:08 PM St. Louis Lambert International Airport | 21h01 | 1:09 PM Burbank | 2 transfers | |
| AS1318 · AS1536 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS499 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS2258 · AS1389 | 6:08 PM St. Louis Lambert International Airport | 19h10 | 11:18 AM Burbank | 2 transfers | |
| AS1318 · AS1860 · AS571 | 6:08 PM St. Louis Lambert International Airport | 22h08 | 2:16 PM Ontario International Airport | 2 transfers | |
| AS1318 · AS2190 · AS571 | 6:08 PM St. Louis Lambert International Airport | 22h08 | 2:16 PM Ontario International Airport | 2 transfers | |
| AS1318 · AS1552 | 6:08 PM St. Louis Lambert International Airport | 21h09 | 1:17 PM Burbank | 1 transfer | |
| AS1318 · AS1860 · AS717 | 6:08 PM St. Louis Lambert International Airport | 22h28 | 2:36 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS3201 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS1318 · AS2057 · AS3223 | 6:08 PM St. Louis Lambert International Airport | 21h25 | 1:33 PM Burbank | 2 transfers | |
| AS1318 · AS2258 · AS571 | 6:08 PM St. Louis Lambert International Airport | 22h08 | 2:16 PM Ontario International Airport | 2 transfers | |
| AS1318 · AS1860 · AS428 | 6:08 PM St. Louis Lambert International Airport | 28h51 | 8:59 PM Long Beach Municipal | 2 transfers | |
| AS674 · AS478 | 7:36 PM St. Louis Lambert International Airport | 19h33 | 1:09 PM Burbank | 1 transfer | |
| AS674 · AS2049 · AS1704 | 7:36 PM St. Louis Lambert International Airport | 23h42 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS674 · AS2231 · AS720 | 7:36 PM St. Louis Lambert International Airport | 16h15 | 9:51 AM Ontario International Airport | 2 transfers | |
| AS674 · AS2049 · AS1552 | 7:36 PM St. Louis Lambert International Airport | 19h41 | 1:17 PM Burbank | 2 transfers | |
| AS674 · AS592 | 7:36 PM St. Louis Lambert International Airport | 25h27 | 7:03 PM Ontario International Airport | 1 transfer | |
| AS674 · AS2106 · AS2406 | 7:36 PM St. Louis Lambert International Airport | 22h34 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS674 · AS2231 · AS1552 | 7:36 PM St. Louis Lambert International Airport | 19h41 | 1:17 PM Burbank | 2 transfers | |
| AS674 · AS717 | 7:36 PM St. Louis Lambert International Airport | 21h00 | 2:36 PM Long Beach Municipal | 1 transfer | |
| AS674 · AS3063 · AS3223 | 7:36 PM St. Louis Lambert International Airport | 19h57 | 1:33 PM Burbank | 2 transfers | |
| AS674 · AS1321 · AS3032 | 7:36 PM St. Louis Lambert International Airport | 22h11 | 3:47 PM Ontario International Airport | 2 transfers | |
| AS674 · AS597 · AS2406 | 7:36 PM St. Louis Lambert International Airport | 22h34 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS674 · AS428 | 7:36 PM St. Louis Lambert International Airport | 27h23 | 8:59 PM Long Beach Municipal | 1 transfer | |
| AS674 · AS1364 | 7:36 PM St. Louis Lambert International Airport | 17h40 | 11:16 AM Ontario International Airport | 1 transfer | |
| AS674 · AS248 · AS2406 | 7:36 PM St. Louis Lambert International Airport | 22h34 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS674 · AS2273 · AS3223 | 7:36 PM St. Louis Lambert International Airport | 19h57 | 1:33 PM Burbank | 2 transfers | |
| AS674 · AS505 | 7:36 PM St. Louis Lambert International Airport | 15h58 | 9:34 AM Los Angeles International Airport | 1 transfer | |
| AS674 · AS453 · AS1552 | 7:36 PM St. Louis Lambert International Airport | 19h41 | 1:17 PM Burbank | 2 transfers | |
| AS674 · AS488 · AS1704 | 7:36 PM St. Louis Lambert International Airport | 23h42 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS674 · AS529 | 7:36 PM St. Louis Lambert International Airport | 23h01 | 4:37 PM Burbank | 1 transfer | |
| AS674 · AS1388 | 7:36 PM St. Louis Lambert International Airport | 16h36 | 10:12 AM Burbank | 1 transfer | |
| AS674 · AS530 | 7:36 PM St. Louis Lambert International Airport | 25h30 | 7:06 PM Burbank | 1 transfer | |
| AS674 · AS2231 · AS1704 | 7:36 PM St. Louis Lambert International Airport | 23h42 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS674 · AS453 · AS1704 | 7:36 PM St. Louis Lambert International Airport | 23h42 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS674 · AS2231 · AS1386 | 7:36 PM St. Louis Lambert International Airport | 23h44 | 5:20 PM Burbank | 2 transfers | |
| AS674 · AS571 | 7:36 PM St. Louis Lambert International Airport | 20h40 | 2:16 PM Ontario International Airport | 1 transfer | |
| AS674 · AS1389 | 7:36 PM St. Louis Lambert International Airport | 17h42 | 11:18 AM Burbank | 1 transfer | |
AA3028+ AA3570 | 8:07 PM St. Louis Lambert International Airport | 6h51 | 12:58 AM Los Angeles International Airport | 1 transfer | |
| Tuesday, September 8 | |||||
| AA2261 · AA3273 | 5:42 AM St. Louis Lambert International Airport | 7h03 | 10:45 AM Los Angeles International Airport | 1 transfer | |
| AA2261 · AA1996 | 5:42 AM St. Louis Lambert International Airport | 6h05 | 9:47 AM Los Angeles International Airport | 1 transfer | |
| AA2261 · AA3181 | 5:42 AM St. Louis Lambert International Airport | 8h21 | 12:03 PM Los Angeles International Airport | 1 transfer | |
| AA6480 | 6:00 AM St. Louis Lambert International Airport | 4h10 | 8:10 AM Los Angeles International Airport | 0 transfersDirect | |
| AA1926 · AA2012 | 6:00 AM St. Louis Lambert International Airport | 7h21 | 11:21 AM Los Angeles International Airport | 1 transfer | |
| AS473 · AS1321 · AS3032 | 6:29 AM St. Louis Lambert International Airport | 11h18 | 3:47 PM Ontario International Airport | 2 transfers | |
| AS473 · AS530 | 6:29 AM St. Louis Lambert International Airport | 14h37 | 7:06 PM Burbank | 1 transfer | |
| AS473 · AS3145 · AS1704 | 6:29 AM St. Louis Lambert International Airport | 12h49 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS473 · AS3016 · AS3260 | 6:29 AM St. Louis Lambert International Airport | 15h30 | 7:59 PM Burbank | 2 transfers | |
| AS473 · AS487 | 6:29 AM St. Louis Lambert International Airport | 10h15 | 2:44 PM Los Angeles International Airport | 1 transfer | |
| AS473 · AS529 | 6:29 AM St. Louis Lambert International Airport | 12h08 | 4:37 PM Burbank | 1 transfer | |
| AS473 · AS3145 · AS559 | 6:29 AM St. Louis Lambert International Airport | 15h52 | 8:21 PM Burbank | 2 transfers | |
| AS473 · AS478 | 6:29 AM St. Louis Lambert International Airport | 8h40 | 1:09 PM Burbank | 1 transfer | |
| AS473 · AS1321 · AS3225 | 6:29 AM St. Louis Lambert International Airport | 16h01 | 8:30 PM Burbank | 2 transfers | |
| AS473 · AS2191 · AS3260 | 6:29 AM St. Louis Lambert International Airport | 15h30 | 7:59 PM Burbank | 2 transfers | |
| AS473 · AS717 | 6:29 AM St. Louis Lambert International Airport | 10h07 | 2:36 PM Long Beach Municipal | 1 transfer | |
| AS473 · AS1306 | 6:29 AM St. Louis Lambert International Airport | 8h27 | 12:56 PM Los Angeles International Airport | 1 transfer | |
| AS473 · AS1388 | 6:29 AM St. Louis Lambert International Airport | 29h43 | 10:12 AM Burbank | 1 transfer | |
| AS473 · AS488 · AS559 | 6:29 AM St. Louis Lambert International Airport | 15h52 | 8:21 PM Burbank | 2 transfers | |
| AS473 · AS488 · AS1386 | 6:29 AM St. Louis Lambert International Airport | 12h51 | 5:20 PM Burbank | 2 transfers | |
| AS473 · AS1700 · AS559 | 6:29 AM St. Louis Lambert International Airport | 15h52 | 8:21 PM Burbank | 2 transfers | |
| AS473 · AS592 | 6:29 AM St. Louis Lambert International Airport | 14h34 | 7:03 PM Ontario International Airport | 1 transfer | |
| AS473 · AS571 | 6:29 AM St. Louis Lambert International Airport | 9h47 | 2:16 PM Ontario International Airport | 1 transfer | |
| AS473 · AS1364 | 6:29 AM St. Louis Lambert International Airport | 30h47 | 11:16 AM Ontario International Airport | 1 transfer | |
| AS473 · AS1300 | 6:29 AM St. Louis Lambert International Airport | 14h17 | 6:46 PM Los Angeles International Airport | 1 transfer | |
| AS473 · AS458 | 6:29 AM St. Louis Lambert International Airport | 13h14 | 5:43 PM Los Angeles International Airport | 1 transfer | |
| AS473 · AS1389 | 6:29 AM St. Louis Lambert International Airport | 30h49 | 11:18 AM Burbank | 1 transfer | |
| AS473 · AS428 | 6:29 AM St. Louis Lambert International Airport | 16h30 | 8:59 PM Long Beach Municipal | 1 transfer | |
| AS473 · AS488 · AS1704 | 6:29 AM St. Louis Lambert International Airport | 12h49 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS473 · AS696 | 6:29 AM St. Louis Lambert International Airport | 11h28 | 3:57 PM Los Angeles International Airport | 1 transfer | |
| AS473 · AS498 | 6:29 AM St. Louis Lambert International Airport | 15h21 | 7:50 PM Los Angeles International Airport | 1 transfer | |
| AS473 · AS597 · AS2406 | 6:29 AM St. Louis Lambert International Airport | 11h41 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS473 · AS2106 · AS2406 | 6:29 AM St. Louis Lambert International Airport | 11h41 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS473 · AS3145 · AS1386 | 6:29 AM St. Louis Lambert International Airport | 12h51 | 5:20 PM Burbank | 2 transfers | |
| AS473 · AS441 · AS559 | 6:29 AM St. Louis Lambert International Airport | 15h52 | 8:21 PM Burbank | 2 transfers | |
| AA537 · AA3273 | 6:36 AM St. Louis Lambert International Airport | 6h09 | 10:45 AM Los Angeles International Airport | 1 transfer | |
| AA537 · AA3181 | 6:36 AM St. Louis Lambert International Airport | 7h27 | 12:03 PM Los Angeles International Airport | 1 transfer | |
| AA537 · AA442 | 6:36 AM St. Louis Lambert International Airport | 8h15 | 12:51 PM Los Angeles International Airport | 1 transfer | |
| AA712 · AA1988 | 6:54 AM St. Louis Lambert International Airport | 9h30 | 2:24 PM Los Angeles International Airport | 1 transfer | |
| UA577 · UA212 | 7:00 AM St. Louis Lambert International Airport | 9h49 | 2:49 PM Los Angeles International Airport | 1 transfer | |
| AA2574 · AA2027 | 8:00 AM St. Louis Lambert International Airport | 6h00 | 12:00 PM Los Angeles International Airport | 1 transfer | |
| UA2749 · UA1049 | 8:00 AM St. Louis Lambert International Airport | 7h01 | 1:01 PM Los Angeles International Airport | 1 transfer | |
| UA2749 · UA1803 · UA2184 | 8:00 AM St. Louis Lambert International Airport | 9h30 | 3:30 PM Los Angeles International Airport | 2 transfers | |
| UA3674 · UA2191 | 8:20 AM St. Louis Lambert International Airport | 10h55 | 5:15 PM Los Angeles International Airport | 1 transfer | |
| UA3674 · UA1652 | 8:20 AM St. Louis Lambert International Airport | 11h04 | 5:24 PM John Wayne Airport | 1 transfer | |
| AA2497 · AA1988 | 8:34 AM St. Louis Lambert International Airport | 7h50 | 2:24 PM Los Angeles International Airport | 1 transfer | |
| AA2497 · AA1502 | 8:34 AM St. Louis Lambert International Airport | 9h54 | 4:28 PM Los Angeles International Airport | 1 transfer | |
| UA4595 · UA2460 | 8:35 AM St. Louis Lambert International Airport | 7h12 | 1:47 PM Los Angeles International Airport | 1 transfer | |
| AA1959 · AA1275 | 8:36 AM St. Louis Lambert International Airport | 7h43 | 2:19 PM Los Angeles International Airport | 1 transfer | |
| AA1959 · AA442 | 8:36 AM St. Louis Lambert International Airport | 6h15 | 12:51 PM Los Angeles International Airport | 1 transfer | |
| UA2459 · UA1561 · UA5440 | 9:00 AM St. Louis Lambert International Airport | 8h32 | 3:32 PM John Wayne Airport | 2 transfers | |
| UA2459 · UA430 | 9:00 AM St. Louis Lambert International Airport | 5h50 | 12:50 PM Ontario International Airport | 1 transfer | |
| UA2459 · UA2154 | 9:00 AM St. Louis Lambert International Airport | 5h48 | 12:48 PM Burbank | 1 transfer | |
| AA1433+AA3568 | 9:32 AM St. Louis Lambert International Airport | 6h39 | 2:11 PM Los Angeles International Airport | 1 transfer | |
| UA4395 · UA1097 · UA5650 | 9:43 AM St. Louis Lambert International Airport | 11h04 | 6:47 PM John Wayne Airport | 2 transfers | |
| UA4395 · UA704 · UA5584 | 9:43 AM St. Louis Lambert International Airport | 10h16 | 5:59 PM Los Angeles International Airport | 2 transfers | |
| UA4395 · UA1097 · UA2764 | 9:43 AM St. Louis Lambert International Airport | 9h50 | 5:33 PM Burbank | 2 transfers | |
| AA3333 · AA1275 | 10:16 AM St. Louis Lambert International Airport | 6h03 | 2:19 PM Los Angeles International Airport | 1 transfer | |
| AA3333 · AA1669 | 10:16 AM St. Louis Lambert International Airport | 8h21 | 4:37 PM Los Angeles International Airport | 1 transfer | |
| AA2967 · AA1502 | 10:22 AM St. Louis Lambert International Airport | 8h06 | 4:28 PM Los Angeles International Airport | 1 transfer | |
| AA2967 · AA1499 | 10:22 AM St. Louis Lambert International Airport | 10h28 | 6:50 PM Los Angeles International Airport | 1 transfer | |
| UA5589 · UA589 | 11:15 AM St. Louis Lambert International Airport | 11h36 | 8:51 PM John Wayne Airport | 1 transfer | |
| UA560 · UA1690 | 12:28 PM St. Louis Lambert International Airport | 9h44 | 8:12 PM John Wayne Airport | 1 transfer | |
| AA5655+AA1669 | 12:45 PM St. Louis Lambert International Airport | 5h52 | 4:37 PM Los Angeles International Airport | 1 transfer | |
| AA5655+AA2125 | 12:45 PM St. Louis Lambert International Airport | 7h56 | 6:41 PM Los Angeles International Airport | 1 transfer | |
| UA2779 · UA1334 · UA589 | 12:59 PM St. Louis Lambert International Airport | 9h52 | 8:51 PM John Wayne Airport | 2 transfers | |
| UA2779 · UA2119 · UA2028 | 12:59 PM St. Louis Lambert International Airport | 9h54 | 8:53 PM Ontario International Airport | 2 transfers | |
| UA2779 · UA2240 | 12:59 PM St. Louis Lambert International Airport | 7h52 | 6:51 PM John Wayne Airport | 1 transfer | |
| UA1380 · UA1497 | 1:36 PM St. Louis Lambert International Airport | 5h53 | 5:29 PM John Wayne Airport | 1 transfer | |
| UA1380 · UA2633 · UA589 | 1:36 PM St. Louis Lambert International Airport | 9h15 | 8:51 PM John Wayne Airport | 2 transfers | |
| UA1380 · UA1195 | 1:36 PM St. Louis Lambert International Airport | 5h53 | 5:29 PM Los Angeles International Airport | 1 transfer | |
| UA4060 · UA326 | 3:13 PM St. Louis Lambert International Airport | 8h22 | 9:35 PM John Wayne Airport | 1 transfer | |
| UA4060 · UA2658 | 3:13 PM St. Louis Lambert International Airport | 7h10 | 8:23 PM Los Angeles International Airport | 1 transfer | |
| AS388 · AS1321 · AS3032 | 3:19 PM St. Louis Lambert International Airport | 26h28 | 3:47 PM Ontario International Airport | 2 transfers | |
| AS388 · AS432 · AS720 | 3:19 PM St. Louis Lambert International Airport | 20h32 | 9:51 AM Ontario International Airport | 2 transfers | |
| AS388 · AS478 | 3:19 PM St. Louis Lambert International Airport | 23h50 | 1:09 PM Burbank | 1 transfer | |
| AS388 · AS453 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS1364 | 3:19 PM St. Louis Lambert International Airport | 21h57 | 11:16 AM Ontario International Airport | 1 transfer | |
| AS388 · AS1867 · AS720 | 3:19 PM St. Louis Lambert International Airport | 20h32 | 9:51 AM Ontario International Airport | 2 transfers | |
| AS388 · AS530 | 3:19 PM St. Louis Lambert International Airport | 29h47 | 7:06 PM Burbank | 1 transfer | |
| AS388 · AS1389 | 3:19 PM St. Louis Lambert International Airport | 21h59 | 11:18 AM Burbank | 1 transfer | |
| AS388 · AS434 · AS720 | 3:19 PM St. Louis Lambert International Airport | 20h32 | 9:51 AM Ontario International Airport | 2 transfers | |
| AS388 · AS597 · AS2406 | 3:19 PM St. Louis Lambert International Airport | 26h51 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS388 · AS2231 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS2262 · AS2406 | 3:19 PM St. Louis Lambert International Airport | 26h51 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS388 · AS3063 · AS3223 | 3:19 PM St. Louis Lambert International Airport | 24h14 | 1:33 PM Burbank | 2 transfers | |
| AS388 · AS248 · AS2406 | 3:19 PM St. Louis Lambert International Airport | 26h51 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS388 · AS1330 · AS3213 | 3:19 PM St. Louis Lambert International Airport | 22h10 | 11:29 AM Burbank | 2 transfers | |
| AS388 · AS2049 · AS1704 | 3:19 PM St. Louis Lambert International Airport | 27h59 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS388 · AS453 · AS1704 | 3:19 PM St. Louis Lambert International Airport | 27h59 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS388 · AS592 | 3:19 PM St. Louis Lambert International Airport | 29h44 | 7:03 PM Ontario International Airport | 1 transfer | |
| AS388 · AS1388 | 3:19 PM St. Louis Lambert International Airport | 20h53 | 10:12 AM Burbank | 1 transfer | |
| AS388 · AS1867 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS488 · AS1704 | 3:19 PM St. Louis Lambert International Airport | 27h59 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS388 · AS432 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS2388 · AS3223 | 3:19 PM St. Louis Lambert International Airport | 24h14 | 1:33 PM Burbank | 2 transfers | |
| AS388 · AS2273 · AS3223 | 3:19 PM St. Louis Lambert International Airport | 24h14 | 1:33 PM Burbank | 2 transfers | |
| AS388 · AS2049 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS3145 · AS1704 | 3:19 PM St. Louis Lambert International Airport | 27h59 | 5:18 PM Ontario International Airport | 2 transfers | |
| AS388 · AS529 | 3:19 PM St. Louis Lambert International Airport | 27h18 | 4:37 PM Burbank | 1 transfer | |
| AS388 · AS2125 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS2262 · AS3415 | 3:19 PM St. Louis Lambert International Airport | 21h44 | 11:03 AM Burbank | 2 transfers | |
| AS388 · AS717 | 3:19 PM St. Louis Lambert International Airport | 25h17 | 2:36 PM Long Beach Municipal | 1 transfer | |
| AS388 · AS524 | 3:19 PM St. Louis Lambert International Airport | 10h18 | 11:37 PM Los Angeles International Airport | 1 transfer | |
| AS388 · AS1330 · AS3032 | 3:19 PM St. Louis Lambert International Airport | 26h28 | 3:47 PM Ontario International Airport | 2 transfers | |
| AS388 · AS2106 · AS2406 | 3:19 PM St. Louis Lambert International Airport | 26h51 | 4:10 PM Ontario International Airport | 2 transfers | |
| AS388 · AS571 | 3:19 PM St. Louis Lambert International Airport | 24h57 | 2:16 PM Ontario International Airport | 1 transfer | |
| AS388 · AS2231 · AS720 | 3:19 PM St. Louis Lambert International Airport | 20h32 | 9:51 AM Ontario International Airport | 2 transfers | |
| AS388 · AS434 · AS1552 | 3:19 PM St. Louis Lambert International Airport | 23h58 | 1:17 PM Burbank | 2 transfers | |
| AS388 · AS2125 · AS720 | 3:19 PM St. Louis Lambert International Airport | 20h32 | 9:51 AM Ontario International Airport | 2 transfers | |
| AA831 · AA2055 | 3:25 PM St. Louis Lambert International Airport | 8h52 | 10:17 PM Los Angeles International Airport | 1 transfer | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets St. Louis, MO to Ontario, CA by train
Compare train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Mon
Sep 07
Sep 07
Tue
Sep 08
Sep 08
Wed
Sep 09
Sep 09
Thu
Sep 10
Sep 10
Fri
Sep 11
Sep 11
Sat
Sep 12
Sep 12
Sun
Sep 13
Sep 13
Mon
Sep 14
Sep 14
Tue
Sep 15
Sep 15
Wed
Sep 16
Sep 16
Thu
Sep 17
Sep 17
Fri
Sep 18
Sep 18
Sat
Sep 19
Sep 19
Sun
Sep 20
Sep 20
Mon
Sep 21
Sep 21
Tue
Sep 22
Sep 22
Wed
Sep 23
Sep 23
Thu
Sep 24
Sep 24
Fri
Sep 25
Sep 25
Sat
Sep 26
Sep 26
Sun
Sep 27
Sep 27
FAQs: St. Louis, MO to Ontario, CA Flight
Find answers to the most common questions about traveling from St. Louis, MO to Ontario, CA by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Ontario, CA, this guide helps you travel smarter and with confidence.
The earliest flight from St. Louis, MO to Ontario, CA leaves at 12:13 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from St. Louis, MO to Ontario, CA leaves at 11:30 PM.
Flights from St. Louis, MO to Ontario, CA generally leave from St. Louis Lambert International Airport and arrive in Los Angeles International Airport.St. Louis Lambert International Airport is 1 miles (2 km) away from St. Louis, MO city centre and Los Angeles International Airport is 1 miles (2 km) from Ontario, CA city centre.
The cheapest month for a flight from St. Louis, MO to Ontario, CA is May.
Yes, you can take a train between St. Louis, MO and Ontario, CA.
Since neither St. Louis, MO nor Ontario, CA are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 2 h between St. Louis, MO and Ontario, CA all year round.
The best events to attend in Ontario, CA include:
- California Citrus State Historic Park Festival, celebrate the citrus industry with local vendors and activities
- Ontario International Airport Airshow, witness thrilling aerial performances and displays
- Ontario Harvest Festival, a community celebration featuring local produce and crafts
- Chaffey Community Museum of Art Annual Fundraiser, support local art through exhibitions and auctions.
The best holidays to experience in Ontario, CA include:
- New Year's Day, mild winter weather and fresh beginnings
- Memorial Day, kick-off to summer with outdoor activities
- Independence Day, patriotic celebrations and fireworks
- Labor Day, end of summer festivities and community events
- Thanksgiving, a time for family gatherings and seasonal harvest celebrations.
The best season to visit Ontario, CA is Spring or Fall. The best weather to explore Ontario, CA is during April-June or September-November.
We recommend using the train as it is the most popular way to get from St. Louis, MO to Ontario, CA among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In Ontario, CA, travelers should be aware of common safety concerns such as pickpocketing in crowded areas and vehicle break-ins, especially in parking lots near popular attractions. Scams targeting travelers may include overpriced taxi fares and fraudulent ticket sellers. Staying alert, using authorized transportation services, and securing personal belongings can help ensure a safe visit.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.
popular airports
Popular airports from St. Louis, MO to Ontario, CA
Most St. Louis, MO to Ontario, CA flights use the St. Louis Lambert International Airport to Los Angeles International Airport airport pair. Use this guide to compare St. Louis, MO and Ontario, CA airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Departure airports in St. Louis
Arrival airports in Ontario
Which St. Louis, MO airport do flights to Ontario, CA leave from?
Flights from St. Louis, MO to Ontario, CA depart from St. Louis Lambert International Airport. The airport is 1 miles (2 km) from St. Louis, MO city centre at 10701 Lambert Intertiol Blvd, St. Louis, MO 63145, USA.
St. Louis Lambert International Airport (STL)10701 Lambert Intertiol Blvd, St. Louis, MO 63145, USA
City-centre transport
Getting to St. Louis Lambert International Airport from St. Louis city centre
St. Louis Lambert International Airport is 2 km from St. Louis city centre. Public transport options include:
TrainMlr · 31m · $4 · every ~7 min
BusGreyhound US1210 · 25m · $2
St. Louis Lambert International Airport airport facilities and services
St. Louis Lambert International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.
Food and drink
Food options include: Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located in both terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at St. Louis Lambert International Airport: Parking, Taxis, WC.
Bike and car services
Available at St. Louis Lambert International Airport: Car Rental.
Accessibility
Accessibility facilities are available at St. Louis Lambert International Airport: Elevators, ramps.
Shops, hotels and contact
Nearby hotels include Hotels nearby, such as Marriott St. Louis Airport within walking distance..
Which Ontario, CA airport do flights from St. Louis, MO arrive at?
Flights from St. Louis, MO to Ontario, CA most often arrive at Los Angeles International Airport. Some flights land at Burbank, so check your ticket before travel to confirm your Ontario, CA arrival airport.
Ontario International Airport (ONT)Ontario, CA 91761, United States
City-centre transport
Getting to Ontario International Airport from Ontario city centre
Ontario International Airport is 4 km from Ontario city centre. Public transport options include:
Bus61 · 13m · $2 · every ~6 min
61 · 15m · $2 · every ~6 min
Ontario International Airport airport facilities and services
Ontario International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.
Food and drink
Food options include: Various options in terminals, including fast food and sit-down restaurants
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located in all terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Ontario International Airport: Parking, Taxis, WC.
Bike and car services
Available at Ontario International Airport: Car Rental.
Accessibility
Accessibility facilities are available at Ontario International Airport: Elevators, ramps.
Shops, hotels and contact
Nearby hotels include Hotels nearby, such as Ontario Airport Hotel & Conference Center..
Most popular flights from St. Louis, MO
More options for your journey from St. Louis, MO to Ontario, CA
Here are some other resources that might have the information you need
Most popular flights to and from Ontario, CA and St. Louis, MO
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
