Journey information
Overview: San Antonio, TX to St. Louis, MO flight
Flights from San Antonio, TX to St. Louis, MO depart on average 25 times per day, taking around 4h 42m. Cheap flight tickets for this journey start at $130 (€103) but you can travel from only $123 (€97) by train.
The earliest flight runs at 05:00, the last at 20:35. The fastest flight covers the 792 miles (1276 km) distance in 5h 30m. March is the cheapest month to fly.
Distance 792 miles (1276 km) |
Average flight duration 4h 42m |
Cheapest ticket price $130 (€103) |
Flights per day 25 |
Fastest flight 5h 30m |
Cheapest month to travel March |
First flight 05:00 |
Last flight 20:35 |
The cheapest and fastest flights from San Antonio, TX to St. Louis, MO
Cheapest price
$191
Average price
$542
Fastest journey
3 h 49 m
Average duration
3 h 58 m
Flights per day
81
Distance
1276 km
The best way to find a cheap flight ticket from San Antonio, TX to St. Louis, MO is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from San Antonio, TX to St. Louis, MO will cost around $542 if you buy it on the day, but the cheapest tickets can be found for only $191.
It's difficult to get from San Antonio, TX to St. Louis, MO without transferring at least once.
AA888 · AA2269
AA2875 · AA2486
AA1449 · AA1010
AA2934 · AA2562
AA2877 · AA2246
AA2616 · AA2673
UA6187 · UA6214
AA1449 · AA1010
UA515 · UA1706
AA1282 · AA2289Travel Information
Compare train, bus, and flight for San Antonio, TX to St. Louis, MO
Omio recommends booking the train as it is the most popular option from San Antonio, TX to St. Louis, MO among Omio's users. If you are prioritising price take the bus with prices starting from €103. For those with little time consider booking a flight which can get you there in 4h 42m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.4 - 1.1kg. The ticket price range depends on the travel mode: a bus costs an average of €103, and a flight costs an average of €103.
Distance: 792 miles (1276 km)
Compare flight with
| Flight | Most popular Train | Bus |
|---|---|---|
€184 Average price | €138 Average price | €138 Average price Cheapest |
7h 42m Average total duration Fastest 4h 42m Onboard + 3h 0m Additional time* | 25h 14m Average total duration 24h 44m Onboard + 30m Additional time* | 21h 42m Average total duration 21h 12m Onboard + 30m Additional time* |
3.8 - 7.7kg CO2 emissions | 0.4 - 1.1kg CO2 emissions Lowest | 1.3 - 3.2kg CO2 emissions |
![]() Most popular airline | ![]() Most popular train company | ![]() Most popular bus company |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Live departures
San Antonio, TX to St. Louis, MO flight times
The table below shows live departures for San Antonio, TX to St. Louis, MO flights for today, Sunday, February 1. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
AA2877 · AA2246 | 9:07 PM San Antonio International Airport | 4h22 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
UA2625 · UA1706 | 10:04 PM San Antonio International Airport | 5h56 | 4:00 AM St. Louis Lambert International Airport | 1 transfer | |
UA2479 · UA652 | 10:43 PM San Antonio International Airport | 20h33 | 7:16 PM St. Louis Lambert International Airport | 1 transfer | |
UA2479 · UA1422 | 10:43 PM San Antonio International Airport | 28h15 | 2:58 AM St. Louis Lambert International Airport | 1 transfer | |
AA2934 · AA2562 | 11:00 PM San Antonio International Airport | 6h12 | 5:12 AM St. Louis Lambert International Airport | 1 transfer | |
AA2894 · AA1313 | 11:10 PM San Antonio International Airport | 6h49 | 5:59 AM St. Louis Lambert International Airport | 1 transfer | |
AA2432 · AA2043 | 11:36 PM San Antonio International Airport | 6h23 | 5:59 AM St. Louis Lambert International Airport | 1 transfer | |
UA515 · UA1706 | 11:59 PM San Antonio International Airport | 4h01 | 4:00 AM St. Louis Lambert International Airport | 1 transfer | |
| Monday, February 2 | |||||
AA2616 · AA2732 | 11:00 AM San Antonio International Airport | 9h47 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA2616 · AA2673 | 11:00 AM San Antonio International Airport | 3h49 | 2:49 PM St. Louis Lambert International Airport | 1 transfer | |
AA2616 · AA2269 | 11:00 AM San Antonio International Airport | 11h14 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA2616 · AA2289 | 11:00 AM San Antonio International Airport | 6h05 | 5:05 PM St. Louis Lambert International Airport | 1 transfer | |
AA2616 · AA2289 | 11:00 AM San Antonio International Airport | 6h05 | 5:05 PM St. Louis Lambert International Airport | 1 transfer | |
UA6187 · UA2124 · UA4516 | 11:25 AM San Antonio International Airport | 10h38 | 10:03 PM St. Louis Lambert International Airport | 2 transfers | |
UA6187 · UA6214 | 11:25 AM San Antonio International Airport | 3h57 | 3:22 PM St. Louis Lambert International Airport | 1 transfer | |
UA6187 · UA1617 · UA4516 | 11:25 AM San Antonio International Airport | 10h38 | 10:03 PM St. Louis Lambert International Airport | 2 transfers | |
UA6187 · UA1886 · UA3719 | 11:25 AM San Antonio International Airport | 11h53 | 11:18 PM St. Louis Lambert International Airport | 2 transfers | |
UA6187 · UA1298 · UA3719 | 11:25 AM San Antonio International Airport | 11h53 | 11:18 PM St. Louis Lambert International Airport | 2 transfers | |
AA1710+ AA3764 | 12:06 PM San Antonio International Airport | 6h57 | 7:03 PM St. Louis Lambert International Airport | 1 transfer | |
AA2342 · AA2289 | 12:15 PM San Antonio International Airport | 4h50 | 5:05 PM St. Louis Lambert International Airport | 1 transfer | |
AA2342 · AA2269 | 12:15 PM San Antonio International Airport | 9h59 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA2342 · AA2732 | 12:15 PM San Antonio International Airport | 8h32 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA2342 · AA2891+ AA3730 | 12:15 PM San Antonio International Airport | 11h59 | 12:14 AM St. Louis Lambert International Airport | 2 transfers | |
AA1282 · AA2269 | 1:00 PM San Antonio International Airport | 9h14 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
UA1332 · UA4491 | 1:00 PM San Antonio International Airport | 5h29 | 6:29 PM St. Louis Lambert International Airport | 1 transfer | |
AA2463 · AA2486 | 1:00 PM San Antonio International Airport | 8h04 | 9:04 PM St. Louis Lambert International Airport | 1 transfer | |
UA1332 · UA3502 | 1:00 PM San Antonio International Airport | 7h30 | 8:30 PM St. Louis Lambert International Airport | 1 transfer | |
UA1332 · UA4516 | 1:00 PM San Antonio International Airport | 9h03 | 10:03 PM St. Louis Lambert International Airport | 1 transfer | |
AA1282 · AA2289 | 1:00 PM San Antonio International Airport | 4h05 | 5:05 PM St. Louis Lambert International Airport | 1 transfer | |
AA1282 · AA2732 | 1:00 PM San Antonio International Airport | 7h47 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA1282 · AA2891+ AA3730 | 1:00 PM San Antonio International Airport | 11h14 | 12:14 AM St. Louis Lambert International Airport | 2 transfers | |
UA2233 · UA3719 | 1:06 PM San Antonio International Airport | 10h12 | 11:18 PM St. Louis Lambert International Airport | 1 transfer | |
UA2233 · UA3468 | 1:06 PM San Antonio International Airport | 16h53 | 5:59 AM St. Louis Lambert International Airport | 1 transfer | |
UA471 · UA4527 | 1:25 PM San Antonio International Airport | 12h02 | 1:27 AM St. Louis Lambert International Airport | 1 transfer | |
UA410 · UA1298 · UA3719 | 1:29 PM San Antonio International Airport | 9h49 | 11:18 PM St. Louis Lambert International Airport | 2 transfers | |
AA2875 · AA2486 | 2:10 PM San Antonio International Airport | 6h54 | 9:04 PM St. Louis Lambert International Airport | 1 transfer | |
AA2070 · AA2246 | 2:16 PM San Antonio International Airport | 11h13 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
AA2070 · AA2269 | 2:16 PM San Antonio International Airport | 7h58 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA2070 · AA2732 | 2:16 PM San Antonio International Airport | 6h31 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA2070 · AA2891+ AA3730 | 2:16 PM San Antonio International Airport | 9h58 | 12:14 AM St. Louis Lambert International Airport | 2 transfers | |
UA2853 · UA1422 | 2:30 PM San Antonio International Airport | 12h28 | 2:58 AM St. Louis Lambert International Airport | 1 transfer | |
AA2053 · AA3219 · AA2246 | 2:57 PM San Antonio International Airport | 10h32 | 1:29 AM St. Louis Lambert International Airport | 2 transfers | |
AA2053 · AA1166 · AA1010 | 2:57 PM San Antonio International Airport | 14h02 | 4:59 AM St. Louis Lambert International Airport | 2 transfers | |
AA2053 · AA2849 · AA1010 | 2:57 PM San Antonio International Airport | 14h02 | 4:59 AM St. Louis Lambert International Airport | 2 transfers | |
AA888 · AA2269 | 3:30 PM San Antonio International Airport | 6h44 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA888 · AA2732 | 3:30 PM San Antonio International Airport | 5h17 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA888 · AA2246 | 3:30 PM San Antonio International Airport | 9h59 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
AA888 · AA2732 | 3:30 PM San Antonio International Airport | 5h17 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA888 · AA2891+ AA3730 | 3:30 PM San Antonio International Airport | 8h44 | 12:14 AM St. Louis Lambert International Airport | 2 transfers | |
UA2675 · UA1528 · UA4416 | 3:50 PM San Antonio International Airport | 9h37 | 1:27 AM St. Louis Lambert International Airport | 2 transfers | |
UA2675 · UA1608 · UA4416 | 3:50 PM San Antonio International Airport | 9h37 | 1:27 AM St. Louis Lambert International Airport | 2 transfers | |
UA2675 · UA6132 | 3:50 PM San Antonio International Airport | 6h02 | 9:52 PM St. Louis Lambert International Airport | 1 transfer | |
AA415 · AA2246 | 4:32 PM San Antonio International Airport | 8h57 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
AA415 · AA2269 | 4:32 PM San Antonio International Airport | 5h42 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA415 · AA2269 | 4:32 PM San Antonio International Airport | 5h42 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA415 · AA2732 | 4:32 PM San Antonio International Airport | 4h15 | 8:47 PM St. Louis Lambert International Airport | 1 transfer | |
AA415 · AA2413+ AA3376 | 4:32 PM San Antonio International Airport | 9h41 | 2:13 AM St. Louis Lambert International Airport | 2 transfers | |
AA6283+ AA2269 | 5:36 PM San Antonio International Airport | 4h38 | 10:14 PM St. Louis Lambert International Airport | 1 transfer | |
AA6283+ AA2246 | 5:36 PM San Antonio International Airport | 7h53 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
AA6283+ AA2246 | 5:36 PM San Antonio International Airport | 7h53 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
AA6283+ AA1010 | 5:36 PM San Antonio International Airport | 11h23 | 4:59 AM St. Louis Lambert International Airport | 1 transfer | |
AA6283+ AA2413+ AA3376 | 5:36 PM San Antonio International Airport | 8h37 | 2:13 AM St. Louis Lambert International Airport | 2 transfers | |
UA1397 · UA6132 | 5:43 PM San Antonio International Airport | 4h09 | 9:52 PM St. Louis Lambert International Airport | 1 transfer | |
UA1397 · UA3468 | 5:43 PM San Antonio International Airport | 12h16 | 5:59 AM St. Louis Lambert International Airport | 1 transfer | |
UA1397 · UA1608 · UA4185 | 5:43 PM San Antonio International Airport | 9h30 | 3:13 AM St. Louis Lambert International Airport | 2 transfers | |
UA2250 · UA4527 | 6:15 PM San Antonio International Airport | 7h12 | 1:27 AM St. Louis Lambert International Airport | 1 transfer | |
UA2250 · UA1230 · UA3468 | 6:15 PM San Antonio International Airport | 11h44 | 5:59 AM St. Louis Lambert International Airport | 2 transfers | |
AA1977 · AA2937 | 6:52 PM San Antonio International Airport | 5h42 | 12:34 AM St. Louis Lambert International Airport | 1 transfer | |
AA413 · AA1010 | 7:08 PM San Antonio International Airport | 9h51 | 4:59 AM St. Louis Lambert International Airport | 1 transfer | |
AA413 · AA2246 | 7:08 PM San Antonio International Airport | 6h21 | 1:29 AM St. Louis Lambert International Airport | 1 transfer | |
UA1789 · UA1422 | 7:20 PM San Antonio International Airport | 7h38 | 2:58 AM St. Louis Lambert International Airport | 1 transfer | |
AA3742 · AA3459 | 7:59 PM San Antonio International Airport | 7h16 | 3:15 AM St. Louis Lambert International Airport | 1 transfer | |
AA3376 · AA3459 | 7:59 PM San Antonio International Airport | 6h14 | 2:13 AM St. Louis Lambert International Airport | 1 transfer | |
UA2243 · UA5736 | 8:05 PM San Antonio International Airport | 25h32 | 9:37 PM St. Louis Lambert International Airport | 1 transfer | |
UA2243 · UA4416 | 8:05 PM San Antonio International Airport | 5h22 | 1:27 AM St. Louis Lambert International Airport | 1 transfer | |
UA2243 · UA4487 | 8:05 PM San Antonio International Airport | 8h53 | 4:58 AM St. Louis Lambert International Airport | 1 transfer | |
UA2243 · UA4185 | 8:05 PM San Antonio International Airport | 7h08 | 3:13 AM St. Louis Lambert International Airport | 1 transfer | |
UA2658 · UA787 · UA4487 | 8:06 PM San Antonio International Airport | 8h52 | 4:58 AM St. Louis Lambert International Airport | 2 transfers | |
UA2658 · UA1706 | 8:06 PM San Antonio International Airport | 7h54 | 4:00 AM St. Louis Lambert 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 San Antonio, TX to St. Louis, MO by train, bus, or flight
Compare train, bus, and flight 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.
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Why should you book San Antonio, TX to St. Louis, MO flights with Omio?
Why book with Omio vs American Airlines?
- Compare with other providers: On Omio, you can not only buy tickets for American Airlines, but also compare tickets for the likes of to find the best option for your trip from San Antonio, TX to St. Louis, MO.
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- Compare all your options: Omio allows you to compare American Airlines with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from San Antonio, TX to St. Louis, MO.
Why book with Omio over Trip, Edreams or Skyscanner?
- Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from San Antonio, TX to St. Louis, MO.
Airlines: American Airlines from San Antonio, TX to St. Louis, MOFind the best flights between San Antonio, TX to St. Louis, MO with Omio's travel partners American Airlines from $123 (€97). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
American Airlines
FAQs: San Antonio, TX to St. Louis, MO Flight
Find answers to the most common questions about traveling from San Antonio, TX to St. Louis, MO 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 St. Louis, MO, this guide helps you travel smarter and with confidence.

- St. Louis Mardi Gras, a vibrant celebration featuring parades, live music, and festive activities in the Soulard neighborhood
- St. Louis Art Fair, an annual event showcasing local and national artists with art exhibits, live performances, and culinary delights
- Fair St. Louis, a multi-day Independence Day festival with fireworks, concerts, and family-friendly activities along the Gateway Arch.
- Independence Day, vibrant fireworks and festive celebrations throughout the city
- Labor Day, pleasant weather and various outdoor activities
- Thanksgiving, a time for family gatherings with a charming autumn atmosphere.
popular airports
Popular airports from San Antonio, TX to St. Louis, MO
- Free Wi-Fi available throughout the airport.
- Shops are located in both terminals, including Duty-Free and local souvenir shops.
- Parking available on-site, approximately 2.4€ (CAD 3.50) per hour.
- Restaurants are located in both terminals, including Tex-Mex and American cuisine. Top options include La Gloria and Rosario's.
- Available outside the terminal.
- Ramps, assistance
- Available throughout the airport in both terminals.
- Hotels within walking distance, including the Hilton San Antonio Airport.
- Lounges available, including the United Club in terminal B.
- Lost and Found located in terminal A, near the baggage claim area.
- Car rental services are available on-site from major providers like Hertz and Avis.
- VIA Metropolitan Transit bus line 5, stop at San Antonio Intertiol Airport, 8 miles
- Free Wi-Fi available throughout the airport.
- Shops in both terminals, including Hudson News and Tech on the Go.
- Parking available with short-term and long-term options, approximately 1.42€ ($1.50) per hour.
- Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
- Available outside the terminal.
- Elevators, ramps
- Available throughout both terminals.
- Hotels nearby, such as Marriott St. Louis Airport within walking distance.
- Showers available in some lounges, access may require lounge fee.
- Lounges available, including American Airlines Admirals Club.
- Lost and Found located in terminal 1, contact airport for details.
- Car rental services available, including Hertz and Enterprise in terminal 1
- MetroLink Red Line, Lambert Airport terminal 1 & 2 stations, 35 minutes
Most popular flights from San Antonio, TX
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