4.9
4.6Journey information
Overview: St. Louis, MO to Ontario, CA flight
USAUSA
Flights from St. Louis, MO to Ontario, CA depart on average 34 times per day, taking around 8h 27m. Cheap flight tickets for this journey start at $204 (€204) but you can travel from only $168 (€168) by bus.
There are 1 flights per day. The earliest flight runs at 00:13, the last at 23:30. The fastest flight covers the 1554 miles (2501 km) distance in 8h 27m.
Distance 1554 miles (2501 km) |
Average flight duration 8h 27m |
Cheapest ticket price $204 (€204) |
Flights per day 34 |
Direct flights 1 |
Fastest flight 8h 27m |
First flight 12:13 AM |
Last flight 11:30 PM |
High Season Jan - Mar |
Low Season Jan - Mar |
Best time to book 63 days |
The cheapest and fastest flights from St. Louis, MO to Ontario, CA
Cheapest price
$204
Average price
$204
Fastest journey
8 h 27 m
Average duration
8 h 27 m
Flights per day
1
Distance
2501 km
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 $204 if you buy it on the day, but the cheapest tickets can be found for only $204.
Of the 1 flights that leave St. Louis, MO for Ontario, CA onFri, Jul 24, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Jul 24 the direct flights cover the 2501 km distance in an average of 8 h 27 m but if you time it right, some flights will get you there in just 8 h 27 m .
On Fri, Jul 24 the longest flights will take 8 h 27 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.
7:35 PM8h27St. Louis, MO4:02 AMOntario, CA$2041One-way0 transfers
- 7:35 PM8h27St. Louis, MO4:02 AMOntario, CA$2041One-way0 transfers
Travel Information
Compare train, bus, and flight for St. Louis, MO to Ontario, CA
Omio recommends booking the bus 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 bus with prices starting from $168. For those with little time consider booking a flight which can get you there in 8h 27m. The ticket price range depends on the travel mode: a bus costs an average of $168, and a train costs an average of $750.
Distance: 1554 miles (2501 km)
Compare flight with
| Flight | Most popular Bus | Train | Driving |
|---|---|---|---|
$204 Average price | $168 Average price Cheapest | $750 Average price | $293 Average price (fuel + tolls) |
11h 27m Average total duration Fastest 8h 27m Onboard + 3h 0m Additional time* | 40h 5m Average total duration 39h 35m Onboard + 30m Additional time* | 56h 42m Average total duration 56h 12m Onboard + 30m Additional time* | 26h 4m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from St. Louis, MO to Ontario, CA:
A bus is $36 (€36) less than a flight for this route with tickets for a flight from St. Louis, MO to Ontario, CA costing on average $204 (€204).
A bus is $582 (€582) less than a train for this route with tickets for a train from St. Louis, MO to Ontario, CA costing on average $750 (€750).
Other travel options to Ontario, CA take longer:
Bus takes on average 39h 35m.
Train takes on average 56h 12m.
Compare prices and tickets St. Louis, MO to Ontario, CA 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.
Jul 24
Jul 25
Jul 26
Jul 27
Jul 28
Jul 29
Jul 30
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.
- 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.
- 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.
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.
Which St. Louis, MO airport do flights to Ontario, CA leave from?
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:
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?
Getting to Ontario International Airport from Ontario city centre
Ontario International Airport is 4 km from Ontario city centre. Public transport options include:
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..
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.
