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Journey information
Overview: Washington, DC to St. Louis, MO flight
USAUSA
Flights from Washington, DC to St. Louis, MO depart on average 40 times per day, taking around 3h 6m. Cheap flight tickets for this journey start at $110 (€89) but you can travel from only $102 (€82) by bus.
There are 3 flights per day. The earliest flight runs at 05:00, the last at 21:15. The fastest flight covers the 708 miles (1141 km) distance in 2h 27m. January 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
Bus from $102 (€82)
Distance 708 miles (1141 km) |
Average flight duration 3h 6m |
Cheapest ticket price $110 (€89) |
Flights per day 40 |
Direct flights 3 |
Fastest flight 2h 27m |
Cheapest month January |
First flight 05:00 |
Last flight 21:15 |
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
Bus from $102 (€82)
The cheapest and fastest flights from Washington, DC to St. Louis, MO
Showing times and prices for Apr 03
Cheapest price
$110
Average price
$149
Fastest journey
2 h 30 m
Average duration
4 h 37 m
Flights per day
4
Distance
1141 km
Cheap tickets
The best way to find a cheap flight ticket from Washington, DC 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 Washington, DC to St. Louis, MO will cost around $149 if you buy it on the day, but the cheapest tickets can be found for only $110.
Fast flights
Of the 4 flights that leave Washington, DC for St. Louis, MO onFri, Apr 03, 4 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Apr 03 the direct flights cover the 1141 km distance in an average of 4 h 37 m but if you time it right, some flights will get you there in just 2 h 30 m .
On Fri, Apr 03 the longest flights will take 6 h 35 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.
02:14AM2h30Washington, DC04:44AMSt. Louis, MO$1101One-way0 transfers- 01:19PM5h00Washington, DC06:19PMSt. Louis, MO$1521One-way0 transfers
- 10:04AM4h23Washington, DC02:27PMSt. Louis, MO$1591One-way0 transfers
- 06:55PM6h35Washington, DC01:30AMSt. Louis, MO$1751One-way0 transfers
- 02:14AM2h30Washington, DC04:44AMSt. Louis, MO$1101One-way0 transfers
- 10:04AM4h23Washington, DC02:27PMSt. Louis, MO$1591One-way0 transfers
- 01:19PM5h00Washington, DC06:19PMSt. Louis, MO$1521One-way0 transfers
- 06:55PM6h35Washington, DC01:30AMSt. Louis, MO$1751One-way0 transfers
Travel Information
Compare train, bus, and flight for Washington, DC to St. Louis, MO
Omio recommends booking the train as it is the most popular option from Washington, DC to St. Louis, MO among Omio's users. If you are prioritising price take the bus with prices starting from $102. For those with little time consider booking a flight which can get you there in 3h 6m. The ticket price range depends on the travel mode: a bus costs an average of $102, and a train costs an average of $110.
Distance: 708 miles (1141 km)
Compare flight with
| Flight | Most popular Train | Bus |
|---|---|---|
$208 Average price | $259 Average price | $174 Average price Cheapest |
6h 6m Average total duration Fastest 3h 6m Onboard + 3h 0m Additional time* | 25h 48m Average total duration 25h 18m Onboard + 30m Additional time* | 20h 23m Average total duration 19h 53m Onboard + 30m Additional time* |
Most popular airline |  Most popular train company |  Most popular bus company |
Direct Options | Direct Options | Direct Options |
Live departures
Washington, DC to St. Louis, MO flight times
The table below shows live departures for Washington, DC to St. Louis, MO flights for today, Wednesday, April 1. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| 1:00 PM Washington, DC | 6h14 | 7:14 PM St. Louis, MO | 0 transfersDirect | |
| 4:13 PM Washington, DC | 4h51 | 9:04 PM St. Louis, MO | 0 transfersDirect | |
| 8:14 PM Washington, DC | 2h45 | 10:59 PM St. Louis, MO | 0 transfersDirect | |
| Thursday, April 2 | |||||
| 2:14 AM Washington, DC | 2h30 | 4:44 AM St. Louis, MO | 0 transfersDirect | |
| 10:04 AM Washington, DC | 4h23 | 2:27 PM St. Louis, MO | 0 transfersDirect | |
Find all the dates and times for this journey
Compare prices and tickets Washington, DC 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 Washington, DC to St. Louis, MO flights with Omio?
American Airlines operates all flights services from Washington, DC to St. Louis, MO.
Omio is an official ticket reseller for all your travel options from Washington, DC to St. Louis, MO.
Why book with Omio vs American Airlines?
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- 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 Washington, DC 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 Washington, DC to St. Louis, MO.
Airlines: American Airlines from Washington, DC to St. Louis, MOFind the best flights between Washington, DC to St. Louis, MO with Omio's travel partners American Airlines from $102 (€82). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
American Airlines
About
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
Luggage & cancellation policy
Average Duration
2h 27m
Cheapest Price
$110 (€89)
American Airlines frequency
16 a day
Luggage included
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Additional luggage
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy
Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
Pregnant on board
Passengers can fly up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required within 7 days of departure if within 4 weeks of due date.
Unaccompagned minor
Children ages 5-14 can travel alone using American Airlines Unaccompanied Minor Service. Service fee is $150 each way.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
American Airlines provides wheelchair assistance and special services for passengers with disabilities. Assistance must be requested at least 48 hours before departure.
Pets
Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
Entertaiment on board
FAQs: Washington, DC to St. Louis, MO Flight
Find answers to the most common questions about traveling from Washington, DC 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.
Cheap plane tickets from Washington, DC to St. Louis, MO can start from as little as $110 (€89) when you book in advance. The average flight ticket price for Washington, DC to St. Louis, MO is $208 (€169) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Washington, DC to St. Louis, MO is 2h 27m to travel the 708 miles (1141 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Washington, DC to St. Louis, MO leaves at 5:00 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Washington, DC to St. Louis, MO leaves at 9:15 PM.
Yes, there are 3 direct flights a day from Washington, DC to St. Louis, MO with American Airlines. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Washington, DC to St. Louis, MO, you can count on American Airlines for the best way to get you to St. Louis, MO. You can also check all possible airlines who offer a service between Washington, DC and St. Louis, MO and compare the amenities they offer before buying a plane ticket.
Flights from Washington, DC to St. Louis, MO generally leave from Ronald Reagan National Airport and arrive in St. Louis Lambert International Airport.Ronald Reagan National Airport is 2 miles (4 km) away from Washington, DC city centre and St. Louis Lambert International Airport is 1 miles (2 km) from St. Louis, MO city centre.
The cheapest month for a flight from Washington, DC to St. Louis, MO is January.
It's helpful to compare your options as there are 3 ways to travel between Washington, DC and St. Louis, MO including taking a train, bus, and flight.
Since neither Washington, DC nor St. Louis, MO 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 1 h between Washington, DC and St. Louis, MO all year round.
The best events to attend in St. Louis, MO include:
- 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.
The best holidays to experience in St. Louis, MO include:
- 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.
The best season to visit St. Louis, MO is Spring or Fall. The best weather to explore St. Louis, MO is during April-May or September-October.
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.
popular airports
Popular airports from Washington, DC to St. Louis, MO
Washington
St. Louis
The major airport for departures in Washington is Ronald Reagan National Airport. Find all the information you need to know about services, amenities and connections at Ronald Reagan National Airport for your trip from Washington to St. Louis.
Amenities at airport
Wifi
Shopping
Parking
Dining
ATM
Taxis
Accessibility
WC
Hotel
Shower
Lounge
Lost and Found Office
Car Rentalinformation
Distance to city center
4 km
Car connection
George Washington Memorial Parkway, Exit 10AWifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops are available in all terminals, including Hudson News and Duty-Free Americas.
Parking
- Parking available in garages A, B, and C, approximately 5.7€ ($6) per hour.
Dining
- Restaurants are located in all terminals, offering American, Italian, and fast food options; top choices include Legal Sea Foods and Five Guys.
Taxis
- Available outside the terminal.
Accessibility
- Elevators, ramps, assistance
WC
- Available throughout the airport.
Hotel
- Hotels within walking distance, including the Crystal Gateway Marriott.
Shower
- Showers are available in some lounges; access may require a lounge pass or membership.
Lounge
- Lounges available, including the American Airlines Admirals Club and Delta Sky Club.
Lost and Found Office
- Lost and Found located in terminal A; contact airport police for assistance.
Car Rental
- Car rental services are available on-site, with companies like Hertz, Avis, and Enterprise.
Public transit options for Ronald Reagan National Airport
- Washington Metro, Yellow/Blue Line, Rold Reagan Washington tiol Airport Station, 5 km
Amenities at airport
WifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rentalinformation
Distance to city center
3 kmCar connection
VA-267, Exit 9AWifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops available in all concourses, main shops include Duty-Free, Hudson News, and Tech on the Go.
Parking
- Parking available in the terminal Parking Garage, approximately 5.7€ ($6) per hour.
Dining
- Restaurants located in all concourses; options include fast food, cafes, and sit-down dining like Five Guys and Chipotle.
Taxis
- Available outside the terminal.
Accessibility
- Elevators, ramps, assistance
WC
- Available throughout the airport.
Hotel
- Hotels nearby include Washington Dulles Airport Marriott within walking distance.
Shower
- Showers available in some lounges; access typically requires lounge entry fee.
Lounge
- Lounges available, including United Club and Turkish Airlines Lounge.
Lost and Found Office
- Lost and Found located in the main terminal; contact via phone or email.
Car Rental
- Car rental services available on-site; companies include Avis, Hertz, and Enterprise.
Public transit options for Dulles International Airport
- Silver Line Metro, Dulles Intertiol Airport Station, 26 miles
The major airport for arrivals in St. Louis is St. Louis Lambert International Airport. Find all the information you need to know about services, amenities and connections at St. Louis Lambert International Airport for your journey to St. Louis from Washington.
Amenities at airport
WifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rentalinformation
Distance to city center
2 kmCar connection
I-70, Exit 236Wifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops in both terminals, including Hudson News and Tech on the Go.
Parking
- Parking available with short-term and long-term options, approximately 1.42€ ($1.50) per hour.
Dining
- Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Taxis
- Available outside the terminal.
Accessibility
- Elevators, ramps
WC
- Available throughout both terminals.
Hotel
- Hotels nearby, such as Marriott St. Louis Airport within walking distance.
Shower
- Showers available in some lounges, access may require lounge fee.
Lounge
- Lounges available, including American Airlines Admirals Club.
Lost and Found Office
- Lost and Found located in terminal 1, contact airport for details.
Car Rental
- Car rental services available, including Hertz and Enterprise in terminal 1
Public transit options for St. Louis Lambert International Airport
- MetroLink Red Line, Lambert Airport terminal 1 & 2 stations, 35 minutes
More options for your journey from Washington, DC to St. Louis, MO
Here are some other resources that might have the information you need
Most popular flights to and from St. Louis, MO and Washington, DC
Most popular flights to St. Louis, MO
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