Latest Flight Deals from St. Louis to Washington D.C.
Book one-way or return flights from St. Louis to Washington D.C. from as little as £62. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- STL06:161h 59mDirectDCA09:15Sat, May 11|St. Louis - Washington D.C.|American Airlines£62£8628% OFF28% OFF£86£62
- STL06:202h 1mDirectDCA09:21Sat, May 4|St. Louis - Washington D.C.|American Airlines£64£8626% OFF26% OFF£86£64
- STL06:161h 59mDirectDCA09:15Wed, May 8|St. Louis - Washington D.C.|American Airlines£64£8626% OFF26% OFF£86£64
- STL06:161h 59mDirectDCA09:15Tue, May 14|St. Louis - Washington D.C.|American Airlines£65£65
- STL17:254h 21m1 stopDCA22:46Sat, May 4|St. Louis - Washington D.C.|Delta Air Lines£66£66
- STL06:092h 2mDirectDCA09:11Wed, Jul 3|St. Louis - Washington D.C.|American Airlines£66£66
- STL17:041h 56mDirectDCA20:00Tue, May 21|St. Louis - Washington D.C.|American Airlines£66£66
- STL17:422h 1mDirectDCA20:43Tue, Jul 2|St. Louis - Washington D.C.|American Airlines£66£66
- STL06:161h 59mDirectDCA09:15Wed, May 22|St. Louis - Washington D.C.|American Airlines£66£66
- STL20:0414h 56m1 stopDCA12:00Mon, May 6|St. Louis - Washington D.C.|Frontier Airlines£66£66
- STL13:003h 5mDirectWAS14:00Wed, May 8|St. Louis - Washington D.C.|American AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Find more flights and airlines
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to Washington D.C..
- CheapestSTL06:161h 59mDirectDCA09:15St. Louis Lambert International Airport - Ronald Reagan Washington National AirportSat, May 11American Airlines£62
- STL17:294h 23m1 transferIAD22:52St. Louis Lambert International Airport - Dulles International AirportSat, May 11Delta Air Lines£67
- STL17:294h 23m1 transferIAD22:52St. Louis Lambert International Airport - Dulles International AirportSat, May 11Delta Air Lines£67Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from St. Louis to Washington D.C.
Cheapest direct flight price | £62 |
---|---|
Cheapest return ticket price | £114 |
Cheapest month | December |
Peak season for travel | June |
Flight distance | 1,139.76km |
Average flight time | 2 hours 23 minutes |
Popular airline | American Airlines |
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