Search flights from Saint Louis (STL) to Washington (WAS)
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Cheapest flights to Washington
The cheapest flights available in the next 60 days – prices are updated regularly
- Sat 18 OctUS$108.72One wayEconomy1 traveller
- Sat 25 OctUS$111.87One wayEconomy1 traveller
- Tue 11 NovUS$116.12One wayEconomy1 traveller
Flying from Saint Louis to Washington: things to know
The most popular route is from Lambert- St.Louis International Airport in Saint Louis to Ronald Reagan Washington National Airport in Washington. On average this flight takes 2 hours 26 minutes one way and costs US$448 for the round trip.
Most popular route | Lambert- St.Louis International Airport (STL) to Ronald Reagan Washington National Airport (DCA) |
|---|---|
Average flight time | 2 hours 26 minutes |
Average round-trip price | US$448 |
Fly from Saint Louis to Washington | 5 airlines |
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Airlines that fly from Saint Louis to Washington
Airline options may vary according to recently booked flights and your search terms
American Airlines
United Airlines
Southwest Airlines
Frontier Airlines
Sun Country
Frequently asked questions
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