Flights from St. Louis to Washington DC

Our cheapest offers for flights from St. Louis to Washington DC

Here you can compare cheap flights from St. Louis (STL) to Washington DC (IAD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Washington DC. Prices and availability may change at any time.

Please use our search to find current cheap offers for the following route: from St. Louis (STL) to Washington DC (IAD)
You can also change your filters (Departure airport: St. Louis (STL), Destination airport: Washington DC (IAD)) or look for alternative cheap flights.

Flight information: St. Louis - Washington DC

Flight duration min. 01:55 / max. 05:40
Return flight duration min. 02:21/ max. 02:30
Distance 1119 km
Flights per week 29
Departure airport St. Louis - Lambert International Airport (STL)
Arrival airport Washington DC - Dulles International Airport, DC (IAD)
Destination country United States
Alternative routes to United States
Alternative flights to Washington DC
Flight destinations with a similar price
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* Prices may vary, please check the travel details given by the online travel agency before booking. Prices include taxes.