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.

Important flight information

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 Airport St. Louis - Lambert International Airport (STL)
Arrival airport Airport Washington DC - Dulles International Airport, DC (IAD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Washington DC
Flight destinations with a similar price