Cheap flights from St Louis to Washington, DC, United States (STL - DCA)

As a rule, buying flight tickets from St Louis to Washington, DC expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from St Louis to Washington, DC at the most favorable prices.

Out service helps you to find tickets from St Louis to Washington, DC in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets St Louis - Washington, DC at the best price!

We also recommend you to look through the prices for return tickets from Washington, DC to St Louis.

Average round-trip airfares from St Louis to Washington, DC by months

MonthRound-Trip
November 2024find now
December 202425.12 - 29.12from C$346
January 202505.01 - 08.01from C$334
February 2025find now
March 2025find now
April 2025find now
May 2025find now
June 2025find now
July 2025find now
August 2025find now
September 2025find now
October 2025find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

Airlines are flying from St Louis to Washington, DC

American Airlines

Airports

Airports in St Louis: Lambert-St. Louis International (STL), Spirit Of St Louis (SUS).

Airports in Washington, DC: Reagan Washington National (DCA).

Find Flights to Washington, DC