DCA to STL (Washington to St. Louis) Flights

Last Minute Flights from DCA to STL

Best airfare and ticket deals for DCA to STL flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
DCASt. LouisJune 2 to June 5$284
*Prices include taxes and fees

Cheapest DCA to STL Flights

Best airfare and ticket deals for DCA to STL flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
DCASt. LouisJuly 2 to July 5$169
DCASt. LouisJuly 2 to July 5$188
DCASt. LouisJuly 1 to July 4$188
DCASt. LouisJune 25 to June 27$220
*Prices include taxes and fees
DCA to STL Flight Details
Origin airport
Ronald Reagan Washington National
Origin airport IATA code
DCA
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Distance
716 mi

Frequently asked questions

Which airlines with flights from DCA to Lambert-St. Louis International Airport allow free cancellation due to COVID-19?
A good number of airlines are now advertising airfares with flexibility so you can lock in your flight to STL with confidence. To find out which carriers sell these kinds of tickets, use our handy filter tool. Simply click the “No change fee” box under the “Flexible change policies” section. Also read the airline’s terms and conditions so you understand what COVID-19 related changes are permitted.
What airlines fly direct from Washington, DC Airport (DCA-Ronald Reagan Washington National) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.)?
Take a nonstop flight from Washington, DC Airport (DCA-Ronald Reagan Washington National) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) with American Airlines (AA). It operates 86 of these efficient services per month. You can also head to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) with Southwest Airlines (WN). With 60 nonstop monthly flights to take your pick of, you can get your vacation underway faster.