STL to DCA (St. Louis to Washington) Flights

Last Minute Flights from STL to DCA

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
STLWashingtonMay 2 to May 9$188
*Prices include taxes and fees

Cheapest STL to DCA Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
STLWashingtonJuly 4 to July 4$174
STLWashingtonMay 28 to May 31$179
STLWashingtonMay 2 to May 6$188
STLWashingtonJuly 4 to July 4$194
*Prices include taxes and fees
STL to DCA Flight Details
Origin airport
Lambert-St. Louis Intl.
Origin airport IATA code
STL
Destination airport
Ronald Reagan Washington National
Destination airport IATA code
DCA
Distance
716 mi

Frequently asked questions

What airlines fly direct from STL to Ronald Reagan Washington National Airport (DCA)?
Find your seat and enjoy the uninterrupted ride from Lambert-St. Louis Intl. Airport (STL) to DCA with American Airlines (AA). Advertising 73 nonstop flights per month on this route, this carrier will get your vacation off to a speedy start.
How many flights are there from STL to DCA?
There are roughly 6 flights per day from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), so you have ample opportunities to get to Arlington. Just select a time and date that works with your schedule and lock in your fare.
How long does it take to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The trip between St. Louis, MO (STL-Lambert-St. Louis Intl.) and Washington, DC (DCA-Ronald Reagan Washington National) is a quick one, taking about 2 hours and 1 minute. Sit back and shut your eyes or enjoy reading a chapter or two from your book.
What is the flight distance from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
St. Louis, MO (STL-Lambert-St. Louis Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) is a short-haul trip of 720 miles (1,150 1). You’ll have barely enough time to settle into your seat before your plane hits the tarmac in Arlington.
How many morning flights are there from STL to DCA?
Every week, 18 flights jet off from STL to DCA before midday. American Airlines (AA) lists 11 of these, with the earliest departing at 6:16AM.
How many afternoon flights are there from STL to DCA?
There are 24 afternoon and evening flights from STL to DCA a week. American Airlines (AA) lists 6 weekly departures after midday, with the earliest leaving the runway at 5:04PM.
What is the earliest departure time out of St. Louis to Arlington?
Head out from STL at 6:16AM and hit the tarmac at DCA at 8:15AM. This is the earliest flight you can catch on this route.
What is the latest departure time out of St. Louis to Arlington?
Book a seat on the 7:20PM flight from STL, touching down at 9:15PM at DCA, and give yourself time to attend to those last-minute vacation preparations. This is the latest flight you can take on this route.
What is the average price from St. Louis to Arlington?
Flights from STL to DCA can be found for around $174. Don’t delay, because fares this hot don’t last long! This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

St. Louis to Washington Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from St. Louis to Washington to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from STL to DCA, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from St. Louis to Washington, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.