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Flights Fare Calendar Find minimum fare between Lambert-St. Louis Intl. and Ronald Reagan Washington National Click this button to get previous days data Click this button to get next days data $362 $310 $259 $207 $155 $103 $52 $0 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T Price is $284 on American Airlines Price is $284 on American Airlines Price is $284 on American Airlines Price is $329 on American Airlines Price is $284 on American Airlines Price is $284 on American Airlines Price is $284 on American Airlines Price is $315 on Delta Price is $329 on American Airlines Price is $302 on Delta Price is $297 on Southwest Airlines Price is $263 on American Airlines Price is $239 on American Airlines Price is $362 on American Airlines Price is $271 on American Airlines Price is $303 on American Airlines Price is $286 on Southwest Airlines Price is $277 on Southwest Airlines Price is $328 on Southwest Airlines Price is $281 on Southwest Airlines Price is $271 on American Airlines Price is $298 on American Airlines Price is $280 on American Airlines Price is $271 on American Airlines Price is $346 on Southwest Airlines Price is $281 on Southwest Airlines Price is $271 on American Airlines Price is $271 on American Airlines Price is $271 on American Airlines

Amazing STL to DCA Flight Deals

The cheapest flights to Ronald Reagan Washington National found within the past 7 days were $157 round trip and $79 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for STL to DCA

Carrier Flight Depart STL Arrive DCA Wed
5/12
Thu
5/13
Fri
5/14
Sat
5/15
Sun
5/16
Mon
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Tue
5/18
Stops
AA 5048 06:09 am 09:11 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AA 4516 04:43 pm 07:51 pm Check fare Check fare Check fare - Check fare Check fare Check fare 0 stop(s)

Best Ronald Reagan Washington National Flight and Hotel Packages

Ronald Reagan Washington National flight + hotel packages - economy flights

FAQs about flights from Lambert-St. Louis Intl. Airport (STL) to Ronald Reagan Washington National Airport (DCA)

Can I catch a flight from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Washington, DC Airport (DCA-Ronald Reagan Washington National) right now?

For information on any current Washington, DC Airport (DCA-Ronald Reagan Washington National) quarantine requirements and travel advice, visit our Covid-19 Travel Advisor. Look before you arrange your flight, so you don't get caught up.

Are there direct flights from St. Louis Lambert International Airport to National Airport?

American Airlines and Southwest Airlines are some of the airlines that provide direct flights from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to National Airport. If you need to get to where you're headed the fastest way possible, these might be just the ticket.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Washington, DC Airport (DCA-Ronald Reagan Washington National), please visit our Customer Service Portal.

How long is the flight from Lambert-St. Louis Intl. Airport (STL) to Washington, DC Airport (DCA-Ronald Reagan Washington National)?

The journey between Lambert-St. Louis Intl. Airport (STL) and National Airport is typically around 4 hours and 35 minutes. Make your journey comfortable by saving a movie or a few TV shows on your phone or laptop and enjoying them with your seat reclined.

What is the flight distance from Lambert-St. Louis Intl. Airport (STL) to National Airport?

The flight distance from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Ronald Reagan Washington National Airport (DCA) is 1,678 mi. We recommend you bring something to read or a few podcasts to make your time in the air fly by.

What airlines fly from Lambert-St. Louis Intl. Airport (STL) to Ronald Reagan Washington National Airport (DCA)?

With good range of airlines operating direct flights from St. Louis Lambert International Airport to Washington, DC Airport (DCA-Ronald Reagan Washington National), you won't having a problem finding your perfect fare. Here are some of the most reliable carriers:

  • American Airlines - (AA) with 199 flights every month
  • Southwest Airlines - (WN) with 56 flights every month
  • Southwest Airlines - (WN) with 56 flights every month
  • American Airlines - (AA) with 199 flights every month
What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.

Lambert-St. Louis Intl. to Ronald Reagan Washington National Flight FAQ

Traveling FromLambert-St. Louis Intl.
Traveling ToRonald Reagan Washington National
Shortest Flight Time4 hours 0 mins
Earliest Departure Time6:09AM EDT
Latest Departure Time4:43PM EDT
Lowest Flight Price$157

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Ronald Reagan National Airport


Distance:
721.00 miles


Airlines & Aircraft Used on STL to DCA Flight Routes


Airline Carrier
Aircraft
American Airlines
Airbus A319
American Airlines
Boeing 737 all pax models
American Airlines
De Havilland Canada DHC-8-400 Dash 8Q
American Airlines
Fokker 100
American Airlines
Fokker 70
Delta Air Lines
Airbus A319
United Airlines
Airbus A320-100/200

Popular Flight Routes from St. Louis (STL)

Travelers at STL love to visit these top cities. Roam to the top destinations from St. Louis (STL) today with the cheap prices from Travelocity!

Popular Flight Routes from Washington (DCA)

Travelers at DCA love to visit these top cities. Roam to the top destinations from Washington(DCA) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.