$65 Find Cheap Flights from Missouri to Washington, D.C.

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Washington, D.C. departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$136
Overall average: $377
Frontier
Wed 3/11Wed 3/18
STL - BWI • 1 stop
Cheapest non-stop
$265
Typical prices: $334-$566
American Airlines
Thu 3/26Tue 3/31
MCI - DCA • Non-stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Missouri to Washington, D.C.

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Washington, D.C. that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Missouri to Washington, D.C.

Wed, Mar 11 - Wed, Mar 18
Frontier Logo
11:32 am - 12:41 am
STL
-
BWI
12h 09m
1 stop
Frontier Logo
6:05 am - 10:37 am
BWI
-
STL
5h 32m
1 stop
$136Frontier
Mon, Apr 27 - Tue, May 5
Frontier Logo
8:13 pm - 8:12 am
STL
-
BWI
10h 59m
1 stop
Frontier Logo
5:35 pm - 11:19 pm
BWI
-
STL
6h 44m
1 stop
$160Frontier
Tue, Mar 10 - Tue, Mar 17
Frontier Logo
4:51 pm - 3:33 pm
STL
-
BWI
21h 42m
1 stop
Frontier Logo
4:23 pm - 7:37 am
BWI
-
STL
16h 14m
1 stop
$172Frontier
Wed, Mar 11 - Wed, Mar 18
Multiple Airlines Logo
11:32 am - 11:31 pm
STL
-
BWI
10h 59m
2 stops
Multiple Airlines Logo
6:05 am - 10:37 am
BWI
-
STL
5h 32m
1 stop
$188Multiple Airlines
Mon, May 11 - Tue, May 12
Spirit Airlines Logo
12:15 pm - 8:50 am
MCI
-
BWI
19h 35m
1 stop
Spirit Airlines Logo
4:47 pm - 11:57 pm
BWI
-
MCI
8h 10m
1 stop
$216Spirit Airlines
Thu, Mar 5 - Mon, Mar 9
Multiple Airlines Logo
11:26 am - 11:31 pm
MCI
-
BWI
11h 05m
1 stop
Multiple Airlines Logo
5:31 am - 4:23 pm
BWI
-
MCI
11h 52m
1 stop
$223Multiple Airlines
Thu, May 7 - Mon, May 11
United Airlines Logo
11:30 am - 5:28 pm
COU
-
BWI
4h 58m
1 stop
United Airlines Logo
6:45 pm - 12:33 am
BWI
-
COU
6h 48m
1 stop
$258United Airlines
Thu, Mar 26 - Tue, Mar 31
United Airlines Logo
12:34 pm - 4:05 pm
MCI
-
IAD
2h 31mnonstop
United Airlines Logo
1:05 pm - 3:02 pm
IAD
-
MCI
2h 57mnonstop
$265United Airlines
Thu, Mar 26 - Tue, Mar 31
American Airlines Logo
4:22 pm - 8:00 pm
MCI
-
DCA
2h 38mnonstop
American Airlines Logo
8:39 am - 10:42 am
DCA
-
MCI
3h 03mnonstop
$265American Airlines
Tue, Mar 24 - Thu, Mar 26
American Airlines Logo
6:00 am - 9:12 am
STL
-
DCA
2h 12mnonstop
American Airlines Logo
6:09 am - 11:11 am
DCA
-
STL
6h 02m
1 stop
$268American Airlines
Useful Info

Good to know

Low seasonSeptember
Cheapest flight$65
Best time to beat the crowds with an average 12% drop in price.
Most popular time to fly with an average 21% increase in price.
Flight from St. Louis to Baltimore

FAQs for booking flights from Missouri to Washington, D.C.

  • How does KAYAK find such low prices on flights from Missouri to Washington, D.C.?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Washington, D.C..

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Washington, D.C.?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Washington, D.C.?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Washington, D.C.?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Linthicum Heights
Hanover
Springfield
Gaithersburg
Towson
Oxon Hill
Owings Mills
Glen Burnie
Greenbelt
Ellicott City
Edgewood
Colonial Beach
Pikesville
Lutherville Timonium
Hunt Valley
Camp Springs
Westminster
Stevensville
Hyattsville
Chesapeake Beach

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to Missouri

Cabin classes available on flights to Washington, D.C.. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Washington, D.C.from $534
Business Class flights to Washington, D.C.from $531
Premium Economy Class flights to Washington, D.C.from $1,357
Economy Class flights to Washington, D.C.from $222