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.. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$41 CHEAP FLIGHTS from Missouri to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

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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.

Round-trip

One-way

Last minute

Direct

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

Wed, Nov 19 - Mon, Dec 8

7:24 pm - 3:20 pmSTL-BWI

18h 56m1 stop

9:11 pm - 10:33 pmBWI-STL

26h 22m1 stop

$110Frontier

Find Deal

Wed, Dec 3 - Wed, Dec 10

3:30 pm - 7:42 amSTL-BWI

15h 12m1 stop

11:16 am - 10:33 pmBWI-STL

12h 17m1 stop

$111Frontier

Find Deal

Tue, Jan 20 - Thu, Jan 22

5:11 pm - 11:25 amSTL-BWI

17h 14m2 stops

9:11 pm - 7:50 amBWI-STL

11h 39m1 stop

$164Multiple Airlines

Find Deal

Wed, Nov 19 - Mon, Nov 24

6:00 am - 5:19 pmMCI-BWI

10h 19m1 stop

5:40 am - 6:36 pmBWI-MCI

13h 56m1 stop

$169Spirit Airlines

Find Deal

Wed, Nov 19 - Sun, Nov 23

6:00 am - 5:19 pmMCI-BWI

10h 19m1 stop

12:22 pm - 11:00 amBWI-MCI

23h 38m1 stop

$171Multiple Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

8:13 am - 1:51 pmSTL-BWI

4h 38m1 stop

7:22 pm - 11:06 pmBWI-STL

4h 44m1 stop

$179American Airlines

Find Deal

Fri, Dec 12 - Sun, Dec 14

3:47 pm - 12:23 amMCI-BWI

7h 36m1 stop

10:40 am - 11:15 pmBWI-MCI

13h 35m1 stop

$191Spirit Airlines

Find Deal

Wed, Dec 17 - Thu, Jan 1

8:13 am - 1:48 pmSTL-BWI

4h 35m1 stop

11:45 am - 4:23 pmBWI-STL

5h 38m1 stop

$204American Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

7:00 pm - 9:55 pmSTL-DCA

1h 55mnonstop

8:15 am - 9:35 amDCA-STL

2h 20mnonstop

$217Southwest

Find Deal

Wed, Dec 3 - Wed, Dec 10

1:10 pm - 4:10 pmSTL-DCA

2h 00mnonstop

7:55 am - 2:35 pmDCA-STL

7h 40m1 stop

$227Southwest

Find Deal

Cheapest round-trip

$110

Overall average: $403

Frontier

Wed 11/19Mon 12/8

STL - BWI • 1 stop

Cheapest non-stop

$217

Typical prices: $230-$406

Southwest

Wed 12/3Wed 12/10

STL - DCA • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Washington, D.C.!

Useful Info

Low season	September
High season	March
Cheapest flight	$41

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly with an average 24% increase in price.

Flight from St. Louis to Baltimore

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.

Linthicum Heights

Springfield

Hanover

Gaithersburg

Towson

Oxon Hill

Owings Mills

Glen Burnie

Ellicott City

Greenbelt

Colonial Beach

Edgewood

Pikesville

Hunt Valley

Lutherville Timonium

Stevensville

Hyattsville

Camp Springs

Capitol Heights

Westminster

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

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Missouri

First Class flights to Washington, D.C.from $487

Business Class flights to Washington, D.C.from $572

Prem Econ Class flights to Washington, D.C.from $1,381

Economy Class flights to Washington, D.C.from $244

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$41 Find Cheap Flights from Missouri to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flights from Missouri to Washington, D.C.

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

Recent one-way flight deals from Missouri to Washington, D.C.

Recent last minute flight deals from Missouri to Washington, D.C.

Recent direct flight deals from Missouri to Washington, D.C.

Everything you should know

Good to know

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.?

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

Cabin class types available on flights to Missouri

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight