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>

$70 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.

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.

Tue, May 12 - Tue, May 19

6:33 pm - 7:43 am

STL

BWI

12h 10m

1 stop

9:25 pm - 8:55 am

BWI

STL

12h 30m

1 stop

$145Frontier

Wed, May 13 - Tue, May 19

5:27 pm - 7:43 am

STL

BWI

13h 16m

1 stop

9:25 pm - 8:55 am

BWI

STL

12h 30m

1 stop

$155Frontier

Tue, Apr 7 - Wed, Apr 15

12:24 pm - 10:13 am

MCI

BWI

20h 49m

1 stop

5:49 pm - 10:58 am

BWI

MCI

18h 09m

1 stop

$220Multiple Airlines

Wed, Apr 8 - Mon, Apr 13

12:24 pm - 8:28 am

MCI

BWI

19h 04m

1 stop

5:35 am - 3:36 pm

BWI

MCI

11h 01m

1 stop

$234Multiple Airlines

Tue, Apr 7 - Tue, Apr 14

1:45 pm - 7:10 pm

STL

DCA

4h 25m

1 stop

12:00 pm - 1:25 pm

DCA

STL

2h 25mnonstop

$247Southwest

Wed, Apr 15 - Sat, Apr 18

6:00 am - 9:15 am

STL

DCA

2h 15mnonstop

7:59 pm - 9:25 pm

DCA

STL

2h 26mnonstop

$251American Airlines

Tue, Apr 7 - Tue, Apr 14

8:05 am - 11:05 am

STL

DCA

2h 00mnonstop

11:40 am - 6:00 pm

DCA

STL

7h 20m

2 stops

$252Southwest

Tue, Apr 21 - Tue, Apr 21

6:30 am - 11:48 am

STL

IAD

4h 18m

1 stop

5:41 pm - 11:57 pm

IAD

STL

7h 16m

1 stop

$252United Airlines

Wed, Apr 15 - Sat, Apr 18

6:00 am - 9:15 am

STL

DCA

2h 15mnonstop

3:15 pm - 8:09 pm

DCA

STL

5h 54m

1 stop

$261American Airlines

Tue, Apr 14 - Wed, Apr 15

11:23 am - 5:28 pm

MCI

IAD

5h 05m

1 stop

6:15 am - 10:27 am

IAD

MCI

5h 12m

1 stop

$281United Airlines

Useful Info

Low season	February
High season	June
Cheapest flight	$70

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 4% lower on average.

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

Hanover

Springfield

Gaithersburg

Towson

Oxon Hill

Owings Mills

Glen Burnie

Greenbelt

Ellicott City

Edgewood

Colonial Beach

Pikesville

Camp Springs

Lutherville Timonium

Hunt Valley

Westminster

Stevensville

Chesapeake Beach

Hyattsville

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 $549

Business Class flights to Washington, D.C.from $689

Premium Economy Class flights to Washington, D.C.from $737

Economy Class flights to Washington, D.C.from $255

$70 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.

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