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Cheap flights from District of Columbia to Missouri from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Missouri departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from District of Columbia to Missouri

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 pm - 10:02 amDCA-STL
17h 02m1 stop
Frontier Logo
10:16 pm - 4:59 pmSTL-DCA
17h 43m2 stops
$240Frontier
Find Deal
Fri, Jan 9 - Sun, Jan 11
Frontier Logo
8:00 am - 6:44 pmDCA-STL
11h 44m1 stop
Frontier Logo
9:32 pm - 5:00 pmSTL-DCA
18h 28m2 stops
$241Frontier
Find Deal
Fri, Jan 30 - Sun, Feb 1
American Airlines Logo
9:45 am - 4:16 pmDCA-STL
7h 31m1 stop
American Airlines Logo
8:41 am - 11:54 amSTL-DCA
2h 13mnonstop
$245American Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 6
American Airlines Logo
6:25 am - 10:38 amIAD-SGF
5h 13m1 stop
American Airlines Logo
6:25 pm - 12:04 amSGF-IAD
4h 39m1 stop
$249American Airlines
Find Deal
Sun, Dec 14 - Sun, Dec 21
Delta Logo
12:20 pm - 4:15 pmDCA-SGF
4h 55m1 stop
Delta Logo
5:00 pm - 10:33 pmSGF-DCA
4h 33m1 stop
$249Delta
Find Deal
Mon, Jan 5 - Sun, Jan 11
Delta Logo
6:00 am - 9:50 amIAD-STL
4h 50m1 stop
Delta Logo
11:40 am - 5:00 pmSTL-IAD
4h 20m1 stop
$255Delta
Find Deal
Tue, Dec 2 - Tue, Dec 9
Southwest Logo
8:15 am - 9:35 amDCA-STL
2h 20mnonstop
Southwest Logo
1:10 pm - 4:10 pmSTL-DCA
2h 00mnonstop
$263Southwest
Find Deal
Thu, Dec 25 - Thu, Dec 25
Southwest Logo
8:00 am - 9:35 amDCA-STL
2h 35mnonstop
Southwest Logo
3:50 pm - 6:50 pmSTL-DCA
2h 00mnonstop
$265Southwest
Find Deal
Thu, Jan 22 - Sat, Jan 24
United Airlines Logo
8:40 am - 10:13 amIAD-STL
2h 33mnonstop
United Airlines Logo
8:30 am - 11:40 amSTL-IAD
2h 10mnonstop
$265United Airlines
Find Deal
Thu, Jan 22 - Sat, Jan 24
United Airlines Logo
3:30 pm - 9:22 pmDCA-COU
6h 52m1 stop
United Airlines Logo
5:46 pm - 11:59 pmCOU-DCA
5h 13m1 stop
$268United Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 6

Frontier flights from District of Columbia to Missouri

Our best Frontier deals on District of Columbia to Missouri flight tickets
Frontier
Jan 9
DCA6:00 pmWashington, D.C. Reagan-National
17h 02m
1 stop
STL10:02 amLambert-St Louis
Jan 11
STL10:16 pmLambert-St Louis
17h 43m
2 stops
DCA4:59 pmWashington, D.C. Reagan-National
$240
Find similar
Frontier
Jan 30
DCA8:00 amWashington, D.C. Reagan-National
11h 44m
1 stop
STL6:44 pmLambert-St Louis
Feb 1
STL9:32 pmLambert-St Louis
18h 28m
2 stops
DCA5:00 pmWashington, D.C. Reagan-National
$241
Find similar
Frontier
Jan 19
DCA8:00 amWashington, D.C. Reagan-National
11h 06m
1 stop
STL6:06 pmLambert-St Louis
Jan 26
STL4:45 pmLambert-St Louis
42h 19m
2 stops
DCA12:04 pmWashington, D.C. Reagan-National
$242
Find similar

American Airlines flights from District of Columbia to Missouri

Our best American Airlines deals on District of Columbia to Missouri flight tickets
American Airlines
Dec 2
DCA6:51 amWashington, D.C. Reagan-National
7h 52m
1 stop
STL1:43 pmLambert-St Louis
Dec 9
STL6:00 pmLambert-St Louis
2h 15m
DCA9:15 pmWashington, D.C. Reagan-National
$245
Find similar
American Airlines
Dec 14
IAD6:25 amWashington, D.C. Dulles Intl
5h 13m
1 stop
SGF10:38 amSpringfield-Branson
Dec 21
SGF6:25 pmSpringfield-Branson
4h 39m
1 stop
IAD12:04 amWashington, D.C. Dulles Intl
$249
Find similar
American Airlines
Dec 31
DCA2:55 pmWashington, D.C. Reagan-National
2h 31m
STL4:26 pmLambert-St Louis
Jan 7
STL6:00 amLambert-St Louis
2h 19m
DCA9:19 amWashington, D.C. Reagan-National
$250
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from District of Columbia to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Fri 1/9

6:00 pm-10:02 am

1 stop17h 02m

Lambert-St Louis

Sun 1/11

10:16 pm-4:59 pm

2 stops17h 43m

$240

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Fri 1/30

8:00 am-6:44 pm

1 stop11h 44m

Lambert-St Louis

Sun 2/1

9:32 pm-5:00 pm

2 stops18h 28m

$241

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Tue 12/2

9:45 am-4:16 pm

1 stop7h 31m

Lambert-St Louis

Sat 12/6

8:41 am-11:54 am

Nonstop2h 13m

$245

Washington, D.C.Springfield

IAD - SGF

IADSGF

Washington, D.C. Dulles Intl

Sun 12/14

6:25 am-10:38 am

1 stop5h 13m

Springfield-Branson

Sun 12/21

6:25 pm-12:04 am

1 stop4h 39m

$249

Washington, D.C.Springfield

DCA - SGF

DCASGF

Washington, D.C. Reagan-National

Mon 1/5

12:20 pm-4:15 pm

1 stop4h 55m

Springfield-Branson

Sun 1/11

5:00 pm-10:33 pm

1 stop4h 33m

$249

Washington, D.C.St. Louis

IAD - STL

IADSTL

Washington, D.C. Dulles Intl

Tue 12/2

6:00 am-9:50 am

1 stop4h 50m

Lambert-St Louis

Tue 12/9

11:40 am-5:00 pm

1 stop4h 20m

$255

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Thu 12/25

8:15 am-9:35 am

Nonstop2h 20m

Lambert-St Louis

Thu 12/25

1:10 pm-4:10 pm

Nonstop2h 00m

$263

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Thu 1/22

8:00 am-9:35 am

Nonstop2h 35m

Lambert-St Louis

Sat 1/24

3:50 pm-6:50 pm

Nonstop2h 00m

$265

Washington, D.C.St. Louis

IAD - STL

IADSTL

Washington, D.C. Dulles Intl

Thu 1/22

8:40 am-10:13 am

Nonstop2h 33m

Lambert-St Louis

Sat 1/24

8:30 am-11:40 am

Nonstop2h 10m

$265

Washington, D.C.Columbia

DCA - COU

DCACOU

Washington, D.C. Reagan-National

Tue 12/2

3:30 pm-9:22 pm

1 stop6h 52m

Columbia Regional

Sat 12/6

5:46 pm-11:59 pm

1 stop5h 13m

$268

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from District of Columbia to Missouri

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Missouri?

In general, August is the cheapest month to fly from District of Columbia to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $270. If you aren’t able to travel to Missouri during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $293.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from District of Columbia to Missouri is on a Wednesday when prices can be found for as low as $401. Flights from District of Columbia to Missouri on a Monday will generally be more expensive and average around $535. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is in the evening. momondo users have found flights departing from District of Columbia to Missouri in the evening for as low as $366. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the afternoon, with an average ticket price of $597. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest District of Columbia to Missouri flight route?

Fly from Washington, D.C. Reagan-National to Lambert-St Louis for the best District of Columbia - Missouri flight prices

How far in advance should I book a flight to Missouri?

You are more likely to see cheaper flights to Missouri from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $405 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from District of Columbia for as low as $191 on momondo.

What cabin class options are available on District of Columbia to Missouri flights?

There are 4 cabin classes available to choose from on District of Columbia to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on District of Columbia to Missouri flights?

You could potentially save up to 32% on your flight if you consider stops on a District of Columbia to Missouri flight.

Cheap District of Columbia to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Missouri

Best Price Found

$148

Fastest flight time

2h 20m

Direct flights

Every day

Airports in Missouri

1 airport
The best one-way flight to Missouri from District of Columbia in the past 72 hours is $148. The best round-trip flight deal from District of Columbia to Missouri found on momondo in the last 72 hours is $311.
The fastest flight from District of Columbia to Missouri takes 2h 20m
Direct flights go from District of Columbia to Missouri every day.
There is 1 airport near Missouri: Lambert-St Louis (STL)
Search flight deals

  • When did momondo last update prices for flights from District of Columbia to Missouri?

    Prices for flights from District of Columbia to Missouri are refreshed on a daily basis.

  • How many operators does momondo search for flights from District of Columbia to Missouri?

  • How old do you have to be to fly from District of Columbia to Missouri?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from District of Columbia to Missouri?

Best airlines flying from District of Columbia to Missouri

Compare and see reviews for airlines that fly from District of Columbia to Missouri with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $90Free CancellationRating
5.8
3,106 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $111Free CancellationRating
6.3
8,144 reviews
Search Spirit Airlines flights
DeltaPriceFrom $130Free CancellationRating
7.9
8,006 reviews
Search Delta flights
American AirlinesPriceFrom $172Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
SouthwestPriceFrom $188Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
United AirlinesPriceFrom $223Free CancellationRating
7.4
9,014 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Missouri?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from District of Columbia to Missouri for you.

Can I find flights from District of Columbia to Missouri with flexible booking policies on momondo?

Yes. All flights to Missouri from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from District of Columbia to Missouri?

Once you have performed a search for District of Columbia to Missouri flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from District of Columbia to Missouri right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Missouri now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Missouri and let you know when they change.

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