What is the cheapest airline that flies from Washington, D.C. Reagan-National to Missouri?

Southwest, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Missouri

What airlines fly to Missouri?

Southwest, American Airlines and Delta are the top three most popular airlines that fly to Missouri from Washington, D.C. Reagan-National Airport according to our data. Southwest is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Missouri. Keep in mind that there are 4 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Missouri?

As of February 2026, there are 4 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Missouri.

How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Missouri?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Missouri.

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

The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$80 Cheap Flights from Washington, D.C. Reagan-National Airport to Missouri in 2026

Q: How many flights depart from Washington, D.C. Reagan-National Airport to Missouri on average per day?

As of February 2026, 10 flights take off from Washington, D.C. Reagan-National Airport and land in Missouri each day. The most common flight departure time for this route is 1:00PM, with 41% of daily flights taking off in the afternoon.

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Missouri

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:10 pm - 12:30 am

DCA

COU

5h 20m

1 stop

3:05 pm - 10:49 pm

COU

DCA

6h 44m

1 stop

$258United Airlines

Fri, Jun 19 - Tue, Jun 23

7:30 am - 2:25 pm

DCA

MCI

7h 55m

1 stop

6:15 am - 11:59 am

MCI

DCA

4h 44m

1 stop

$268United Airlines

Thu, Apr 9 - Fri, Apr 24

7:30 am - 9:06 am

DCA

STL

2h 36mnonstop

9:36 am - 12:44 pm

STL

DCA

2h 08mnonstop

$268American Airlines

Thu, Mar 26 - Tue, Mar 31

5:55 am - 9:51 am

DCA

SGF

4h 56m

1 stop

6:24 pm - 11:59 pm

SGF

DCA

4h 35m

1 stop

$269American Airlines

Fri, Apr 10 - Fri, Apr 17

3:35 pm - 6:55 pm

DCA

STL

4h 20m

1 stop

6:00 pm - 10:55 pm

STL

DCA

3h 55m

1 stop

$270Southwest

Mon, Mar 16 - Wed, Mar 18

1:59 pm - 2:06 pm

DCA

MCI

25h 07m

1 stop

2:15 pm - 1:00 pm

MCI

DCA

21h 45m

1 stop

$270Frontier

Fri, Apr 24 - Sun, Apr 26

1:00 pm - 7:55 pm

DCA

STL

7h 55m

2 stops

10:15 am - 6:10 pm

STL

DCA

6h 55m

1 stop

$271Southwest

Tue, Mar 24 - Tue, Mar 31

8:00 am - 7:55 pm

DCA

MCI

12h 55m

1 stop

8:38 pm - 1:02 pm

MCI

DCA

15h 24m

1 stop

$275Frontier

Sat, Mar 7 - Mon, Mar 9

5:40 pm - 10:57 pm

DCA

MCI

6h 17m

1 stop

5:42 pm - 10:51 pm

MCI

DCA

4h 09m

1 stop

$278Delta

Mon, Mar 30 - Tue, Apr 7

8:00 am - 2:37 pm

DCA

SGF

7h 37m

1 stop

3:35 pm - 9:19 pm

SGF

DCA

4h 44m

1 stop

$304Delta

Sun, May 24 - Tue, Jun 9

American Airlines flights from Washington, D.C. Reagan-National Airport to Missouri

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Missouri flight tickets

American Airlines

Mar 26

DCA7:30 amWashington, D.C. Reagan-National

2h 36m

STL9:06 amLambert-St Louis

Mar 31

STL9:36 amLambert-St Louis

2h 08m

DCA12:44 pmWashington, D.C. Reagan-National

$268

American Airlines

Mar 25

DCA1:49 pmWashington, D.C. Reagan-National

3h 03m

MCI3:52 pmKansas City

Apr 1

MCI9:28 amKansas City

5h 16m

1 stop

DCA3:44 pmWashington, D.C. Reagan-National

$271

American Airlines

Mar 31

DCA6:09 amWashington, D.C. Reagan-National

6h 02m

1 stop

STL11:11 amLambert-St Louis

Apr 6

STL6:00 amLambert-St Louis

2h 12m

DCA9:12 amWashington, D.C. Reagan-National

$272

Southwest flights from Washington, D.C. Reagan-National Airport to Missouri

Our best Southwest deals on Washington, D.C. Reagan-National Airport to Missouri flight tickets

Southwest

Mar 16

DCA3:35 pmWashington, D.C. Reagan-National

4h 20m

1 stop

STL6:55 pmLambert-St Louis

Mar 18

STL6:00 pmLambert-St Louis

3h 55m

1 stop

DCA10:55 pmWashington, D.C. Reagan-National

$270

Southwest

Mar 24

DCA1:00 pmWashington, D.C. Reagan-National

7h 55m

2 stops

STL7:55 pmLambert-St Louis

Mar 31

STL10:15 amLambert-St Louis

6h 55m

1 stop

DCA6:10 pmWashington, D.C. Reagan-National

$271

Southwest

Apr 22

DCA9:05 amWashington, D.C. Reagan-National

6h 30m

2 stops

MCI2:35 pmKansas City

Apr 29

MCI2:30 pmKansas City

5h 20m

1 stop

DCA8:50 pmWashington, D.C. Reagan-National

$272

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Columbia

DCA - COU

DCACOU

Washington, D.C. Reagan-National

Fri 6/19

8:10 pm-12:30 am

1 stop5h 20m

Columbia Regional

Tue 6/23

3:05 pm-10:49 pm

1 stop6h 44m

$258

Washington, D.C.Kansas City

DCA - MCI

DCAMCI

Washington, D.C. Reagan-National

Thu 4/9

7:30 am-2:25 pm

1 stop7h 55m

Kansas City

Fri 4/24

6:15 am-11:59 am

1 stop4h 44m

$268

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Thu 3/26

7:30 am-9:06 am

Nonstop2h 36m

Lambert-St Louis

Tue 3/31

9:36 am-12:44 pm

Nonstop2h 08m

$268

Washington, D.C.Springfield

DCA - SGF

DCASGF

Washington, D.C. Reagan-National

Fri 4/10

5:55 am-9:51 am

1 stop4h 56m

Springfield-Branson

Fri 4/17

6:24 pm-11:59 pm

1 stop4h 35m

$269

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Mon 3/16

3:35 pm-6:55 pm

1 stop4h 20m

Lambert-St Louis

Wed 3/18

6:00 pm-10:55 pm

1 stop3h 55m

$270

Washington, D.C.Kansas City

DCA - MCI

DCAMCI

Washington, D.C. Reagan-National

Fri 4/24

1:59 pm-2:06 pm

1 stop25h 07m

Kansas City

Sun 4/26

2:15 pm-1:00 pm

1 stop21h 45m

$270

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

Tue 3/24

1:00 pm-7:55 pm

2 stops7h 55m

Lambert-St Louis

Tue 3/31

10:15 am-6:10 pm

1 stop6h 55m

$271

Washington, D.C.Kansas City

DCA - MCI

DCAMCI

Washington, D.C. Reagan-National

Sat 3/7

8:00 am-7:55 pm

1 stop12h 55m

Kansas City

Mon 3/9

8:38 pm-1:02 pm

1 stop15h 24m

$275

Washington, D.C.Kansas City

DCA - MCI

DCAMCI

Washington, D.C. Reagan-National

Mon 3/30

5:40 pm-10:57 pm

1 stop6h 17m

Kansas City

Tue 4/7

5:42 pm-10:51 pm

1 stop4h 09m

$278

Washington, D.C.Springfield

DCA - SGF

DCASGF

Washington, D.C. Reagan-National

Sun 5/24

8:00 am-2:37 pm

1 stop7h 37m

Springfield-Branson

Tue 6/9

3:35 pm-9:19 pm

1 stop4h 44m

$304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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

Prices

Airlines

Other information

What is the cheapest month to fly to Missouri?

In general, August is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $267. 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 $284.

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

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Missouri is on a Saturday when prices can be found for as low as $318. Flights from Washington, D.C. Reagan-National Airport to Missouri on a Sunday will generally be more expensive and average around $393. 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 Washington, D.C. Reagan-National Airport to Missouri in the evening for as low as $308. 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 $372. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington, D.C. Reagan-National to Missouri flight route?

Fly from Washington, D.C. Reagan-National to Kansas City for the best Washington, D.C. Reagan-National - 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 Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $340 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from Washington, D.C. Reagan-National Airport for as low as $241 on momondo.

What cabin class options are available on Washington, D.C. Reagan-National to Missouri flights?

There are 3 cabin classes available to choose from on Washington, D.C. Reagan-National 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 Washington, D.C. Reagan-National Airport to Missouri flights?

You could potentially save up to 15% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Missouri flight.

Cheap Washington, D.C. Reagan-National Airport to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Missouri

Best Price Found	$179
Fastest flight time	2h 15m
Direct flights	Every day
Airports in Missouri	55 airports

The best one-way flight to Missouri from Washington, D.C. Reagan-National Airport in the past 72 hours is $179. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Missouri found on momondo in the last 72 hours is $322.

The fastest flight from Washington, D.C. Reagan-National Airport to Missouri takes 2h 15m

Direct flights go from Washington, D.C. Reagan-National Airport to Missouri every day.

There are 55 airports in Missouri. From Washington, D.C. Reagan-National Airport there are direct flights to Lambert-St Louis (STL).

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Missouri?
Prices for flights from Washington, D.C. Reagan-National Airport to Missouri refresh daily.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Missouri?
As of February 2026, there are 4 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Missouri.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Missouri?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Washington, D.C. Reagan-National Airport to Missouri?
Based on momondo bookings for flights between Washington, D.C. Reagan-National Airport and Missouri, the leading plane model is Boeing 737 MAX 8, making up 18.58% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 14.27%, Boeing 737-800 Passenger/BBJ2 (winglets) with 12.67%, and Canadair (Bombardier) Regional Jet 700 with 12.48%.

Best airlines flying from Washington, D.C. Reagan-National Airport to Missouri

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Missouri with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $167	Free Cancellation	Rating 7.2 11,352 reviews	Search American Airlines flights
Southwest	PriceFrom $188	Free Cancellation	Rating 8.0 4,299 reviews	Search Southwest flights
Delta	PriceFrom $216	Free Cancellation	Rating 7.9 8,237 reviews	Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,348 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. 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 Washington, D.C. to Missouri for you.

Can I find flights from Washington, D.C. to Missouri with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Missouri from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Missouri?

Once you have performed a search for Washington, D.C. 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 Washington, D.C. to Missouri right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Missouri, momondo offers a useful price alert feature which will track prices for flights to Missouri from Washington, D.C. and alert you when they change.

An easier way to manage your Missouri trip

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Popular cities in Missouri

Flights to New Yorkfrom $56

Flights to Los Angelesfrom $52

Flights to Miamifrom $36

Flights to Orlandofrom $56

Flights to Chicagofrom $53

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $30

Flights to Washington, D.C.from $56

Flights to Bostonfrom $75

Flights to Atlantafrom $49

Flights to Dallasfrom $54

Flights to Seattlefrom $48

Cheap flights from Washington, D.C. Reagan-National Airport to Missouri from $80

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Missouri

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American Airlines flights from Washington, D.C. Reagan-National Airport to Missouri

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Missouri flight tickets

Southwest flights from Washington, D.C. Reagan-National Airport to Missouri

Our best Southwest deals on Washington, D.C. Reagan-National Airport to Missouri flight tickets

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Missouri that are best for you.

See travel insights to Missouri from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Missouri

What is the cheapest month to fly to Missouri?

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

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

What is the cheapest Washington, D.C. Reagan-National to Missouri flight route?

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

What cabin class options are available on Washington, D.C. Reagan-National to Missouri flights?

Can stopping save me money on Washington, D.C. Reagan-National Airport to Missouri flights?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Missouri?

What airlines fly to Missouri?

How many flights depart from Washington, D.C. Reagan-National Airport to Missouri on average per day?

How many flights depart from Washington, D.C. Reagan-National Airport to Missouri on average per week?

Cheap Washington, D.C. Reagan-National Airport to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Missouri

Best Price Found

Fastest flight time

Direct flights

Airports in Missouri

Best airlines flying from Washington, D.C. Reagan-National Airport to Missouri

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Missouri with momondo

Why use momondo?

An easier way to manage your Missouri trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Missouri

Popular cities in Missouri

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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