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Reagan-National

$67+ Cheap flights from Missouri to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DCA
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Missouri to Reagan-National

Keep the following information in mind while searching for Missouri to Reagan-National flight deals. Data was last updated January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$190
(Mytrip)

One-way from

$67
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$378

Good round-trip deal

$295 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Lambert-St Louis-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Washington, D.C. (WAS) flights.
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From Missouri to Washington, D.C. Reagan-National
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One-way flight from Missouri to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 11% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Missouri to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Missouri to Washington, D.C. Reagan-National.
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Find flight deals from Missouri to Reagan-National

Cheapest flights from Missouri to Reagan-National
Explore the most affordable flight options available from Missouri to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This Mytrip deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/115:48 pm
MCI
-
DCA
1 stop18h 27m
Frontier
Wed 2/188:00 am
DCA
-
MCI
1 stop8h 44m
Frontier
Deal found 1/14$190
This Gotogate deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/148:36 pm
MCI
-
DCA
1 stop24h 23m
Frontier
Wed 2/188:00 am
DCA
-
MCI
1 stop8h 44m
Frontier
Deal found 1/13$191
This Booking.com deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/308:41 pm
MCI
-
DCA
1 stop24h 18m
Frontier
Sun 2/86:00 pm
DCA
-
MCI
1 stop26h 51m
Frontier
Deal found 1/12$201
This Trip.com deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/308:41 pm
MCI
-
DCA
1 stop15h 21m
Frontier
Sun 2/12:00 pm
DCA
-
MCI
1 stop6h 51m
Frontier
Deal found 1/12$207
This Kiwi.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/136:13 pm
MCI
-
DCA
1 stop17h 47m
Frontier
Fri 2/208:00 am
DCA
-
MCI
1 stop10h 28m
Frontier
Deal found 1/14$212
This Kiwi.com deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/68:40 pm
MCI
-
DCA
1 stop15h 22m
Frontier
Mon 3/98:00 am
DCA
-
MCI
1 stop12h 55m
Frontier
Deal found 1/13$231
This Kiwi.com deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:00 am
MCI
-
DCA
2 stops13h 59m
Multiple Airlines
Wed 2/42:00 pm
DCA
-
MCI
1 stop30h 58m
Multiple Airlines
Deal found 1/13$245
This Kiwi.com deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/115:48 pm
MCI
-
DCA
1 stop18h 27m
Frontier
Fri 2/136:00 pm
DCA
-
MCI
1 stop26h 46m
Frontier
Deal found 1/13$249
This Mytrip deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/128:28 pm
MCI
-
DCA
1 stop15h 47m
Frontier
Tue 2/172:00 pm
DCA
-
MCI
1 stop26h 44m
Frontier
Deal found 1/14$251
This United Airlines deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:09 am
COU
-
DCA
1 stop6h 23m
United Airlines
Mon 2/96:30 am
DCA
-
COU
1 stop5h 12m
United Airlines
Deal found 1/12$258
This Booking.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/308:41 pm
MCI
-
DCA
1 stop19h 18m
Frontier
Mon 2/28:00 am
DCA
-
MCI
1 stop12h 51m
Frontier
Deal found 1/14$267
This United Airlines deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/273:10 pm
COU
-
DCA
1 stop4h 49m
United Airlines
Sat 1/3110:30 am
DCA
-
COU
1 stop5h 05m
United Airlines
Deal found 1/13$268

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Reagan-National 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, Cheapflights users made 2,558,603 searches. Data last updated January 14, 2026.
Use the filters below to find and compare flights from Missouri to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Missouri

Fly to

Reagan-National

Route

Depart

Return

Price

ColumbiaWashington, D.C.

COU - DCA

COUDCA

Columbia Regional

Fri 2/6

8:09 am-3:32 pm

1 stop6h 23m

Washington, D.C. Reagan-National

Mon 2/9

6:30 am-10:42 am

1 stop5h 12m

$258

ColumbiaWashington, D.C.

COU - DCA

COUDCA

Columbia Regional

Fri 1/30

3:10 pm-10:48 pm

1 stop6h 38m

Washington, D.C. Reagan-National

Mon 2/2

6:00 pm-9:37 pm

1 stop4h 37m

$268

ColumbiaWashington, D.C.

COU - DCA

COUDCA

Columbia Regional

Tue 1/27

3:10 pm-8:59 pm

1 stop4h 49m

Washington, D.C. Reagan-National

Sat 1/31

10:30 am-2:35 pm

1 stop5h 05m

$268

SpringfieldWashington, D.C.

SGF - DCA

SGFDCA

Springfield-Branson

Thu 2/26

7:55 am-2:13 pm

1 stop5h 18m

Washington, D.C. Reagan-National

Sun 3/1

5:05 pm-9:59 pm

1 stop5h 54m

$269

SpringfieldWashington, D.C.

SGF - DCA

SGFDCA

Springfield-Branson

Sat 1/31

3:14 pm-10:48 pm

1 stop6h 34m

Washington, D.C. Reagan-National

Wed 2/4

6:00 pm-9:58 pm

1 stop4h 58m

$274

SpringfieldWashington, D.C.

SGF - DCA

SGFDCA

Springfield-Branson

Sat 1/31

3:14 pm-9:00 pm

1 stop4h 46m

Washington, D.C. Reagan-National

Tue 2/3

5:00 pm-9:58 pm

1 stop5h 58m

$274

JoplinWashington, D.C.

JLN - DCA

JLNDCA

Joplin

Thu 2/5

8:52 am-4:59 pm

1 stop7h 07m

Washington, D.C. Reagan-National

Sun 2/8

12:00 pm-5:34 pm

1 stop6h 34m

$275

JoplinWashington, D.C.

JLN - DCA

JLNDCA

Joplin

Wed 2/11

8:52 am-3:32 pm

1 stop5h 40m

Washington, D.C. Reagan-National

Wed 2/18

12:00 pm-5:38 pm

1 stop6h 38m

$275

SpringfieldWashington, D.C.

SGF - DCA

SGFDCA

Springfield-Branson

Thu 2/12

7:34 am-3:44 pm

1 stop7h 10m

Washington, D.C. Reagan-National

Mon 2/16

6:30 am-11:35 am

1 stop6h 05m

$279

St. LouisWashington, D.C.

STL - DCA

STLDCA

Lambert-St Louis

Thu 2/12

9:50 am-6:10 pm

2 stops7h 20m

Washington, D.C. Reagan-National

Tue 2/17

8:00 am-9:35 am

Nonstop2h 35m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

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Best time to book a flight from Missouri to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from Missouri to Washington, D.C. Reagan-National Airport?

Currently, July is the cheapest month in which you can book a flight from Missouri to Washington, D.C. Reagan-National Airport (average of $102). Flying from Missouri to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $220). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MO to DCA?

Find hourly flight availability from Missouri to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 14, 2026.

A simple way to save on the total cost of your ticket is to fly from Missouri to Washington, D.C. Reagan-National Airport in the evening. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight at noon.

Weekly flight availability from Missouri to Washington, D.C. Reagan-National Airport

Explore weekly flight availability from Missouri to Reagan-National. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 14, 2026.

The most flights from USMO to DCA are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

Find useful and relevant information for your journey from Missouri to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Washington, D.C. Reagan-National Airport?

    Airlines like United Airlines, American Airlines, and Southwest fly from Missouri to Washington, D.C. Reagan-National Airport in about 6h 23m. The time it takes to get you to your destination can typically vary by up to 57m. There are 816 mi between Missouri and Washington, D.C. Reagan-National Airport. This flight may include one or multiple stops.

  • What are the most popular routes from Missouri to Washington, D.C. Reagan-National Airport?

    When deciding which route to take from Missouri to Washington, D.C. Reagan-National Airport consider Lambert-St Louis - Washington, D.C. Reagan-National, Kansas City - Washington, D.C. Reagan-National or Springfield-Branson - Washington, D.C. Reagan-National as they are the most popular.

  • What are the most reliable airlines from Missouri to Washington, D.C. Reagan-National Airport?

    No one likes to see their flight delayed. When booking a flight from Missouri to Washington, D.C. Reagan-National Airport consider choosing Southwest (81%), PSA Airlines (74%) or American Airlines (73%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Missouri to Washington, D.C. Reagan-National Airport?

    While on average a flight from Missouri to Washington, D.C. Reagan-National Airport is generally $288, our data shows the cheapest flight currently is $147. When looking at the most popular route, (Lambert-St Louis - Washington, D.C. Reagan-National), you can expect to pay $223 for that flight.

  • Can I find deals for flights from Missouri to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Missouri to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Reagan-National.

  • Can I find deals for business class flights from Missouri to Reagan-National?

    Yes. Cheapflights offers flight deals from Missouri to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Washington, D.C. Reagan-National Airport?

    Currently, July is the cheapest month in which you can book a flight from Missouri to Washington, D.C. Reagan-National Airport (average of $102). Flying from Missouri to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $220). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Hanover
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Largo
Bowie
McLean
Clinton
Herndon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Boston to Baltimore flights
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Baltimore flights
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Boston to Reagan-National flights
Boston to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Atlanta to Reagan-National flights
O'Hare Intl to Baltimore flights
Atlanta to Dulles Intl flights
O'Hare Intl to Dulles Intl flights
Seattle to Reagan-National flights
San Francisco to Reagan-National flights
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Orlando to Dulles Intl flights
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San Francisco to Baltimore flights
Hobby to Dulles Intl flights
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Tampa to Dulles Intl flights
Denver to Dulles Intl flights
Tampa to Reagan-National flights
Seattle to Baltimore flights
Orlando to Baltimore flights
Fort Lauderdale to Baltimore flights
Charlotte to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Detroit to Dulles Intl flights
LaGuardia to Reagan-National flights
Tampa to Baltimore flights
Miami to Dulles Intl flights
Minneapolis to Reagan-National flights
Detroit to Baltimore flights
Denver to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights
Detroit to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
Miami to Reagan-National flights
Fort Lauderdale to Reagan-National flights
Minneapolis to Dulles Intl flights
Nashville to Reagan-National flights
Minneapolis to Baltimore flights

Top 5 airlines flying from Missouri to Reagan-National

Discover the top 5 airlines that operate flights from Missouri to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$240FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$149Average$352FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$195Average$332FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$212Average$382FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$338FlexibilityNo cancel feeOn-timeN/A

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