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Cheap flights from Kansas City to Washington, D.C. from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Washington, D.C. departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kansas City to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:17 pm - 9:58 pm
MCI
-
DCA
6h 41m
1 stop
Frontier Logo
1:59 pm - 1:22 pm
DCA
-
MCI
24h 23m
1 stop
$283Frontier
Sat, Sep 26 - Sun, Sep 27
Frontier Logo
1:45 pm - 9:59 pm
MCI
-
DCA
7h 14m
1 stop
Frontier Logo
7:00 am - 1:00 pm
DCA
-
MCI
7h 00m
1 stop
$284Frontier
Wed, Aug 5 - Wed, Aug 12
Southwest Logo
4:15 pm - 11:55 pm
MCI
-
DCA
6h 40m
1 stop
Southwest Logo
4:50 pm - 11:10 pm
DCA
-
MCI
7h 20m
2 stops
$286Southwest
Wed, Aug 19 - Wed, Aug 26
Southwest Logo
8:05 am - 11:30 am
MCI
-
DCA
2h 25mnonstop
Southwest Logo
3:40 pm - 7:50 pm
DCA
-
MCI
5h 10m
1 stop
$288Southwest
Sat, Sep 5 - Sat, Sep 12
Delta Logo
12:22 pm - 6:33 pm
MCI
-
DCA
5h 11m
1 stop
Delta Logo
5:29 pm - 8:50 pm
DCA
-
MCI
4h 21m
1 stop
$291Delta
Tue, Aug 11 - Tue, Aug 18
Frontier Logo
2:17 pm - 12:49 pm
MCI
-
DCA
21h 32m
1 stop
Frontier Logo
6:00 pm - 1:22 pm
DCA
-
MCI
20h 22m
1 stop
$293Frontier
Thu, Sep 24 - Sun, Sep 27
Frontier Logo
1:45 pm - 9:59 pm
MCI
-
DCA
7h 14m
1 stop
Frontier Logo
7:00 am - 1:00 pm
DCA
-
MCI
7h 00m
1 stop
$294Frontier
Wed, Aug 5 - Wed, Aug 12
Southwest Logo
6:15 pm - 9:40 pm
MCI
-
DCA
2h 25mnonstop
Southwest Logo
8:20 pm - 10:05 pm
DCA
-
MCI
2h 45mnonstop
$295Southwest
Wed, Aug 26 - Mon, Aug 31
Frontier Logo
1:38 pm - 9:59 pm
MCI
-
DCA
7h 21m
1 stop
Frontier Logo
7:00 am - 12:53 pm
DCA
-
MCI
6h 53m
1 stop
$296Frontier
Sat, Aug 29 - Sun, Aug 30
United Airlines Logo
1:08 pm - 8:09 pm
MCI
-
DCA
6h 01m
1 stop
United Airlines Logo
6:30 am - 10:25 am
DCA
-
MCI
4h 55m
1 stop
$298United Airlines
Sat, Sep 5 - Mon, Sep 7

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

Our best Southwest deals on Kansas City to Washington, D.C. Reagan-National Airport flight tickets
Southwest
Aug 19
MCI4:15 pmKansas City
6h 40m
1 stop
DCA11:55 pmWashington, D.C. Reagan-National
Aug 26
DCA4:50 pmWashington, D.C. Reagan-National
7h 20m
2 stops
MCI11:10 pmKansas City
$286
Southwest
Aug 26
MCI12:35 pmKansas City
2h 25m
DCA4:00 pmWashington, D.C. Reagan-National
Aug 26
DCA8:00 pmWashington, D.C. Reagan-National
2h 40m
MCI9:40 pmKansas City
$295
Southwest
Aug 17
MCI2:50 pmKansas City
5h 00m
1 stop
DCA8:50 pmWashington, D.C. Reagan-National
Aug 24
DCA6:00 amWashington, D.C. Reagan-National
2h 40m
MCI7:40 amKansas City
$301

Frontier flights from Kansas City to Washington, D.C. Reagan-National Airport

Our best Frontier deals on Kansas City to Washington, D.C. Reagan-National Airport flight tickets
Frontier
Sep 26
MCI2:17 pmKansas City
6h 41m
1 stop
DCA9:58 pmWashington, D.C. Reagan-National
Sep 27
DCA1:59 pmWashington, D.C. Reagan-National
24h 23m
1 stop
MCI1:22 pmKansas City
$283
Frontier
Aug 5
MCI1:45 pmKansas City
7h 14m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Aug 12
DCA7:00 amWashington, D.C. Reagan-National
7h 00m
1 stop
MCI1:00 pmKansas City
$284
Frontier
Aug 16
MCI1:45 pmKansas City
26h 14m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Aug 22
DCA7:00 amWashington, D.C. Reagan-National
6h 53m
1 stop
MCI12:53 pmKansas City
$288

momondo Fare Finder

 
Customize your flight search to find flights from Kansas City to Washington, D.C. Reagan-National Airport 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 July 24, 2026.
Use the filters below to find and compare flights from Kansas City to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Sat 9/26

2:17 pm-9:58 pm

1 stop6h 41m

Washington, D.C. Reagan-National

Sun 9/27

1:59 pm-1:22 pm

1 stop24h 23m

$283

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Wed 8/5

1:45 pm-9:59 pm

1 stop7h 14m

Washington, D.C. Reagan-National

Wed 8/12

7:00 am-1:00 pm

1 stop7h 00m

$284

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Wed 8/19

4:15 pm-11:55 pm

1 stop6h 40m

Washington, D.C. Reagan-National

Wed 8/26

4:50 pm-11:10 pm

2 stops7h 20m

$286

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Sat 9/5

8:05 am-11:30 am

Nonstop2h 25m

Washington, D.C. Reagan-National

Sat 9/12

3:40 pm-7:50 pm

1 stop5h 10m

$288

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Tue 8/11

12:22 pm-6:33 pm

1 stop5h 11m

Washington, D.C. Reagan-National

Tue 8/18

5:29 pm-8:50 pm

1 stop4h 21m

$291

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Thu 9/24

2:17 pm-12:49 pm

1 stop21h 32m

Washington, D.C. Reagan-National

Sun 9/27

6:00 pm-1:22 pm

1 stop20h 22m

$293

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Wed 8/5

1:45 pm-9:59 pm

1 stop7h 14m

Washington, D.C. Reagan-National

Wed 8/12

7:00 am-1:00 pm

1 stop7h 00m

$294
Quickest round-trip

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Wed 8/26

6:15 pm-9:40 pm

Nonstop2h 25m

Washington, D.C. Reagan-National

Mon 8/31

8:20 pm-10:05 pm

Nonstop2h 45m

$295

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Sat 8/29

1:38 pm-9:59 pm

1 stop7h 21m

Washington, D.C. Reagan-National

Sun 8/30

7:00 am-12:53 pm

1 stop6h 53m

$296

Kansas CityWashington, D.C.

MCI - DCA

MCIDCA

Kansas City

Sat 9/5

1:08 pm-8:09 pm

1 stop6h 01m

Washington, D.C. Reagan-National

Mon 9/7

6:30 am-10:25 am

1 stop4h 55m

$298

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 Washington, D.C. from

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

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 typical price of a round-trip flight between Kansas City and Washington, D.C. Reagan-National Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $310 to $482.
The lowest price recently found on this route was $283.

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of September is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Kansas City, with most prices found around $298. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $317.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Kansas City to Washington, D.C. Reagan-National Airport is on a Tuesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Tuesday will often find tickets for as low as $367. Flights from Kansas City to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $433. 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 Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Kansas City to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $338. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $404.

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

Fly from Kansas City to Washington, D.C. Reagan-National for the best Kansas City - Washington, D.C. Reagan-National flight prices

How far in advance should I book a flight from Kansas City to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $374 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Kansas City for as low as $284 on momondo.

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

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

You could potentially save up to 1% on your flight if you consider stops on a Kansas City to Washington, D.C. Reagan-National Airport flight.

How have Kansas City to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of July 2026, prices for Kansas City to Washington, D.C. Reagan-National Airport flights are approximately 57% more expensive when compared to flights at the same time last year.

When to book flights from Kansas City to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kansas City to Washington, D.C. Reagan-National Airport (MCI to DCA) flight deals and tips

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

Best Price Found

$239

Fastest flight time

2h 15m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Kansas City in the past 72 hours is $239. The best round-trip flight deal from Kansas City to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $389.
The fastest flight from Kansas City to Washington, D.C. Reagan-National Airport takes 2h 15m
Direct flights go from Kansas City to Washington, D.C. Reagan-National Airport every day.
Search flight deals

Frequently asked questions about flying from Kansas City to Washington, D.C. Reagan-National Airport

  • How far is Kansas City to Washington, D.C. Reagan-National by plane?

    Kansas City and Washington, D.C. Reagan-National are 940.0 mi apart from one another. 2h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Kansas City Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Kansas City Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kansas City Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport. 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 Kansas City to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Kansas City to Washington, D.C. Reagan-National Airport?

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

Compare and see reviews for airlines that fly from Kansas City to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $146Free CancellationRating
5.6
2,770 reviews
Search Frontier flights
SouthwestPriceFrom $217Free CancellationRating
8.0
4,234 reviews
Search Southwest flights
American AirlinesPriceFrom $224Free CancellationRating
7.1
11,843 reviews
Search American Airlines flights

  • Southwest Flights From Kansas City to Washington, D.C. Reagan-National Airport

    Southwest flies from Kansas City to Washington, D.C. Reagan-National Airport around 19 times per week, with 4,234 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Kansas City to Washington, D.C. Reagan-National Airport in the last 72 hours was $217 (round-trip), much lower than the average airfare cost of $375 for Southwest flights on this route.

  • American Airlines Flights From Kansas City to Washington, D.C. Reagan-National Airport

    Another popular option for Kansas City to Washington, D.C. Reagan-National Airport flights is American Airlines (7.1/10, 11,843 ratings). American Airlines flies from Kansas City to Washington, D.C. Reagan-National Airport around 13 times per week, with deals starting from $224 round-trip and rising to an average price of around $387.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Manassas
Towson
Silver Spring
Colonial Beach
Springfield
Tysons
Fairfax
College Park
Edgewood

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to Washington, D.C.?

Finding the right flight to Washington, D.C. from Kansas City is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Kansas City to Washington, D.C. flights to just show those with flexible booking policies.

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

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

Price alerts on flights to Washington, D.C. from Kansas City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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