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Cheap flights from Kansas City to Washington, D.C. from $76

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 4/16. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:25 pm - 6:19 pm
MCI
-
IAD
4h 54m
1 stop
Delta Logo
7:19 pm - 11:50 pm
IAD
-
MCI
5h 31m
1 stop
$283Delta
Wed, Apr 15 - Mon, Apr 20
United Airlines Logo
5:45 pm - 9:20 pm
MCI
-
IAD
2h 35mnonstop
United Airlines Logo
1:10 pm - 7:45 pm
IAD
-
MCI
7h 35m
1 stop
$284United Airlines
Tue, Apr 14 - Sat, Apr 18
Delta Logo
5:12 pm - 12:42 am
MCI
-
IAD
6h 30m
1 stop
Delta Logo
6:00 am - 1:01 pm
IAD
-
MCI
8h 01m
1 stop
$291Delta
Tue, Apr 14 - Sat, Apr 18
Frontier Logo
8:46 pm - 12:36 am
MCI
-
IAD
26h 50m
2 stops
Frontier Logo
6:15 am - 3:36 pm
IAD
-
MCI
10h 21m
1 stop
$293Frontier
Thu, Apr 9 - Mon, Apr 13
Frontier Logo
11:53 am - 12:36 am
MCI
-
IAD
11h 43m
1 stop
Frontier Logo
5:26 pm - 1:49 pm
IAD
-
MCI
45h 23m
2 stops
$296Frontier
Thu, Apr 30 - Thu, May 7
Frontier Logo
4:31 pm - 10:11 am
MCI
-
IAD
16h 40m
2 stops
Frontier Logo
6:15 am - 3:36 pm
IAD
-
MCI
10h 21m
1 stop
$297Frontier
Fri, Apr 10 - Mon, Apr 13
United Airlines Logo
5:40 pm - 9:14 pm
MCI
-
IAD
2h 34mnonstop
United Airlines Logo
5:50 pm - 7:50 pm
IAD
-
MCI
3h 00mnonstop
$299United Airlines
Sat, May 2 - Mon, May 4
Frontier Logo
6:24 pm - 10:12 am
MCI
-
IAD
14h 48m
1 stop
Frontier Logo
7:45 am - 5:29 pm
IAD
-
MCI
10h 44m
1 stop
$307Frontier
Fri, May 29 - Mon, Jun 1
Multiple Airlines Logo
12:24 pm - 4:39 pm
MCI
-
IAD
27h 15m
2 stops
Multiple Airlines Logo
6:15 am - 3:36 pm
IAD
-
MCI
10h 21m
1 stop
$308Multiple Airlines
Wed, Apr 8 - Fri, Apr 10
United Airlines Logo
6:56 pm - 12:33 am
MCI
-
IAD
4h 37m
1 stop
United Airlines Logo
1:05 pm - 3:02 pm
IAD
-
MCI
2h 57mnonstop
$309United Airlines
Thu, Apr 30 - Wed, May 6

Southwest flights from Kansas City to Washington, D.C. Dulles Intl Airport

Our best Southwest deals on Kansas City to Washington, D.C. Dulles Intl Airport flight tickets
Southwest
Apr 21
MCI4:25 pmKansas City
6h 15m
1 stop
IAD11:40 pmWashington, D.C. Dulles Intl
Apr 24
IAD4:30 pmWashington, D.C. Dulles Intl
9h 20m
1 stop
MCI12:50 amKansas City
$326
Southwest
Apr 9
MCI8:45 amKansas City
6h 05m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Apr 14
IAD4:30 pmWashington, D.C. Dulles Intl
7h 05m
1 stop
MCI10:35 pmKansas City
$417
Southwest
Apr 9
MCI8:45 amKansas City
6h 05m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Apr 14
IAD6:20 amWashington, D.C. Dulles Intl
8h 15m
1 stop
MCI1:35 pmKansas City
$429

Frontier flights from Kansas City to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Kansas City to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Apr 9
MCI8:46 pmKansas City
26h 50m
2 stops
IAD12:36 amWashington, D.C. Dulles Intl
Apr 13
IAD6:15 amWashington, D.C. Dulles Intl
10h 21m
1 stop
MCI3:36 pmKansas City
$293
Frontier
Apr 30
MCI11:53 amKansas City
11h 43m
1 stop
IAD12:36 amWashington, D.C. Dulles Intl
May 7
IAD5:26 pmWashington, D.C. Dulles Intl
45h 23m
2 stops
MCI1:49 pmKansas City
$296
Frontier
Apr 10
MCI4:31 pmKansas City
16h 40m
2 stops
IAD10:11 amWashington, D.C. Dulles Intl
Apr 13
IAD6:15 amWashington, D.C. Dulles Intl
10h 21m
1 stop
MCI3:36 pmKansas City
$297

momondo Fare Finder

 
Customize your flight search to find flights from Kansas City to Washington, D.C. Dulles Intl 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 March 26, 2026.
Use the filters below to find and compare flights from Kansas City to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Wed 4/15

12:25 pm-6:19 pm

1 stop4h 54m

Washington, D.C. Dulles Intl

Mon 4/20

7:19 pm-11:50 pm

1 stop5h 31m

$283

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Tue 4/14

5:45 pm-9:20 pm

Nonstop2h 35m

Washington, D.C. Dulles Intl

Sat 4/18

1:10 pm-7:45 pm

1 stop7h 35m

$284

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Tue 4/14

5:12 pm-12:42 am

1 stop6h 30m

Washington, D.C. Dulles Intl

Sat 4/18

6:00 am-1:01 pm

1 stop8h 01m

$291

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Thu 4/9

8:46 pm-12:36 am

2 stops26h 50m

Washington, D.C. Dulles Intl

Mon 4/13

6:15 am-3:36 pm

1 stop10h 21m

$293

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Thu 4/30

11:53 am-12:36 am

1 stop11h 43m

Washington, D.C. Dulles Intl

Thu 5/7

5:26 pm-1:49 pm

2 stops45h 23m

$296

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Fri 4/10

4:31 pm-10:11 am

2 stops16h 40m

Washington, D.C. Dulles Intl

Mon 4/13

6:15 am-3:36 pm

1 stop10h 21m

$297
Quickest round-trip

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Sat 5/2

5:40 pm-9:14 pm

Nonstop2h 34m

Washington, D.C. Dulles Intl

Mon 5/4

5:50 pm-7:50 pm

Nonstop3h 00m

$299

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Fri 5/29

6:24 pm-10:12 am

1 stop14h 48m

Washington, D.C. Dulles Intl

Mon 6/1

7:45 am-5:29 pm

1 stop10h 44m

$307

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Wed 4/8

12:24 pm-4:39 pm

2 stops27h 15m

Washington, D.C. Dulles Intl

Fri 4/10

6:15 am-3:36 pm

1 stop10h 21m

$308

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Thu 4/30

6:56 pm-12:33 am

1 stop4h 37m

Washington, D.C. Dulles Intl

Wed 5/6

1:05 pm-3:02 pm

Nonstop2h 57m

$309

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. Dulles Intl 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. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, September is the cheapest month to fly from Kansas City to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $299. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $346.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $754. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Kansas City to Washington, D.C. Dulles Intl Airport for around $1,083.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Kansas City in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $839 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,533 on average. Flights to Washington, D.C. Dulles Intl Airport from Kansas City at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Kansas City to Washington, D.C. Dulles Intl flight route?

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $411 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Kansas City for as low as $218 on momondo.

What cabin class options are available on Kansas City to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Kansas City to Washington, D.C. Dulles Intl 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. Dulles Intl Airport flights?

You could potentially save up to 56% on your flight if you consider stops on a Kansas City to Washington, D.C. Dulles Intl Airport flight.

How have Kansas City to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of March 2026, prices for Kansas City to Washington, D.C. Dulles Intl Airport flights are approximately 44% more expensive when compared to flights at the same time last year.

When to book flights from Kansas City to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Washington, D.C. Dulles Intl 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. Dulles Intl Airport (MCI to IAD) flight deals and tips

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

Best Price Found

$381

Fastest flight time

2h 29m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Kansas City in the past 72 hours is $381. The best round-trip flight deal from Kansas City to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $678.
The fastest flight from Kansas City to Washington, D.C. Dulles Intl Airport takes 2h 29m
Direct flights go from Kansas City to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Kansas City to Washington, D.C. Dulles Intl by plane?

    There are 917.3 mi between Kansas City and Washington, D.C. Dulles Intl. Flights usually cover this in 2h 29m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Kansas City Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

  • How old do you have to be to fly from Kansas City Airport to Washington, D.C. Dulles Intl 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. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Kansas City to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Kansas City to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Kansas City to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Kansas City to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $90Free CancellationRating
5.7
3,015 reviews
Search Frontier flights
DeltaPriceFrom $216Free CancellationRating
7.9
8,336 reviews
Search Delta flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,491 reviews
Search United Airlines flights

  • United Airlines Flights From Kansas City to Washington, D.C. Dulles Intl Airport

    Across 5 United Airlines flights from Kansas City to Washington, D.C. Dulles Intl Airport this week, the average price was $441, with the best United Airlines deals starting from $259 round-trip. 9,491 users have rated United Airlines on momondo, with an average score of 7.4/10.

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
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Sterling
Linthicum Heights
Springfield
Bethesda

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. All flights to Washington, D.C. from Kansas City on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Kansas City.

I’m not ready to book a flight from Kansas City to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kansas City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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