Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Kansas City to Washington, D.C. from $81

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 3/9. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:06 am - 11:43 am
MCI
-
IAD
23h 37m1 stop
Multiple Airlines Logo
8:53 pm - 4:09 pm
IAD
-
MCI
20h 16m1 stop
$181Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
11:06 am - 11:43 am
MCI
-
IAD
23h 37m1 stop
Multiple Airlines Logo
10:08 pm - 4:09 pm
IAD
-
MCI
19h 01m2 stops
$214Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
11:00 am - 10:42 am
MCI
-
IAD
22h 42m1 stop
Multiple Airlines Logo
8:15 am - 3:29 pm
IAD
-
MCI
8h 14m1 stop
$238Multiple Airlines
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
7:40 am - 4:24 pm
MCI
-
IAD
7h 44m1 stop
United Airlines Logo
6:30 pm - 8:31 pm
IAD
-
MCI
3h 01mnonstop
$241United Airlines
Wed, Dec 31 - Thu, Jan 1
Multiple Airlines Logo
5:04 pm - 8:04 am
MCI
-
IAD
14h 00m1 stop
Multiple Airlines Logo
8:53 pm - 4:09 pm
IAD
-
MCI
20h 16m1 stop
$250Multiple Airlines
Sat, Jan 17 - Mon, Jan 19
United Airlines Logo
7:40 am - 4:24 pm
MCI
-
IAD
7h 44m1 stop
United Airlines Logo
6:30 am - 10:43 am
IAD
-
MCI
5h 13m1 stop
$251United Airlines
Wed, Dec 31 - Thu, Jan 1
United Airlines Logo
12:37 pm - 4:07 pm
MCI
-
IAD
2h 30mnonstop
United Airlines Logo
1:20 pm - 5:32 pm
IAD
-
MCI
5h 12m1 stop
$260United Airlines
Wed, Feb 18 - Sat, Feb 21
Multiple Airlines Logo
11:00 am - 10:42 am
MCI
-
IAD
22h 42m1 stop
Multiple Airlines Logo
5:22 pm - 3:29 pm
IAD
-
MCI
23h 07m2 stops
$261Multiple Airlines
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
12:35 pm - 4:09 pm
MCI
-
IAD
2h 34mnonstop
United Airlines Logo
1:05 pm - 3:10 pm
IAD
-
MCI
3h 05mnonstop
$262United Airlines
Sat, Jan 17 - Mon, Jan 19
United Airlines Logo
5:46 pm - 9:20 pm
MCI
-
IAD
2h 34mnonstop
United Airlines Logo
12:57 pm - 3:00 pm
IAD
-
MCI
3h 03mnonstop
$266United Airlines
Wed, Dec 31 - Thu, Jan 1

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

Our best United Airlines deals on Kansas City to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Dec 31
MCI7:40 amKansas City
7h 44m
1 stop
IAD4:24 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:30 pmWashington, D.C. Dulles Intl
3h 01m
MCI8:31 pmKansas City
$241
Find similar
United Airlines
Dec 31
MCI7:40 amKansas City
7h 44m
1 stop
IAD4:24 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:30 amWashington, D.C. Dulles Intl
5h 13m
1 stop
MCI10:43 amKansas City
$251
Find similar
United Airlines
Feb 18
MCI12:37 pmKansas City
2h 30m
IAD4:07 pmWashington, D.C. Dulles Intl
Feb 21
IAD1:20 pmWashington, D.C. Dulles Intl
5h 12m
1 stop
MCI5:32 pmKansas City
$260
Find similar

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

Our best Delta deals on Kansas City to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Dec 24
MCI4:12 pmKansas City
5h 40m
1 stop
IAD10:52 pmWashington, D.C. Dulles Intl
Dec 31
IAD6:00 amWashington, D.C. Dulles Intl
4h 56m
1 stop
MCI9:56 amKansas City
$251
Find similar
Delta
Feb 7
MCI9:57 amKansas City
8h 12m
1 stop
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 11
IAD12:40 pmWashington, D.C. Dulles Intl
7h 16m
1 stop
MCI6:56 pmKansas City
$289
Find similar
Delta
Jan 29
MCI7:00 amKansas City
6h 45m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
Feb 2
IAD3:42 pmWashington, D.C. Dulles Intl
7h 20m
1 stop
MCI10:02 pmKansas City
$323
Find similar

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 December 16, 2025.
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

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Mon 1/12

11:06 am-11:43 am

1 stop23h 37m

Washington, D.C. Dulles Intl

Mon 1/19

8:53 pm-4:09 pm

1 stop20h 16m

$181

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Mon 1/12

11:06 am-11:43 am

1 stop23h 37m

Washington, D.C. Dulles Intl

Mon 1/19

10:08 pm-4:09 pm

2 stops19h 01m

$214

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Fri 2/20

11:00 am-10:42 am

1 stop22h 42m

Washington, D.C. Dulles Intl

Mon 2/23

8:15 am-3:29 pm

1 stop8h 14m

$238

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Wed 12/31

7:40 am-4:24 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Thu 1/1

6:30 pm-8:31 pm

Nonstop3h 01m

$241

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Sat 1/17

5:04 pm-8:04 am

1 stop14h 00m

Washington, D.C. Dulles Intl

Mon 1/19

8:53 pm-4:09 pm

1 stop20h 16m

$250

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Wed 12/31

7:40 am-4:24 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Thu 1/1

6:30 am-10:43 am

1 stop5h 13m

$251

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Wed 2/18

12:37 pm-4:07 pm

Nonstop2h 30m

Washington, D.C. Dulles Intl

Sat 2/21

1:20 pm-5:32 pm

1 stop5h 12m

$260

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Fri 2/20

11:00 am-10:42 am

1 stop22h 42m

Washington, D.C. Dulles Intl

Mon 2/23

5:22 pm-3:29 pm

2 stops23h 07m

$261

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Sat 1/17

12:35 pm-4:09 pm

Nonstop2h 34m

Washington, D.C. Dulles Intl

Mon 1/19

1:05 pm-3:10 pm

Nonstop3h 05m

$262

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Wed 12/31

5:46 pm-9:20 pm

Nonstop2h 34m

Washington, D.C. Dulles Intl

Thu 1/1

12:57 pm-3:00 pm

Nonstop3h 03m

$266

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Tuesday 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 $854. 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 $1,137.

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 $983 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 $414 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?

No. A direct flight is the cheapest option for a flight between Kansas City to Washington, D.C. Dulles Intl Airport.

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

As of December 2025, prices for Kansas City to Washington, D.C. Dulles Intl Airport flights are approximately 78% 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

$398

Fastest flight time

2h 26m

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 $398. 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 $562.
The fastest flight from Kansas City to Washington, D.C. Dulles Intl Airport takes 2h 26m
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 26m, 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 $144Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
DeltaPriceFrom $216Free CancellationRating
7.9
8,010 reviews
Search Delta flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
American AirlinesPriceFrom $279Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights

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

    Across 6 United Airlines flights from Kansas City to Washington, D.C. Dulles Intl Airport this week, the average price was $444, with the best United Airlines deals starting from $253 round-trip. 9,094 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Harpers Ferry
Rockville
Gaithersburg
Reston
Manassas
Sterling
Fairfax

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.

An easier way to manage your Washington, D.C. Dulles Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 1/15
Thu 1/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.