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Dulles Intl

$61+ Cheap flights from Kansas City (MCI) to Dulles Intl (IAD)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — IAD
nov. 26 — dic. 31
mié. 11/26
mié. 12/3
1 adult, Economy
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1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Kansas City to Washington, D.C. Dulles Intl are usually found in September or August, booked 77 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Find flight deals from Kansas City to Dulles Intl

Cheapest flights from Kansas City to Dulles Intl
Explore the most affordable flight options available from Kansas City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 27, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
jue. 12/48:09 pmMCI - IAD
2 stops11h 22mFrontier
lun. 12/85:45 amIAD - MCI
1 stop7h 06mFrontier
Deal found 10/26$245
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
lun. 12/2211:13 amMCI - IAD
1 stop6h 03mMultiple Airlines
lun. 12/299:58 pmIAD - MCI
1 stop26h 01mMultiple Airlines
Deal found 10/27$257
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
dom. 11/1611:12 amMCI - IAD
1 stop11h 59mFrontier
mié. 11/198:40 amIAD - MCI
2 stops9h 39mFrontier
Deal found 10/27$265
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
vie. 11/1411:12 amMCI - IAD
1 stop11h 59mFrontier
vie. 11/215:26 pmIAD - MCI
1 stop24h 26mFrontier
Deal found 10/25$278
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/185:50 amMCI - IAD
1 stop4h 49mDelta
mar. 11/186:59 pmIAD - MCI
1 stop5h 07mDelta
Deal found 10/27$289
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:27 amMCI - IAD
1 stop6h 08mAmerican Airlines
sáb. 12/69:15 amIAD - MCI
2 stops8h 33mAmerican Airlines
Deal found 10/26$294
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
vie. 10/318:28 pmMCI - IAD
2 stops26h 27mFrontier
lun. 11/36:00 amIAD - MCI
1 stop5h 17mFrontier
Deal found 10/25$295
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
vie. 10/3111:12 amMCI - IAD
1 stop11h 17mFrontier
mar. 11/48:40 amIAD - MCI
2 stops9h 39mFrontier
Deal found 10/25$301
This United Airlines deal was found by Cheapflights users on 10/25. 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.
mar. 11/255:30 pmMCI - IAD
Nonstop2h 32mUnited Airlines
mar. 12/25:55 pmIAD - MCI
Nonstop2h 59mUnited Airlines
Deal found 10/25$304
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
lun. 11/311:12 amMCI - IAD
1 stop5h 11mFrontier
sáb. 11/88:36 pmIAD - MCI
2 stops38h 41mFrontier
Deal found 10/26$305

Cheap flight deals from Kansas City to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Kiwi.com)

One-way from

$61
(Priceline)

Popular in

November

Cheapest in

September

Average price

$404
Provider with most accurate pricing for Kansas City-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-Washington, D.C. Dulles Intl flights.
Search Deals
From Kansas City to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Kansas City to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City to Dulles Intl 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 octubre 27, 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

Kansas City

Fly to

Dulles Intl

Route

Depart

Return

Price

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

mar. 1/20

6:24 am-1:35 pm

1 stop6h 11m

Washington, D.C. Dulles Intl

jue. 1/22

10:11 am-5:13 pm

1 stop8h 02m

$276

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

mié. 1/21

6:30 am-11:52 am

1 stop4h 22m

Washington, D.C. Dulles Intl

sáb. 1/24

5:26 pm-9:05 pm

1 stop4h 39m

$289

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

mar. 11/18

7:00 am-2:40 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

mar. 11/18

6:59 pm-11:06 pm

1 stop5h 07m

$289

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

lun. 1/19

5:47 pm-11:06 pm

1 stop4h 19m

Washington, D.C. Dulles Intl

mié. 1/21

6:00 am-9:57 am

1 stop4h 57m

$303

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

lun. 1/19

5:47 pm-11:06 pm

1 stop4h 19m

Washington, D.C. Dulles Intl

sáb. 1/24

10:11 am-2:59 pm

1 stop5h 48m

$303

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

mar. 12/2

5:45 pm-9:16 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

sáb. 12/6

1:00 pm-2:59 pm

Nonstop2h 59m

$339

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

vie. 11/14

11:12 am-12:11 am

1 stop11h 59m

Washington, D.C. Dulles Intl

dom. 11/16

10:54 pm-10:17 am

2 stops12h 23m

$339

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

jue. 1/8

11:25 am-5:17 pm

1 stop4h 52m

Washington, D.C. Dulles Intl

dom. 1/11

6:20 am-10:20 am

1 stop5h 00m

$339

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

jue. 12/11

5:12 pm-12:12 am

1 stop6h 00m

Washington, D.C. Dulles Intl

dom. 12/14

5:59 pm-11:47 pm

1 stop6h 48m

$339

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

sáb. 2/21

5:30 pm-9:01 pm

Nonstop2h 31m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 16 results
1
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Compare providers for flights from Kansas City to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kansas City-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kansas City-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Kansas City 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 Kansas City to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Kansas City to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Dulles Intl. Price data was last updated on October 24, 2025.

The best time to book flights from Kansas City to Washington, D.C. Dulles Intl Airport is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kansas City to Washington, D.C. Dulles Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Kansas City to Washington, D.C. Dulles Intl Airport (average of $144). Flying from Kansas City to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $364). 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 MCI to IAD?

Find hourly flight availability from Kansas City to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 27, 2025.

It’s optimal to fly from Kansas City to Washington, D.C. Dulles Intl Airport in the evening. By choosing this option you can save up to 85% on the cost of your flight, compared to a flight at noon.

The best insider tips for Kansas City to Washington, D.C. Dulles Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Kansas City to Washington, D.C. Dulles Intl Airport trip
Airports
MCI

MCI's central security checkpoint has 16 lanes, ensuring quick passage even during busy times. Expect minimal wait times without TSA PreCheck.

Read more about MCIby Matt Meltzer
IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cheap and efficient way to get to the city.

Read more about IADby Ramsey Qubein
Our travel experts
Matt Meltzer

Matt Meltzer

Expert on MCI

Matt Meltzer

Matt Meltzer

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated octubre 27, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Kansas City to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,996 reviews
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,033 reviews
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Frontier
5.8
Fair
3,122 reviews
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Kansas City to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kansas City to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Kansas City, you will be flying from Kansas City, which is the city’s only airport. Kansas City (MCI) is located 17.4 mi from the center of Kansas City. There are 5 flights from Kansas City to Washington, D.C. Dulles Intl per day from 4 different airlines.

  • How long is the flight from Kansas City to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Kansas City to Washington, D.C. Dulles Intl Airport in 6h 11m. Fly via Delta to get the fastest option. There are 924 mi between Kansas City and Washington, D.C. Dulles Intl Airport.

  • What are the cheapest airlines flying from Kansas City to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Kansas City to Washington, D.C. Dulles Intl Airport round-trip from $144. Other airlines that can offer you cheap pricing are Delta, from $216, and United Airlines, from $279. Frontier is currently priced 64% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Kansas City to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Kansas City to Washington, D.C. Dulles Intl Airport are United Airlines (97%), Brussels Airlines (97%) and Avianca (96%).

  • What are the cheapest flights from Kansas City to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Kansas City to Washington, D.C. Dulles Intl Airport is $188. On average you can expect to pay $998. The most popular route, (Kansas City - Washington, D.C. Dulles Intl), can usually be booked for $148.

  • Can I find deals for flights from Kansas City to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Kansas City to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansas City to Dulles Intl.

  • Can I find deals for business class flights from Kansas City to Dulles Intl?

    Yes. Cheapflights offers flight deals from Kansas City to Dulles Intl 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 Kansas City to Washington, D.C. Dulles Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Kansas City to Washington, D.C. Dulles Intl Airport (average of $144). Flying from Kansas City to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $364). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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Top 4 airlines flying from Kansas City to Dulles Intl

Discover the top 4 airlines that operate flights from Kansas City to Dulles Intl. 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 octubre 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$160FlexibilityNo cancel feeOn-time62%
DeltaCheapest$216Average$294FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$279Average$443FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$413FlexibilityNo cancel feeOn-time71%

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