$106+ Cheap flights from Kansas City (MCI) to Dulles Intl (IAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — IAD
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Kansas City to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kansas City to Dulles Intl
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Last-minute
One-way
Cheapest flights from Kansas City to Dulles IntlExplore 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 October 25, 2026.
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 October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 12/36:00 am -
1 stop6h 38m
Mon 12/712:35 pm -
Nonstop3h 00m
Deal found 10/22![United Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/108:43 pm -
2 stops37h 53m
Tue 11/241:09 pm -
1 stop24h 25m
Deal found 10/23![Frontier logo]()
$265
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 11/1911:33 am -
Nonstop2h 27m
Thu 11/266:11 am -
1 stop5h 35m
Deal found 10/20![United Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/69:36 am -
1 stop9h 35m
Tue 11/1012:31 pm -
2 stops32h 16m
Deal found 10/22![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/139:36 am -
1 stop9h 35m
Mon 11/169:06 pm -
2 stops23h 41m
Deal found 10/22![Multiple Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Thu 11/1211:33 am -
Nonstop2h 27m
Mon 11/165:55 pm -
Nonstop3h 00m
Deal found 10/19![United Airlines logo]()
$272
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Fri 12/113:37 pm -
2 stops25h 01m
Tue 12/1510:35 pm -
2 stops22h 00m
Deal found 10/20![Frontier logo]()
$276
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/115:31 pm -
1 stop6h 10m
Tue 11/173:00 pm -
1 stop5h 09m
Deal found 10/21![Delta logo]()
$277
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 11/163:00 pm -
1 stop6h 59m
Mon 11/238:07 pm -
1 stop5h 26m
Deal found 10/19![American Airlines logo]()
$278
This Mytrip deal was found by Cheapflights users on 10/24. 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.
Mon 11/1612:53 pm -
2 stops33h 50m
Wed 11/186:07 pm -
2 stops19h 42m
Deal found 10/24![Frontier logo]()
$280
This Mytrip deal was found by Cheapflights users on 10/21. 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 11/121:37 pm -
2 stops26h 35m
Mon 11/169:06 pm -
2 stops23h 41m
Deal found 10/21![Frontier logo]()
$281
Best flights from Kansas City to Dulles IntlDiscover carefully curated flight deals from Kansas City to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Kansas City to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/136:45 pm -
1 stop4h 45m
Sat 11/1412:35 pm -
Nonstop3h 02m
Deal found 10/23![United Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Mon 1/116:00 am -
1 stop6h 33m
Thu 1/218:15 am -
1 stop5h 16m
Deal found 10/20![United Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/1711:33 am -
Nonstop2h 27m
Fri 11/205:55 pm -
Nonstop3h 00m
Deal found 10/21![United Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 1/75:50 pm -
Nonstop2h 33m
Fri 1/810:05 am -
1 stop5h 13m
Deal found 10/20![United Airlines logo]()
$305
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/109:49 am -
1 stop5h 44m
Fri 11/138:23 am -
1 stop5h 00m
Deal found 10/22![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 12/1412:25 pm -
Nonstop2h 35m
Wed 12/1612:35 pm -
Nonstop3h 00m
Deal found 10/19![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Mon 11/165:50 pm -
Nonstop2h 35m
Thu 11/191:15 pm -
1 stop5h 15m
Deal found 10/20![United Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/117:36 am -
1 stop4h 59m
Tue 11/1712:35 pm -
Nonstop3h 02m
Deal found 10/22![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1011:33 am -
Nonstop2h 27m
Mon 11/235:30 pm -
1 stop5h 21m
Deal found 10/23![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/1211:33 am -
Nonstop2h 27m
Tue 11/176:11 am -
1 stop5h 15m
Deal found 10/22![United Airlines logo]()
$367
Last-minute flights from Kansas City to Dulles IntlDiscover last-minute flight deals from Kansas City to Dulles Intl. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Dulles Intl. Data last updated October 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/69:36 am -
1 stop9h 35m
Tue 11/1012:31 pm -
2 stops32h 16m
Deal found 10/22![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/108:43 pm -
2 stops37h 53m
Tue 11/241:09 pm -
1 stop24h 25m
Deal found 10/23![Frontier logo]()
$265
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/115:31 pm -
1 stop6h 10m
Tue 11/173:00 pm -
1 stop5h 09m
Deal found 10/21![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Thu 11/1211:33 am -
Nonstop2h 27m
Mon 11/165:55 pm -
Nonstop3h 00m
Deal found 10/19![United Airlines logo]()
$272
This Mytrip deal was found by Cheapflights users on 10/21. 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 11/121:37 pm -
2 stops26h 35m
Mon 11/169:06 pm -
2 stops23h 41m
Deal found 10/21![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/139:36 am -
1 stop9h 35m
Mon 11/169:06 pm -
2 stops23h 41m
Deal found 10/22![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/139:36 am -
1 stop9h 35m
Tue 11/1712:31 pm -
2 stops32h 16m
Deal found 10/19![Multiple Airlines logo]()
$287
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 11/163:00 pm -
1 stop6h 59m
Mon 11/238:07 pm -
1 stop5h 26m
Deal found 10/19![American Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1711:33 am -
Nonstop2h 27m
Fri 11/206:11 am -
1 stop5h 15m
Deal found 10/23![United Airlines logo]()
$280
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 11/1911:33 am -
Nonstop2h 27m
Thu 11/266:11 am -
1 stop5h 35m
Deal found 10/20![United Airlines logo]()
$267
One-way flights from Kansas City to Dulles IntlSearch for one-way flight options from Kansas City to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Kansas City to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Orbitz deal was found by Cheapflights users on 10/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop14h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Thu 11/128:43 pm -
2 stops37h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/410:30 am -
1 stop8h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$114
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:30 am -
1 stop8h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$119
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 11/2111:33 am -
Nonstop2h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$123
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:29 pm -
1 stop14h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$124
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:29 pm -
1 stop14h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$126
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/1211:33 am -
Nonstop2h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$129
This Priceline deal was found by Cheapflights users on 10/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/203:30 pm -
1 stop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/308:29 pm -
2 stops37h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$132
Find 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (United Airlines) |
One-way from | $106 (Orbitz) |
Popular in | July |
Cheapest in | September |
Average price | $396 |
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 7,457,451 searches. Data last updated October 25, 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
Cheapest round-trip
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Sat 11/21
11:33 am-3:00 pm
Nonstop2h 27m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$123
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Wed 11/25
11:33 am-3:00 pm
Nonstop2h 27m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Thu 12/31
5:30 pm-9:03 pm
Nonstop2h 33m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Fri 12/11
5:50 pm-9:25 pm
Nonstop2h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
Quickest round-trip
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Tue 12/29
11:07 am-2:32 pm
Nonstop2h 25m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$190
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Sun 11/15
6:54 pm-12:41 am
1 stop4h 47m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$217
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Sun 11/22
5:50 pm-9:25 pm
Nonstop2h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$230
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Thu 11/5
5:50 pm-9:25 pm
Nonstop2h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$244
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Wed 11/4
5:50 pm-9:25 pm
Nonstop2h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$244
Kansas CityWashington, D.C.
MCI Kansas City - IAD Washington, D.C. Dulles Intl
MCIIAD
Kansas City
Fri 11/13
6:45 pm-12:30 am
1 stop4h 45m
Washington, D.C. Dulles Intl
Sat 11/14
12:35 pm-2:37 pm
Nonstop3h 02m
$267
Showing 1-10 of 20 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Kansas City-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
MCI-IAD
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
What is the cheapest month to book a flight from Kansas City to Washington, D.C. Dulles Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Kansas City to Washington, D.C. Dulles Intl Airport (average of $354). Flying from Kansas City to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $514). 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 October 25, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kansas City to Washington, D.C. Dulles Intl Airport as you normally would.
The best insider tips for Kansas City to Washington, D.C. Dulles Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Kansas City to Washington, D.C. Dulles Intl Airport trip
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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 October 25, 2026.
Peruse reviews from past customers who have flown with Delta and United 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.
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
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 locationsAlexandria
Chantilly
Woodbridge
Arlington
Owings Mills
Lanham
Sterling
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Falls Church
Tysons
Towson
Oxon Hill
Laurel
Clinton
Hunt Valley
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Kansas City and Dulles Intl flights
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Top 2 airlines flying from Kansas City to Dulles Intl
Discover the top 2 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$153 | Average$357 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$424 | FlexibilityNo cancel fee | On-time69% |