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Dulles Intl

$483+ Cheap flights from Kansai Intl (KIX) 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — IAD
Aug 13 — Aug 201
Thu 8/13
Thu 8/20
1 adult, Economy
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Cheap flight deals from Kansai Intl to Dulles Intl

Cheapest flights from Kansai Intl to Dulles Intl
Explore the most affordable flight options available from Kansai Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2026.

This Air Canada deal was found by Cheapflights users on 7/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 pm
KIX
-
IAD
2 stops40h 14m
Air Canada
Fri 10/23:45 pm
IAD
-
KIX
2 stops59h 40m
Air Canada
Deal found 7/13$1,247
This Jettzy deal was found by Cheapflights users on 7/13. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:05 am
KIX
-
IAD
1 stop37h 45m
Multiple Airlines
Wed 9/21:15 am
IAD
-
KIX
1 stop21h 55m
Multiple Airlines
Deal found 7/13$1,261
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Wed 8/269:00 pm
KIX
-
IAD
2 stops50h 50m
Multiple Airlines
Wed 9/21:20 pm
IAD
-
KIX
1 stop31h 00m
Multiple Airlines
Deal found 7/12$1,309
This United Airlines deal was found by Cheapflights users on 7/10. 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 9/89:20 am
KIX
-
IAD
1 stop19h 15m
United Airlines
Fri 10/26:35 am
IAD
-
KIX
1 stop19h 15m
United Airlines
Deal found 7/10$1,357
This United Airlines deal was found by Cheapflights users on 7/9. 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 9/24:55 pm
KIX
-
IAD
1 stop39h 10m
United Airlines
Sat 9/56:42 am
IAD
-
KIX
1 stop19h 08m
United Airlines
Deal found 7/9$1,360
This United Airlines deal was found by Cheapflights users on 7/13. 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 9/284:55 pm
KIX
-
IAD
1 stop27h 36m
United Airlines
Fri 10/26:37 pm
IAD
-
KIX
1 stop31h 13m
United Airlines
Deal found 7/13$1,361

Find flight deals from Kansai Intl to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Kansai Intl (KIX) 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 July 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,247
(Air Canada)

One-way from

$483
(Kiwi.com)
Provider with most accurate pricing for Osaka Kansai Intl-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Osaka Kansai Intl-Washington, D.C. Dulles Intl flights.
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From Osaka Kansai Intl to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Osaka Kansai Intl to Washington, D.C. Dulles Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansai Intl 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 July 14, 2026.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 9/28

6:00 pm-9:14 pm

2 stops40h 14m

Washington, D.C. Dulles Intl

Fri 10/2

3:45 pm-4:25 pm

2 stops59h 40m

$1,247
Quickest round-trip

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Tue 9/8

9:20 am-3:35 pm

1 stop19h 15m

Washington, D.C. Dulles Intl

Fri 10/2

6:35 am-2:50 pm

1 stop19h 15m

$1,357

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 9/2

4:55 pm-7:05 pm

1 stop39h 10m

Washington, D.C. Dulles Intl

Sat 9/5

6:42 am-2:50 pm

1 stop19h 08m

$1,360

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 9/28

4:55 pm-7:31 am

1 stop27h 36m

Washington, D.C. Dulles Intl

Fri 10/2

6:37 pm-2:50 pm

1 stop31h 13m

$1,361

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 11/15

6:35 pm-1:17 am

1 stop20h 42m

Washington, D.C. Dulles Intl

Mon 12/14

6:30 am-4:45 pm

1 stop20h 15m

$1,365

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 9/2

9:20 am-8:24 pm

2 stops24h 04m

Washington, D.C. Dulles Intl

Sat 9/5

8:15 am-4:25 pm

2 stops43h 10m

$1,421
Cheapest one-way

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 11/15

11:45 am-5:40 pm

3 stops43h 55m

$607

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 9/18

1:10 pm-6:14 pm

3 stops42h 04m

$638

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 8/26

9:00 pm-10:50 am

2 stops50h 50m

$672
Quickest one-way

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 12/13

3:40 pm-8:35 pm

1 stop18h 55m

$674

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Osaka Kansai Intl Airport-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 Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Osaka Kansai Intl Airport-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 Osaka Kansai Intl Airport-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 Osaka Kansai Intl Airport-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 Kansai Intl to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Kansai Intl 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.

Related info for your journey

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

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

    Departing from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport will take you 19h 15m. The distance between Osaka Kansai Intl Airport and Washington, D.C. Dulles Intl Airport is about 6948 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansai Intl 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.

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
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Manassas
Fredericksburg
Falls Church
Hanover
Laurel
Sterling
Clinton
Hunt Valley
Cordova

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Alternative routes for Kansai Intl to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Osaka Itami to Dulles Intl flights

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