Dulles Intl

$435+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — IAD
Mar 23 — Mar 301
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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 February 21, 2026.

This EVA Air deal was found by Cheapflights users on 2/20. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/286:30 pm
KIX
-
IAD
1 stop41h 00m
EVA Air
Mon 7/201:50 am
IAD
-
KIX
1 stop26h 25m
EVA Air
Deal found 2/20$1,010
This EVA Air deal was found by Cheapflights users on 2/17. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/286:30 pm
KIX
-
IAD
1 stop41h 00m
EVA Air
Mon 7/131:50 am
IAD
-
KIX
1 stop21h 20m
EVA Air
Deal found 2/17$1,019
This oojo deal was found by Cheapflights users on 2/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:10 am
KIX
-
IAD
1 stop23h 50m
EVA Air
Mon 10/267:18 pm
IAD
-
KIX
2 stops27h 37m
EVA Air
Deal found 2/17$1,025
This Gurufare deal was found by Cheapflights users on 2/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:10 am
KIX
-
IAD
1 stop23h 50m
Multiple Airlines
Fri 11/67:18 pm
IAD
-
KIX
2 stops24h 37m
Multiple Airlines
Deal found 2/20$1,029
This Gurufare deal was found by Cheapflights users on 2/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:30 pm
KIX
-
IAD
1 stop40h 30m
EVA Air
Mon 10/191:15 am
IAD
-
KIX
1 stop19h 55m
EVA Air
Deal found 2/20$1,062
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:10 pm
KIX
-
IAD
1 stop21h 50m
Multiple Airlines
Wed 10/211:20 pm
IAD
-
KIX
2 stops39h 35m
Multiple Airlines
Deal found 2/20$1,082
This Air China deal was found by Cheapflights users on 2/20. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:05 am
KIX
-
IAD
1 stop23h 25m
Air China
Tue 10/2711:00 pm
IAD
-
KIX
1 stop28h 00m
Air China
Deal found 2/20$1,084
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:10 pm
KIX
-
IAD
2 stops31h 18m
Multiple Airlines
Wed 10/211:20 pm
IAD
-
KIX
1 stop34h 35m
Multiple Airlines
Deal found 2/20$1,091
This BusinessClass deal was found by Cheapflights users on 2/17. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:10 am
KIX
-
IAD
1 stop23h 50m
EVA Air
Sat 10/241:15 am
IAD
-
KIX
1 stop26h 40m
EVA Air
Deal found 2/17$1,092
This EVA Air deal was found by Cheapflights users on 2/20. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:30 pm
KIX
-
IAD
1 stop40h 30m
EVA Air
Sat 10/171:15 am
IAD
-
KIX
1 stop27h 00m
EVA Air
Deal found 2/20$1,097

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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,010
(EVA Air)

One-way from

$435
(Kiwi.com)
Provider with most accurate pricing for Osaka (OSA)-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Osaka (OSA)-Washington, D.C. (WAS) flights.
From Osaka Kansai Intl to Washington, D.C. Dulles Intl
One-way flight from Osaka Kansai Intl to Washington, D.C. Dulles Intl

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 February 21, 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

Kansai Intl

Fly to

Dulles Intl

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/28

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Mon 7/20

1:50 am-5:15 pm

1 stop26h 25m

$1,010

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 6/29

11:10 am-10:30 pm

1 stop24h 20m

Washington, D.C. Dulles Intl

Mon 7/13

1:50 am-12:10 pm

1 stop21h 20m

$1,019

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/28

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Fri 7/17

1:50 am-12:10 pm

1 stop21h 20m

$1,019

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/28

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Wed 7/15

1:50 am-12:10 pm

1 stop21h 20m

$1,108

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 7/1

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Fri 7/17

1:50 am-12:10 pm

1 stop21h 20m

$1,208

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 7/2

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Fri 7/17

1:50 am-12:10 pm

1 stop21h 20m

$1,208

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 7/3

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Mon 7/13

1:50 am-12:10 pm

1 stop21h 20m

$1,209

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 7/3

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Wed 7/15

1:50 am-12:10 pm

1 stop21h 20m

$1,209

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 7/3

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Sat 7/11

1:50 am-12:10 pm

1 stop21h 20m

$1,209

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Tue 6/30

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Fri 7/17

1:50 am-12:10 pm

1 stop21h 20m

$1,209

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 21 results
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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 41h. The distance between Osaka Kansai Intl Airport and Washington, D.C. Dulles Intl Airport is about 6948 mi.

  • 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Manassas
Bowie
Largo
McLean
Clinton
Towson

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