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Dulles Intl

$646+ Cheap flights from Osaka Itami (ITM) 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ITM — IAD
Jun 11 — Jun 181
Thu 6/11
Thu 6/18
1 adult, Economy
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Cheap flight deals from Osaka Itami to Dulles Intl

Cheapest flights from Osaka Itami to Dulles Intl
Explore the most affordable flight options available from Osaka Itami to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.

This American Airlines deal was found by Cheapflights users on 5/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:20 am
ITM
-
IAD
2 stops42h 43m
American Airlines
Sun 8/306:00 am
IAD
-
ITM
2 stops48h 10m
American Airlines
Deal found 5/10$1,318
This Cheapflightsfares deal was found by Cheapflights users on 5/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/62:30 pm
ITM
-
IAD
2 stops22h 29m
Multiple Airlines
Tue 7/216:03 am
IAD
-
ITM
2 stops24h 47m
Multiple Airlines
Deal found 5/10$1,895
This United Airlines deal was found by Cheapflights users on 5/11. 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 8/2612:50 pm
ITM
-
IAD
2 stops36h 02m
United Airlines
Sun 8/308:30 am
IAD
-
ITM
2 stops43h 35m
United Airlines
Deal found 5/11$1,962
This United Airlines deal was found by Cheapflights users on 5/10. 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 7/1412:50 pm
ITM
-
IAD
2 stops24h 55m
United Airlines
Tue 7/216:33 am
IAD
-
ITM
2 stops21h 32m
United Airlines
Deal found 5/10$1,968
This United Airlines deal was found by Cheapflights users on 5/7. 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 9/912:50 pm
ITM
-
IAD
2 stops24h 54m
United Airlines
Sun 9/136:35 pm
IAD
-
ITM
2 stops33h 30m
United Airlines
Deal found 5/7$1,970
This Ovago deal was found by Cheapflights users on 5/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:35 pm
ITM
-
IAD
2 stops22h 24m
Multiple Airlines
Sun 9/277:00 am
IAD
-
ITM
2 stops23h 50m
Multiple Airlines
Deal found 5/10$1,983
This Air Canada deal was found by Cheapflights users on 5/11. 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.
Thu 7/212:50 pm
ITM
-
IAD
2 stops21h 36m
Air Canada
Fri 7/179:55 am
IAD
-
ITM
2 stops20h 15m
Air Canada
Deal found 5/11$2,068
This Mytrip deal was found by Cheapflights users on 5/11. 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.
Sat 6/278:05 pm
ITM
-
IAD
2 stops27h 45m
Multiple Airlines
Fri 7/101:50 am
IAD
-
ITM
2 stops28h 15m
Multiple Airlines
Deal found 5/11$2,072
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:00 am
ITM
-
IAD
1 stop17h 50m
ANA
Tue 7/2112:50 pm
IAD
-
ITM
1 stop17h 20m
ANA
Deal found 5/10$2,088
This BusinessClass deal was found by Cheapflights users on 5/10. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:20 pm
ITM
-
IAD
1 stop26h 45m
ANA
Sun 9/2712:15 pm
IAD
-
ITM
1 stop16h 55m
ANA
Deal found 5/10$2,123

Find flight deals from Osaka Itami to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Osaka Itami (ITM) 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 May 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,318
(American Airlines)

One-way from

$646
(Kiwi.com)
Provider with most accurate pricing for Osaka (OSA)-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Osaka (OSA)-Washington, D.C. (WAS) flights.
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From Osaka Itami to Washington, D.C. Dulles Intl
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One-way flight from Osaka Itami to Washington, D.C. Dulles Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Osaka Itami 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 May 12, 2026.
Use the filters below to find and compare flights from Osaka Itami 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.

ITM - IAD

ITMIAD

Osaka Itami

Wed 8/26

12:50 pm-11:52 am

2 stops36h 02m

Washington, D.C. Dulles Intl

Sun 8/30

8:30 am-5:05 pm

2 stops43h 35m

$1,962

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 7/14

12:50 pm-9:22 pm

2 stops21h 32m

Washington, D.C. Dulles Intl

Tue 9/1

6:15 am-5:05 pm

2 stops21h 50m

$1,968

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Wed 9/9

12:50 pm-12:44 am

2 stops24h 54m

Washington, D.C. Dulles Intl

Sun 9/13

6:35 pm-5:05 pm

2 stops33h 30m

$1,970

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sat 9/19

8:20 pm-10:05 am

1 stop26h 45m

Washington, D.C. Dulles Intl

Sun 9/27

12:15 pm-6:10 pm

1 stop16h 55m

$2,123
Quickest round-trip

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Fri 6/26

12:50 pm-9:22 pm

2 stops21h 32m

Washington, D.C. Dulles Intl

Fri 7/3

6:33 am-5:05 pm

2 stops21h 32m

$2,211

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 6/14

2:35 pm-6:20 pm

2 stops40h 45m

Washington, D.C. Dulles Intl

Wed 6/24

9:00 pm-7:45 pm

2 stops33h 45m

$2,215

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Fri 6/26

1:30 pm-10:46 pm

2 stops22h 16m

Washington, D.C. Dulles Intl

Fri 7/3

6:23 am-5:35 pm

2 stops22h 12m

$2,266
Cheapest one-way

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 8/18

8:20 pm-10:16 am

3 stops50h 56m

$646

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Wed 11/4

2:05 pm-5:51 am

3 stops53h 46m

$770

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 6/30

9:00 am-10:46 am

3 stops38h 46m

$793

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
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Best time to book a flight from Osaka Itami to Dulles Intl

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

    Airlines like United Airlines fly from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport in about 36h 02m. The time it takes to get you to your destination can typically vary by up to . There are 6921 mi between Osaka Itami Airport and Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Osaka Itami 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
Tysons
Owings Mills
Springfield
Arlington
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Silver Spring
Hanover
Laurel
Woodbridge
Waldorf
Largo
Clinton
Hunt Valley
Cordova
Reston

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Alternative routes for Osaka Itami to Dulles Intl

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