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Washington, D.C.

$489+ Cheap flights from Osaka (OSA) to Washington, D.C. (WAS)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — WAS
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
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Cheap flight deals from Osaka to Washington, D.C.

Cheapest flights from Osaka to Washington, D.C.
Explore the most affordable flight options available from Osaka to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.

This EVA Air deal was found by Cheapflights users on 5/5. 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.
Wed 9/911:10 am
KIX
-
IAD
1 stop23h 50m
EVA Air
Sat 9/121:15 am
IAD
-
KIX
1 stop21h 55m
EVA Air
Deal found 5/5$1,469
This Flightnetwork deal was found by Cheapflights users on 5/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2612:15 am
KIX
-
IAD
3 stops35h 15m
Multiple Airlines
Fri 7/31:50 am
IAD
-
KIX
3 stops31h 50m
Multiple Airlines
Deal found 5/6$1,484
This Expedia deal was found by Cheapflights users on 5/5. 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.
Fri 6/199:05 am
KIX
-
IAD
1 stop23h 25m
Air China
Fri 6/2611:00 pm
IAD
-
KIX
1 stop32h 30m
Air China
Deal found 5/5$1,535
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:25 pm
KIX
-
IAD
2 stops29h 15m
STARLUX Airlines
Fri 9/45:44 pm
IAD
-
KIX
2 stops29h 31m
STARLUX Airlines
Deal found 5/7$1,562
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:00 pm
KIX
-
BWI
2 stops28h 41m
Multiple Airlines
Tue 8/46:07 pm
BWI
-
KIX
2 stops29h 43m
Multiple Airlines
Deal found 5/7$1,563
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:20 pm
KIX
-
BWI
2 stops28h 10m
Multiple Airlines
Fri 9/47:50 am
BWI
-
KIX
2 stops49h 10m
Multiple Airlines
Deal found 5/7$1,572
This oojo deal was found by Cheapflights users on 5/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:25 pm
KIX
-
IAD
2 stops31h 09m
STARLUX Airlines
Tue 6/26:00 am
IAD
-
KIX
2 stops41h 15m
STARLUX Airlines
Deal found 5/9$1,581
This oojo deal was found by Cheapflights users on 5/8. 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.
Fri 12/2510:55 am
KIX
-
IAD
1 stop24h 00m
EVA Air
Fri 1/111:55 pm
IAD
-
KIX
1 stop22h 00m
EVA Air
Deal found 5/8$1,588
This Trip.com deal was found by Cheapflights users on 5/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/239:05 am
KIX
-
IAD
1 stop23h 25m
Air China
Tue 6/3011:00 pm
IAD
-
KIX
1 stop24h 40m
Air China
Deal found 5/9$1,590
This lol.travel deal was found by Cheapflights users on 5/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:55 pm
KIX
-
IAD
1 stop33h 45m
Qatar Airways
Tue 6/309:00 pm
IAD
-
KIX
1 stop31h 25m
Qatar Airways
Deal found 5/9$1,601
This oojo deal was found by Cheapflights users on 5/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:25 pm
KIX
-
IAD
2 stops31h 09m
STARLUX Airlines
Sat 6/66:00 am
IAD
-
KIX
2 stops41h 15m
STARLUX Airlines
Deal found 5/9$1,605
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:05 pm
KIX
-
IAD
2 stops24h 34m
Multiple Airlines
Mon 8/36:14 pm
IAD
-
KIX
2 stops28h 46m
Multiple Airlines
Deal found 5/7$1,612

Find flight deals from Osaka to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Osaka (OSA) to Washington, D.C. (WAS). 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 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,469
(EVA Air)

One-way from

$489
(Kiwi.com)
Provider with most accurate pricing for Osaka (OSA)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Osaka (OSA)-Washington, D.C. (WAS) flights.
Search Deals
From Osaka (OSA) to Washington, D.C. (WAS)
Search Deals
One-way flight from Osaka (OSA) to Washington, D.C. (WAS)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Osaka to Washington, D.C. 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 10, 2026.
Use the filters below to find and compare flights from Osaka to Washington, D.C. 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

Wed 9/9

11:10 am-10:00 pm

1 stop23h 50m

Washington, D.C. Dulles Intl

Sat 9/12

1:15 am-12:10 pm

1 stop21h 55m

$1,469

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 6/19

9:05 am-7:30 pm

1 stop23h 25m

Washington, D.C. Dulles Intl

Fri 6/26

11:00 pm-8:30 pm

1 stop32h 30m

$1,535

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 8/26

11:10 am-10:30 pm

1 stop24h 20m

Washington, D.C. Dulles Intl

Fri 8/28

1:50 am-12:10 pm

1 stop21h 20m

$1,667

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Sat 8/15

7:05 pm-6:27 am

2 stops24h 22m

Baltimore/Washington

Sat 8/22

6:16 pm-12:50 pm

2 stops29h 34m

$1,690

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 6/19

7:45 am-7:44 am

3 stops36h 59m

Washington, D.C. Dulles Intl

Fri 6/26

1:20 pm-10:05 am

1 stop31h 45m

$1,835

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Wed 9/9

12:35 pm-11:44 pm

2 stops24h 09m

Baltimore/Washington

Sun 9/13

6:00 am-10:40 pm

2 stops27h 40m

$1,863

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Sat 8/15

6:00 pm-10:18 am

2 stops29h 18m

Washington, D.C. Reagan-National

Sat 8/22

6:55 pm-4:25 pm

2 stops32h 30m

$1,903

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Sun 6/14

2:00 pm-5:41 am

2 stops28h 41m

Baltimore/Washington

Thu 6/25

6:07 pm-12:00 pm

2 stops28h 53m

$1,913

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/14

1:25 pm-11:59 pm

2 stops47h 34m

Washington, D.C. Dulles Intl

Wed 6/24

6:03 am-2:00 pm

2 stops42h 57m

$1,920

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/14

11:45 pm-8:40 am

1 stop45h 55m

Washington, D.C. Dulles Intl

Thu 6/25

10:55 am-5:15 pm

1 stop41h 20m

$1,928

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 60 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Osaka-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Osaka-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Osaka-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Osaka-Washington, D.C. 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-Washington, D.C. 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 Osaka to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Osaka 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 Osaka to Washington, D.C.
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Osaka to Washington, D.C.. 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 to Washington, D.C.?

    For as low as $1,535, EVA Air can have you in Washington, D.C. from Osaka in 23h 25m. The distance from Osaka to Washington, D.C. is about 6948 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Osaka to Washington, D.C.?

    The most popular flight routes from Osaka to Washington, D.C. are Osaka Kansai Intl - Baltimore/Washington, Osaka Itami - Washington, D.C. Dulles Intl and Osaka Kansai Intl - Washington, D.C. Dulles Intl.

  • Can I find deals for flights from Osaka to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Osaka to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Osaka to Washington, D.C.?

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

  • Can I find deals for business class flights from Osaka to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Osaka to Washington, D.C. 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.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Tysons
Owings Mills
Arlington
Springfield
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Silver Spring
Hanover
Laurel
Woodbridge
Waldorf
Largo
Clinton
Hunt Valley
Cordova
Reston

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Osaka to Washington, D.C.

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

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