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Washington, D.C.

$425+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — WAS
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
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 March 22, 2026.

This FlightHub deal was found by Cheapflights users on 3/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:30 pm
KIX
-
IAD
1 stop40h 30m
EVA Air
Fri 10/301:15 am
IAD
-
KIX
1 stop21h 40m
EVA Air
Deal found 3/19$952
This SmartFares deal was found by Cheapflights users on 3/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:10 pm
KIX
-
IAD
1 stop21h 50m
Multiple Airlines
Fri 10/305:38 pm
IAD
-
KIX
2 stops29h 17m
Multiple Airlines
Deal found 3/19$974
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Mon 6/291:10 pm
KIX
-
IAD
1 stop22h 20m
EVA Air
Fri 7/241:50 am
IAD
-
KIX
1 stop21h 20m
EVA Air
Deal found 3/19$975
This FlightHub deal was found by Cheapflights users on 3/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 pm
KIX
-
IAD
2 stops25h 58m
Multiple Airlines
Fri 10/301:15 am
IAD
-
KIX
1 stop21h 40m
Multiple Airlines
Deal found 3/19$977
This EVA Air deal was found by Cheapflights users on 3/19. 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 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
Fri 7/171:50 am
IAD
-
KIX
1 stop26h 25m
EVA Air
Deal found 3/19$990
This SmartFares deal was found by Cheapflights users on 3/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:10 am
KIX
-
BWI
2 stops32h 11m
Multiple Airlines
Fri 11/66:11 pm
BWI
-
KIX
2 stops25h 44m
Multiple Airlines
Deal found 3/19$1,000
This SmartFares deal was found by Cheapflights users on 3/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:10 pm
KIX
-
IAD
1 stop21h 50m
Multiple Airlines
Fri 11/65:38 pm
IAD
-
KIX
2 stops26h 17m
Multiple Airlines
Deal found 3/19$1,003
This FlightHub deal was found by Cheapflights users on 3/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:10 pm
KIX
-
IAD
1 stop21h 50m
EVA Air
Wed 10/281:15 am
IAD
-
KIX
1 stop21h 40m
EVA Air
Deal found 3/19$1,034
This Trip.com deal was found by Cheapflights users on 3/19. 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 Trip.com 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
Fri 10/3011:00 pm
IAD
-
KIX
1 stop32h 10m
Air China
Deal found 3/19$1,070
This EVA Air deal was found by Cheapflights users on 3/19. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:30 pm
KIX
-
IAD
1 stop40h 30m
EVA Air
Mon 10/261:15 am
IAD
-
KIX
1 stop26h 40m
EVA Air
Deal found 3/19$1,074
This oojo deal was found by Cheapflights users on 3/19. 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 oojo 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
EVA Air
Fri 11/611:55 pm
IAD
-
KIX
1 stop27h 00m
EVA Air
Deal found 3/19$1,093
This FlightHub deal was found by Cheapflights users on 3/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:00 pm
KIX
-
BWI
2 stops29h 21m
Multiple Airlines
Thu 11/56:11 pm
BWI
-
KIX
2 stops27h 24m
Multiple Airlines
Deal found 3/19$1,106

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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$975
(Kiwi.com)

One-way from

$448
(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)
Search Deals

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 March 22, 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

Mon 5/4

6:00 pm-11:17 am

2 stops30h 17m

Washington, D.C. Dulles Intl

Mon 5/11

10:14 pm-4:25 pm

2 stops53h 11m

$1,323

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 5/1

10:30 am-5:50 am

2 stops32h 20m

Washington, D.C. Dulles Intl

Fri 5/8

1:20 pm-6:05 pm

1 stop39h 45m

$1,473

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 9/16

9:20 am-8:00 pm

2 stops23h 40m

Washington, D.C. Reagan-National

Sun 9/20

9:40 am-4:25 pm

2 stops41h 45m

$1,500

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 5/4

8:45 pm-5:41 pm

2 stops33h 56m

Washington, D.C. Dulles Intl

Fri 5/8

1:20 pm-10:30 pm

1 stop20h 10m

$1,504

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 8/20

2:30 pm-11:59 pm

2 stops22h 29m

Washington, D.C. Dulles Intl

Thu 9/3

6:30 am-7:35 am

2 stops36h 05m

$1,512

OsakaWashington, D.C.

ITM - DCA

ITMDCA

Osaka Itami

Tue 5/5

8:30 am-4:45 pm

2 stops21h 15m

Washington, D.C. Reagan-National

Tue 5/12

6:58 am-7:50 pm

2 stops23h 52m

$1,525

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-7:43 am

2 stops26h 43m

Washington, D.C. Dulles Intl

Mon 9/14

3:45 pm-4:25 pm

2 stops59h 40m

$1,544

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Thu 9/10

6:00 pm-12:00 pm

2 stops31h 00m

Washington, D.C. Reagan-National

Mon 9/14

4:20 pm-4:25 pm

2 stops59h 05m

$1,544

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 5/1

1:25 pm-5:50 am

2 stops29h 25m

Washington, D.C. Dulles Intl

Wed 5/6

7:20 pm-12:15 pm

2 stops27h 55m

$1,568

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Mon 5/4

6:00 pm-10:19 am

2 stops29h 19m

Washington, D.C. Reagan-National

Mon 5/11

6:59 am-4:25 pm

2 stops20h 26m

$1,572

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

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.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated March 22, 2026.
Read through reviews of airlines operating flights from Osaka to Washington, D.C., such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,455 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,455 reviews
United Airlines
7.4
Good
9,455 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 $1,409, Air Canada can have you in Washington, D.C. from Osaka in 19h 29m. The distance from Osaka to Washington, D.C. is about 6937 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 Kansai Intl - Washington, D.C. Dulles Intl and Osaka Kansai Intl - Washington, D.C. Reagan-National.

  • 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
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

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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.
Kansai Intl to Dulles Intl flights
Osaka Itami to Dulles Intl flights

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