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Washington, D.C.

$531+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — WAS
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
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 enero 29, 2026.

This Trip.com deal was found by Cheapflights users on 1/27. 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.
sáb. 5/301:10 pm
KIX
-
IAD
2 stops31h 24m
Multiple Airlines
lun. 6/85:33 pm
IAD
-
KIX
2 stops27h 37m
Multiple Airlines
Deal found 1/27$1,166
This Expedia deal was found by Cheapflights users on 1/27. 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.
jue. 8/207:05 pm
KIX
-
DCA
2 stops35h 54m
Multiple Airlines
lun. 8/315:04 pm
DCA
-
KIX
2 stops29h 56m
Multiple Airlines
Deal found 1/27$1,171
This Trip.com deal was found by Cheapflights users on 1/27. 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.
vie. 5/2911:10 am
KIX
-
IAD
2 stops33h 24m
Multiple Airlines
lun. 6/85:33 pm
IAD
-
KIX
2 stops27h 37m
Multiple Airlines
Deal found 1/27$1,197
This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/21:35 pm
KIX
-
DCA
2 stops21h 53m
Multiple Airlines
vie. 5/84:20 pm
DCA
-
KIX
2 stops59h 05m
Multiple Airlines
Deal found 1/27$1,200
This Gotogate deal was found by Cheapflights users on 1/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/141:05 pm
KIX
-
DCA
2 stops22h 30m
Multiple Airlines
sáb. 3/2111:05 am
DCA
-
KIX
2 stops41h 35m
Multiple Airlines
Deal found 1/28$1,219
This KAYAK deal was found by Cheapflights users on 1/27. 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.
mié. 8/191:10 pm
KIX
-
IAD
2 stops31h 18m
Multiple Airlines
lun. 8/316:30 am
IAD
-
KIX
2 stops40h 40m
Multiple Airlines
Deal found 1/27$1,228
This Gurufare deal was found by Cheapflights users on 1/27. 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.
vie. 8/2111:10 am
KIX
-
IAD
2 stops33h 18m
Multiple Airlines
lun. 8/316:30 am
IAD
-
KIX
2 stops38h 40m
Multiple Airlines
Deal found 1/27$1,230
This BusinessClass deal was found by Cheapflights users on 1/27. 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.
vie. 8/2111:10 am
KIX
-
IAD
2 stops33h 18m
Multiple Airlines
mar. 9/16:30 am
IAD
-
KIX
2 stops38h 40m
Multiple Airlines
Deal found 1/27$1,256
This KAYAK deal was found by Cheapflights users on 1/27. 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.
vie. 8/71:25 pm
KIX
-
IAD
2 stops31h 07m
STARLUX Airlines
vie. 8/217:18 pm
IAD
-
KIX
2 stops29h 42m
STARLUX Airlines
Deal found 1/27$1,266
This Flightnetwork deal was found by Cheapflights users on 1/27. 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.
jue. 4/91:10 pm
KIX
-
IAD
3 stops35h 13m
Multiple Airlines
mar. 4/218:20 am
IAD
-
KIX
2 stops24h 40m
Multiple Airlines
Deal found 1/27$1,278
This Air Canada deal was found by Cheapflights users on 1/27. 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.
jue. 8/206:00 pm
KIX
-
IAD
2 stops40h 18m
Air Canada
lun. 8/314:25 pm
IAD
-
KIX
1 stop35h 00m
Air Canada
Deal found 1/27$1,294
This Trip.com deal was found by Cheapflights users on 1/26. 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.
vie. 3/139:00 am
KIX
-
IAD
1 stop23h 30m
Air China
vie. 3/2011:00 pm
IAD
-
KIX
1 stop32h 10m
Air China
Deal found 1/26$1,310

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 enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,166
(Trip.com)

One-way from

$531
(Mytrip)
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 enero 29, 2026.
Use the filters below to find and compare flights from Osaka to Washington, D.C. that are best for you.

Fly from

Osaka

Fly to

Washington, D.C.

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

sáb. 5/30

1:10 pm-7:34 am

2 stops31h 24m

Washington, D.C. Dulles Intl

lun. 6/8

5:33 pm-10:10 am

2 stops27h 37m

$1,166

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

vie. 5/29

11:10 am-7:34 am

2 stops33h 24m

Washington, D.C. Dulles Intl

lun. 6/8

5:33 pm-10:10 am

2 stops27h 37m

$1,197

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

sáb. 5/2

1:35 pm-10:28 pm

2 stops21h 53m

Washington, D.C. Reagan-National

vie. 5/8

4:20 pm-4:25 pm

2 stops59h 05m

$1,200

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

sáb. 3/14

1:05 pm-10:35 pm

2 stops22h 30m

Washington, D.C. Reagan-National

sáb. 3/21

11:05 am-5:40 pm

2 stops41h 35m

$1,219

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

jue. 4/9

1:10 pm-11:23 am

3 stops35h 13m

Washington, D.C. Dulles Intl

mar. 4/21

1:15 pm-8:55 pm

1 stop18h 40m

$1,293

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

vie. 3/13

9:00 am-7:30 pm

1 stop23h 30m

Washington, D.C. Dulles Intl

vie. 3/20

11:00 pm-8:10 pm

1 stop32h 10m

$1,310

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

sáb. 3/14

12:55 pm-5:46 pm

2 stops41h 51m

Baltimore/Washington

sáb. 3/21

7:04 pm-4:55 pm

2 stops32h 51m

$1,346

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

vie. 3/6

12:20 pm-5:40 am

2 stops31h 20m

Washington, D.C. Dulles Intl

vie. 3/13

6:27 pm-11:10 am

2 stops27h 43m

$1,400

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

sáb. 5/2

7:45 am-11:02 am

3 stops40h 17m

Baltimore/Washington

vie. 5/8

5:45 am-9:00 pm

2 stops26h 15m

$1,404

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

vie. 3/6

3:45 pm-10:35 pm

2 stops20h 50m

Washington, D.C. Reagan-National

vie. 3/13

9:40 am-7:25 pm

2 stops20h 45m

$1,478

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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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 enero 29, 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
9,215 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

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
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

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 $1,892, Air China can have you in Washington, D.C. from Osaka in 15h 10m. The distance from Osaka to Washington, D.C. is about 6921 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 - Washington, D.C. Dulles Intl, Osaka Kansai Intl - Washington, D.C. Reagan-National and Osaka Kansai Intl - Baltimore/Washington.

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

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.
Kansai Intl to Dulles Intl flights
Kansai Intl to Reagan-National flights
Osaka Itami to Dulles Intl flights

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