Cheap flights from Washington, D.C. (WAS) to Osaka (OSA) from $644

This is the cheapest one-way flight price, found on 5/30. Prices may vary by date and flight preferences.
WAS — OSA
Jun 5 — Jun 121

The best prices from Washington, D.C. to Osaka are usually found in February or January, booked 58 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

How to find the cheapest flight from Washington, D.C. (WAS) to Osaka (OSA)

All the information you need to plan the best WAS to OSA flight in 2023: compare Washington, D.C. to Osaka flight prices with the expected peak season, weather and rainfall in Osaka.

Popular in

March

Cheapest in

February

Round-trip from

$1,187

One-way from

$872
High demand for flights, 24% potential price rise
Best time to find cheap flights, 31% potential price drop
From Washington, D.C. (WAS) to Osaka (OSA)
One-way flight from Washington, D.C. (WAS) to Osaka (OSA)

WAS - OSA

Price

$1,187 - $1,735

OSA

Temperature

42.8 - 84.2 °F

OSA

Rainfall

1.6 - 7.9 inches

Cheap flights from Washington, D.C. to Osaka in May, June 2023

The best prices found for WAS to OSA flights for May, June
Scroll through some of the best deals on flights from Washington, D.C. to Osaka in 2023. For more flight deals, be sure to check back very soon.

Washington, D.C. to Osaka 2023 flight deals

Cheap flights to Osaka from Washington, D.C. found for this year
Scroll through some of the best deals on flights from Washington, D.C. to Osaka in 2023. For more flight deals, be sure to check back very soon.

Cheap Lufthansa flights from Washington, D.C. to Osaka

Consider these cheap Lufthansa flights we've found departing from Washington, D.C. to Osaka. It's recommended that users confirm their flight details before booking.

Cheap United Airlines flights from Washington, D.C. to Osaka

Have a look at some of the cheapest available United Airlines flights departing from Washington, D.C. and landing in Osaka. Check back soon if you're not seeing flights that suit your needs.

Last minute flights from Washington, D.C. to Osaka

Late deals on return flights to Osaka from Washington, D.C., departing today and this week
Book one of these great deals on flights from Washington, D.C. to Osaka. Tip: verify your flight details before completing your reservation.

One-way flights to Osaka from Washington, D.C.

The cheapest one-way flights from Washington, D.C. to Osaka
If you're seeking multiple options on one-way flights from Washington, D.C. to Osaka, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Washington, D.C. to Osaka should utilize the search form at the the top of the page.

Find flights from Washington, D.C. to Osaka within your budget

Use the slider to find flights from Washington, D.C. to Osaka that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$1,132 - $1,917

Route

Depart

Return

Price

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Wed 10/11

2 stops21h 35m

Osaka Kansai Intl

Mon 10/23

2 stops29h 01m

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 10/14

2 stops31h 15m

Osaka Kansai Intl

Wed 11/1

2 stops20h 23m

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Fri 11/17

2 stops47h 15m

Osaka Kansai Intl

Wed 12/6

2 stops62h 05m

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 11/7

2 stops34h 45m

Osaka Kansai Intl

Fri 12/1

2 stops54h 02m

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 11/6

2 stops30h 35m

Osaka Kansai Intl

Tue 11/28

2 stops30h 15m

Washington, D.C. Dulles IntlOsaka Itami

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 11/8

1 stop18h 00m

Osaka Itami

Wed 11/29

1 stop15h 20m

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 9/5

1 stop18h 50m

Osaka Kansai Intl

Fri 9/15

1 stop20h 05m

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 10/7

2 stops23h 30m

Osaka Kansai Intl

Thu 10/26

2 stops19h 25m

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 10/14

1 stop21h 25m

Osaka Kansai Intl

Wed 11/1

2 stops18h 48m

Flights are sorted by cheapest first

Deals found on 5/30

Reviews of Airlines Servicing Osaka

See what other customers who have flown with Lufthansa, United Airlines and Cathay Pacific from Washington, D.C. to Osaka have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.3
Very good
110 reviews

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.8

Food

7.7

Crew

8.6

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

ANA
8.3
Very good
110 reviews
ANA
8.3
Very good
110 reviews

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.8

Food

7.7

Crew

8.6

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

China Airlines
8.2
Very good
99 reviews
ANA
8.3
Very good
110 reviews

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.8

Food

7.7

Crew

8.6

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Korean Air
8.2
Very good
240 reviews
ANA
8.3
Very good
110 reviews

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.8

Food

7.7

Crew

8.6

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Delta
8.0
Very good
2,366 reviews
ANA
8.3
Very good
110 reviews

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.8

Food

7.7

Crew

8.6

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Japan Airlines
7.9
Good
255 reviews
ANA
8.3
Very good
110 reviews

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.8

Food

7.7

Crew

8.6

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Related info for your journey

Useful info, stats and facts about Washington, D.C. to Osaka flights.

Top airline flying from Washington, D.C. to Osaka

The chart below displays the airlines Cheapflights users traveling from Washington, D.C. to Osaka choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
ANACheapest$1,271Average$1,425FlexibilityNo cancel feeOn-time80%COVID-19 safety
Search ANA flights
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