Which layover airport has the shortest travel time from Washington, D.C. to Osaka?

Flights connecting via Tokyo (HND) have the shortest average one-way travel time: 16h 55m.

What is the cheapest airline that flies from Washington, D.C. to Osaka?

Japan Airlines, ANA, and United Airlines are the most popular carriers operating from Washington, D.C. to Osaka

Which layover airport offers the lowest fares from Washington, D.C. to Osaka?

Flights via Incheon (ICN) offer the lowest average round-trip price of $587.

Which layover airport has the shortest connection time from Washington, D.C. to Osaka?

San Francisco (SFO) has the shortest average layover time for this route: 1h 35m.

Which airport is the most popular layover for flights between Washington, D.C. and Osaka?

San Francisco (SFO) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to Osaka?

Average flight duration from Washington, D.C. to Osaka depends on which airport you fly into and out of. Flying from Baltimore to Osaka Kansai Intl Airport is 19h 21m on average, while flying from Washington, D.C. to Osaka Kansai Intl Airport is 19h 30m on average. Osaka Kansai Intl Airport is the most popular airport in Osaka.

When did momondo last update prices for flights from Washington, D.C. to Osaka?

Prices for flights from Washington, D.C. to Osaka were last updated today.

How many operators does momondo search for flights from Washington, D.C. to Osaka?

There are 2 operators available for flights from Washington, D.C. to Osaka as of February 2026.

How old do you have to be to fly from Washington, D.C. to Osaka?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Osaka.

What documentation or ID do you need to fly to Osaka?

The travel and health documents required for your trip to Osaka can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Osaka. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$444 Cheap Flights from Washington, D.C. to Osaka in 2026

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Find the cheapest flights from Washington, D.C. to Osaka

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One-way

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Cheap round-trip flights

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4:10 pm - 4:25 pm

DCA

KIX

35h 15m

2 stops

6:00 pm - 10:19 am

KIX

DCA

29h 19m

2 stops

$859Air Canada

Sun, Apr 19 - Tue, May 5

6:59 am - 4:25 pm

DCA

KIX

20h 26m

2 stops

6:00 pm - 10:19 am

KIX

DCA

29h 19m

2 stops

$863Air Canada

Mon, Apr 13 - Tue, May 5

10:07 pm - 4:25 pm

IAD

KIX

29h 18m

2 stops

6:00 pm - 7:50 am

KIX

IAD

26h 50m

2 stops

$865Asiana Airlines

Sun, Apr 19 - Tue, May 5

6:59 am - 4:25 pm

DCA

KIX

20h 26m

2 stops

6:00 pm - 12:01 pm

KIX

DCA

31h 01m

2 stops

$924ANA

Mon, Apr 20 - Mon, May 4

12:55 pm - 4:25 pm

DCA

KIX

38h 30m

2 stops

6:00 pm - 12:01 pm

KIX

DCA

31h 01m

2 stops

$983ANA

Sun, Apr 19 - Tue, Apr 28

6:58 am - 8:30 pm

DCA

ITM

24h 32m

2 stops

9:25 am - 3:45 pm

ITM

DCA

19h 20m

2 stops

$1,024Japan Airlines

Mon, Apr 13 - Tue, May 5

11:57 am - 7:50 pm

DCA

ITM

42h 53m

2 stops

6:25 pm - 3:45 pm

ITM

DCA

34h 20m

2 stops

$1,031Japan Airlines

Mon, Apr 6 - Tue, May 5

7:00 am - 5:05 pm

DCA

ITM

21h 05m

2 stops

12:55 pm - 9:31 pm

ITM

DCA

21h 36m

2 stops

$1,076United Airlines

Sun, Apr 19 - Thu, Apr 30

6:05 am - 2:50 pm

BWI

KIX

19h 45m

1 stop

4:55 pm - 6:00 am

KIX

BWI

26h 05m

1 stop

$1,166United Airlines

Mon, Apr 13 - Wed, Apr 29

11:41 am - 8:30 pm

BWI

ITM

19h 49m

2 stops

7:25 am - 3:00 pm

ITM

BWI

20h 35m

2 stops

$1,243American Airlines

Wed, Apr 22 - Wed, Apr 29

EVA Air flights from Washington, D.C. to Osaka

Our best EVA Air deals on Washington, D.C. to Osaka flight tickets

EVA Air

Apr 22

BWI7:16 pmBaltimore/Washington

32h 59m

2 stops

KIX5:15 pmOsaka Kansai Intl

Apr 29

KIX11:10 amOsaka Kansai Intl

31h 34m

2 stops

BWI5:44 amBaltimore/Washington

$1,206

EVA Air

Apr 13

BWI7:11 pmBaltimore/Washington

25h 59m

2 stops

KIX10:10 amOsaka Kansai Intl

Apr 29

KIX11:10 amOsaka Kansai Intl

31h 34m

2 stops

BWI5:44 amBaltimore/Washington

$1,235

EVA Air

Feb 24

IAD7:05 amWashington, D.C. Dulles Intl

38h 50m

2 stops

KIX11:55 amOsaka Kansai Intl

May 22

KIX1:10 pmOsaka Kansai Intl

40h 28m

2 stops

IAD4:38 pmWashington, D.C. Dulles Intl

$1,269

STARLUX Airlines flights from Washington, D.C. to Osaka

Our best STARLUX Airlines deals on Washington, D.C. to Osaka flight tickets

STARLUX Airlines

Apr 22

IAD7:20 pmWashington, D.C. Dulles Intl

27h 55m

2 stops

KIX12:15 pmOsaka Kansai Intl

Apr 29

KIX3:10 pmOsaka Kansai Intl

27h 40m

2 stops

IAD5:50 amWashington, D.C. Dulles Intl

$988

STARLUX Airlines

Apr 16

IAD7:11 pmWashington, D.C. Dulles Intl

26h 19m

2 stops

UKB10:30 amKobe

Apr 30

UKB11:40 amKobe

31h 10m

2 stops

IAD5:50 amWashington, D.C. Dulles Intl

$1,014

STARLUX Airlines

Apr 22

IAD7:20 pmWashington, D.C. Dulles Intl

29h 40m

2 stops

KIX2:00 pmOsaka Kansai Intl

Apr 29

KIX3:10 pmOsaka Kansai Intl

27h 40m

2 stops

IAD5:50 amWashington, D.C. Dulles Intl

$1,020

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 4/19

4:10 pm-4:25 pm

2 stops35h 15m

Osaka Kansai Intl

Tue 5/5

6:00 pm-10:19 am

2 stops29h 19m

$859

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 4/13

6:59 am-4:25 pm

2 stops20h 26m

Osaka Kansai Intl

Tue 5/5

6:00 pm-10:19 am

2 stops29h 19m

$863

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 4/19

10:07 pm-4:25 pm

2 stops29h 18m

Osaka Kansai Intl

Tue 5/5

6:00 pm-7:50 am

2 stops26h 50m

$865

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 4/20

6:59 am-4:25 pm

2 stops20h 26m

Osaka Kansai Intl

Mon 5/4

6:00 pm-12:01 pm

2 stops31h 01m

$924

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 4/19

12:55 pm-4:25 pm

2 stops38h 30m

Osaka Kansai Intl

Tue 4/28

6:00 pm-12:01 pm

2 stops31h 01m

$983

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 4/13

6:58 am-8:30 pm

2 stops24h 32m

Osaka Itami

Tue 5/5

9:25 am-3:45 pm

2 stops19h 20m

$1,024

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 4/6

11:57 am-7:50 pm

2 stops42h 53m

Osaka Itami

Tue 5/5

6:25 pm-3:45 pm

2 stops34h 20m

$1,031

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 4/19

7:00 am-5:05 pm

2 stops21h 05m

Osaka Itami

Thu 4/30

12:55 pm-9:31 pm

2 stops21h 36m

$1,076

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 4/13

6:05 am-2:50 pm

1 stop19h 45m

Osaka Kansai Intl

Wed 4/29

4:55 pm-6:00 am

1 stop26h 05m

$1,166

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 4/22

11:41 am-8:30 pm

2 stops19h 49m

Osaka Itami

Wed 4/29

7:25 am-3:00 pm

2 stops20h 35m

$1,243

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Osaka

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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Other information

What is the cheapest month to fly to Osaka?

In general, January is the cheapest month to fly from Washington, D.C. to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,072. If you are unable to visit Osaka during the month of January, then departing from Washington, D.C. during the month October is also very affordable. Most momondo users find prices during this month for around $1,136.

Can stopping save me money on Washington, D.C. to Osaka flights?

You could potentially save up to 16% on your flight if you consider stops on a Washington, D.C. to Osaka flight.

When to book flights from Washington, D.C. to Osaka

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Osaka according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Osaka (WAS to OSA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Osaka

Fastest flight time	17h 55m
Direct flights	None

The fastest flight from Washington, D.C. to Osaka takes 17h 55m

There are no direct flights from Washington, D.C. to Osaka. There are no popular flight routes from Washington, D.C. to Osaka.

Search flight deals

How far is Washington, D.C. to Osaka by plane?
There are 6939.3 mi between Washington, D.C. and Osaka. Flights usually cover this in 17h 55m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Osaka?
Prices for flights from Washington, D.C. to Osaka were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Osaka?
There are 2 operators available for flights from Washington, D.C. to Osaka as of February 2026.
How old do you have to be to fly from Washington, D.C. to Osaka?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Osaka.
What documentation or ID do you need to fly to Osaka?
The travel and health documents required for your trip to Osaka can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Osaka. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. to Osaka?
Based on momondo bookings for flights between Washington, D.C. and Osaka, the leading airline is ANA, making up 54% of the total bookings. Other popular airlines include United Airlines with 25%, Air Canada with 9%, and Japan Airlines with 7%.

Best airlines flying from Washington, D.C. to Osaka

Compare and see reviews for airlines that fly from Washington, D.C. to Osaka with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $157	Free Cancellation	Rating 7.4 9,341 reviews		Search United Airlines flights
ANA	PriceFrom $964	Free Cancellation	Rating 8.4 1,098 reviews		Search ANA flights

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Why should I use momondo to find a flight deal from Washington, D.C. to Osaka?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Osaka from Washington, D.C..

Can I find flights from Washington, D.C. to Osaka with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Osaka flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Osaka?

momondo helps you find the best flight between Washington, D.C. and Osaka by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Osaka right now. Can momondo alert me if prices change?

Price alerts on flights to Osaka from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Washington, D.C. to Osaka from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Osaka departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Washington, D.C. to Osaka

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Can stopping save me money on Washington, D.C. to Osaka flights?

What is the cheapest airline that flies from Washington, D.C. to Osaka?

Which airport is the most popular layover for flights between Washington, D.C. and Osaka?

Which layover airport offers the lowest fares from Washington, D.C. to Osaka?

Which layover airport has the shortest travel time from Washington, D.C. to Osaka?

Which layover airport has the shortest connection time from Washington, D.C. to Osaka?

How long does it take to fly to Osaka?

When to book flights from Washington, D.C. to Osaka

Cheap Washington, D.C. to Osaka (WAS to OSA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Osaka

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Best airlines flying from Washington, D.C. to Osaka

Compare and see reviews for airlines that fly from Washington, D.C. to Osaka with momondo

Traveling to a place near Osaka?

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Osaka?

Can I find flights from Washington, D.C. to Osaka with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Osaka?

I’m not ready to book a flight from Washington, D.C. to Osaka right now. Can momondo alert me if prices change?

An easier way to manage your Osaka trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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Airports listed have a maximum distance of 22.5 mi from Osaka

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List of cabin classes available on flights landing in Osaka. Availability may vary depending on flight origin and airline.

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