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

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 Washington, D.C. to Osaka Kansai Intl Airport is 19h on average, while flying from Baltimore to Osaka Kansai Intl Airport is 22h 55m on average. Osaka Kansai Intl Airport is the most popular airport in Osaka.

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

Tokyo (HND) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

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

Tokyo (HND) has the shortest average layover time for this route: 1h 31m.

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 travel time from Washington, D.C. to Osaka?

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

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 December 2025.

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.

$363 Cheap Flights from Washington, D.C. to Osaka in 2025/26

Q: What is the typical price of a round-trip flight between Washington, D.C. and Osaka?

Prices are currently low for flights on this route. Typical prices usually range from $1,347 to $2,386. The lowest price recently found on this route was $835.

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

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:05 am - 7:30 am

BWI

ITM

31h 25m2 stops

1:00 pm - 9:21 pm

ITM

BWI

22h 21m2 stops

$835ANA

Wed, Jan 14 - Wed, Jan 21

10:05 am - 7:30 am

BWI

ITM

31h 25m2 stops

2:05 pm - 9:21 pm

ITM

BWI

21h 16m2 stops

$836ANA

Wed, Jan 21 - Wed, Feb 4

6:30 am - 4:40 pm

BWI

KIX

20h 10m1 stop

8:20 am - 10:25 pm

KIX

BWI

28h 05m2 stops

$841United Airlines

Mon, Jan 5 - Thu, Jan 22

6:04 pm - 4:40 pm

BWI

KIX

32h 36m2 stops

6:35 pm - 11:15 pm

KIX

BWI

18h 40m2 stops

$843United Airlines

Mon, Jan 5 - Thu, Jan 22

6:00 am - 8:45 pm

BWI

KIX

24h 45m2 stops

2:00 pm - 11:44 pm

KIX

BWI

23h 44m2 stops

$852Delta

Tue, Jan 27 - Tue, Feb 3

6:00 am - 8:45 pm

BWI

KIX

24h 45m2 stops

2:00 pm - 12:41 am

KIX

BWI

24h 41m2 stops

$853Delta

Tue, Jan 27 - Tue, Feb 10

8:40 pm - 7:10 pm

DCA

ITM

32h 30m2 stops

2:05 pm - 9:58 pm

ITM

DCA

21h 53m2 stops

$902Air Canada

Sun, Jan 25 - Tue, Feb 3

9:40 am - 8:20 pm

DCA

ITM

20h 40m2 stops

4:00 pm - 10:35 pm

ITM

DCA

20h 35m2 stops

$904Air Canada

Mon, Jan 26 - Wed, Feb 4

8:47 am - 7:55 pm

DCA

ITM

21h 08m2 stops

7:05 am - 12:44 pm

ITM

DCA

19h 39m2 stops

$938Japan Airlines

Wed, Jan 21 - Wed, Feb 4

6:59 am - 7:55 pm

DCA

ITM

22h 56m2 stops

7:05 am - 12:44 pm

ITM

DCA

19h 39m2 stops

$942Japan Airlines

Tue, Jan 27 - Thu, Feb 12

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

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

United Airlines

Jan 5

BWI6:30 amBaltimore/Washington

20h 10m

1 stop

KIX4:40 pmOsaka Kansai Intl

Jan 22

KIX8:20 amOsaka Kansai Intl

28h 05m

2 stops

BWI10:25 pmBaltimore/Washington

$841

Find similar

United Airlines

Jan 5

BWI6:04 pmBaltimore/Washington

32h 36m

2 stops

KIX4:40 pmOsaka Kansai Intl

Jan 22

KIX6:35 pmOsaka Kansai Intl

18h 40m

2 stops

BWI11:15 pmBaltimore/Washington

$843

Find similar

United Airlines

Jan 25

BWI6:34 pmBaltimore/Washington

34h 51m

2 stops

KIX7:25 pmOsaka Kansai Intl

Feb 6

KIX6:35 pmOsaka Kansai Intl

26h 57m

1 stop

BWI7:32 amBaltimore/Washington

$846

Find similar

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

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

Air France

Dec 29

IAD6:05 pmWashington, D.C. Dulles Intl

26h 45m

2 stops

KIX10:50 amOsaka Kansai Intl

Jan 8

KIX1:00 pmOsaka Kansai Intl

41h 35m

2 stops

IAD4:35 pmWashington, D.C. Dulles Intl

$2,433

Find similar

Air France

Dec 22

IAD9:40 pmWashington, D.C. Dulles Intl

23h 10m

1 stop

KIX10:50 amOsaka Kansai Intl

Dec 30

KIX1:00 pmOsaka Kansai Intl

41h 35m

2 stops

IAD4:35 pmWashington, D.C. Dulles Intl

$2,598

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 1/14

10:05 am-7:30 am

2 stops31h 25m

Osaka Itami

Wed 1/21

1:00 pm-9:21 pm

2 stops22h 21m

$835

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 1/21

10:05 am-7:30 am

2 stops31h 25m

Osaka Itami

Wed 2/4

2:05 pm-9:21 pm

2 stops21h 16m

$836

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 1/5

6:30 am-4:40 pm

1 stop20h 10m

Osaka Kansai Intl

Thu 1/22

8:20 am-10:25 pm

2 stops28h 05m

$841

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 1/5

6:04 pm-4:40 pm

2 stops32h 36m

Osaka Kansai Intl

Thu 1/22

6:35 pm-11:15 pm

2 stops18h 40m

$843

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Tue 1/27

6:00 am-8:45 pm

2 stops24h 45m

Osaka Kansai Intl

Tue 2/3

2:00 pm-11:44 pm

2 stops23h 44m

$852

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Tue 1/27

6:00 am-8:45 pm

2 stops24h 45m

Osaka Kansai Intl

Tue 2/10

2:00 pm-12:41 am

2 stops24h 41m

$853

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 1/25

8:40 pm-7:10 pm

2 stops32h 30m

Osaka Itami

Tue 2/3

2:05 pm-9:58 pm

2 stops21h 53m

$902

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 1/26

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Wed 2/4

4:00 pm-10:35 pm

2 stops20h 35m

$904

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Wed 1/21

8:47 am-7:55 pm

2 stops21h 08m

Osaka Itami

Wed 2/4

7:05 am-12:44 pm

2 stops19h 39m

$938

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 1/27

6:59 am-7:55 pm

2 stops22h 56m

Osaka Itami

Thu 2/12

7:05 am-12:44 pm

2 stops19h 39m

$942

Flights are sorted by cheapest round-trip flights first.

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

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Osaka?

What is the cheapest month to fly to Osaka?

In general, September 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 $1,152. If you are unable to visit Osaka during the month of September, then departing from Washington, D.C. during the month October is also very affordable. Most momondo users find prices during this month for around $1,167.

What is the cheapest day to depart on your flight to Osaka?

According to our data, Wednesday is the cheapest day to fly to Osaka from Washington, D.C.. The lowest ticket price found for a Wednesday departure recently was $1,352. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to Osaka for around $1,681.

What is the cheapest time of day to depart on your flight to Osaka?

Our data shows that the cheapest Washington, D.C. to Osaka flights are usually those with departure times in the evening. Our users have found flights to Osaka in the evening for as low as $1,390. Flights to Osaka are more costly in the morning, with an average ticket price of $1,475. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 36% 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 00m
Direct flights	None

The fastest flight from Washington, D.C. to Osaka takes 17h 00m

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 00m, 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 December 2025.
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 47% of the total bookings. Other popular airlines include United Airlines with 31%, Air Canada with 10%, 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 9,092 reviews		Search United Airlines flights
ANA	PriceFrom $1,134	Free Cancellation	Rating 8.4 1,023 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.

An easier way to manage your Osaka trip

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Cheap flights from Washington, D.C. to Osaka from $363

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 1/20. 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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Filter for what you want

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

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

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

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

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See travel insights to Osaka from

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

What is the typical price of a round-trip flight between Washington, D.C. and Osaka?

What is the cheapest month to fly to Osaka?

What is the cheapest day to depart on your flight to Osaka?

What is the cheapest time of day to depart on your flight to Osaka?

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

You could potentially save up to 36% on your flight if you consider stops on a Washington, D.C. to Osaka flight.

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

Tokyo (HND) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

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 travel time from Washington, D.C. to Osaka?

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

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

Tokyo (HND) has the shortest average layover time for this route: 1h 31m.

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

Fastest flight time

Direct flights

How far is Washington, D.C. to Osaka by plane?

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

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

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

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

What is the most popular airline from Washington, D.C. to Osaka?

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.

Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka