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

ANA, United Airlines, and Japan 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 Baltimore to Osaka Kansai Intl Airport is 19h 35m on average, while flying from Washington, D.C. to Osaka Kansai Intl Airport is 19h 40m on average. Osaka Kansai Intl Airport is the most popular airport in 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 airport is the most popular layover for flights between Washington, D.C. and Osaka?

Tokyo (HND) was the most common stop: 77% of momondo users choosing 1-stop flights on this route connected there.

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.

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 November 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.

$412 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 $929 to $1,463. The lowest price recently found on this route was $832.

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

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Enter your travel dates to find the best prices.

6:30 am - 4:40 pmBWI-KIX

20h 10m1 stop

6:35 pm - 11:20 amKIX-BWI

30h 45m2 stops

$832United Airlines

Find Deal

Mon, Jan 5 - Wed, Jan 21

6:15 am - 9:45 pmBWI-UKB

25h 30m2 stops

7:05 am - 2:11 pmUKB-BWI

21h 06m2 stops

$863ANA

Find Deal

Mon, Jan 5 - Wed, Jan 21

6:30 am - 6:55 pmBWI-ITM

22h 25m2 stops

7:30 am - 2:11 pmITM-BWI

20h 41m2 stops

$863ANA

Find Deal

Mon, Jan 5 - Wed, Jan 21

10:05 am - 10:20 pmBWI-KIX

22h 15m2 stops

8:20 am - 9:42 pmKIX-BWI

27h 22m2 stops

$893ANA

Find Deal

Mon, Feb 2 - Fri, Mar 6

6:30 am - 7:25 pmBWI-KIX

22h 55m2 stops

6:35 pm - 7:19 amKIX-BWI

26h 44m1 stop

$903United Airlines

Find Deal

Mon, Feb 2 - Fri, Mar 6

8:40 pm - 7:25 pmDCA-KIX

32h 45m2 stops

3:45 pm - 10:35 pmKIX-DCA

20h 50m2 stops

$1,067Air Canada

Find Deal

Mon, Feb 2 - Fri, Mar 6

9:40 am - 8:20 pmDCA-ITM

20h 40m2 stops

3:00 pm - 10:35 pmITM-DCA

21h 35m2 stops

$1,104Air Canada

Find Deal

Fri, Jan 30 - Fri, Feb 13

6:00 am - 7:55 pmBWI-ITM

23h 55m2 stops

8:30 am - 4:50 pmITM-BWI

22h 20m2 stops

$1,113Japan Airlines

Find Deal

Sun, Feb 1 - Sat, Feb 21

8:47 am - 7:55 pmDCA-ITM

21h 08m2 stops

7:30 am - 12:44 pmITM-DCA

19h 14m2 stops

$1,193Japan Airlines

Find Deal

Mon, Feb 2 - Fri, Mar 6

8:30 am - 7:55 pmDCA-ITM

21h 25m2 stops

3:25 pm - 7:44 pmITM-DCA

18h 19m2 stops

$1,262American Airlines

Find Deal

Mon, Jan 5 - Wed, Jan 21

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

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

Air Canada

Feb 2

DCA8:40 pmWashington, D.C. Reagan-National

32h 45m

2 stops

KIX7:25 pmOsaka Kansai Intl

Mar 6

KIX3:45 pmOsaka Kansai Intl

20h 50m

2 stops

DCA10:35 pmWashington, D.C. Reagan-National

$1,067

Find similar

Air Canada

Jan 30

DCA9:40 amWashington, D.C. Reagan-National

20h 40m

2 stops

ITM8:20 pmOsaka Itami

Feb 13

ITM3:00 pmOsaka Itami

21h 35m

2 stops

DCA10:35 pmWashington, D.C. Reagan-National

$1,104

Find similar

Air Canada

Jan 8

DCA8:40 pmWashington, D.C. Reagan-National

32h 45m

2 stops

KIX7:25 pmOsaka Kansai Intl

Jan 15

KIX3:45 pmOsaka Kansai Intl

20h 50m

2 stops

DCA10:35 pmWashington, D.C. Reagan-National

$1,107

Find similar

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 5

IAD7:01 pmWashington, D.C. Dulles Intl

28h 14m

2 stops

KIX12:15 pmOsaka Kansai Intl

Apr 29

KIX1:25 pmOsaka Kansai Intl

29h 24m

2 stops

IAD5:49 amWashington, D.C. Dulles Intl

$1,182

Find similar

STARLUX Airlines

Mar 18

IAD6:55 pmWashington, D.C. Dulles Intl

27h 15m

2 stops

KIX11:10 amOsaka Kansai Intl

Mar 30

KIX1:25 pmOsaka Kansai Intl

29h 24m

2 stops

IAD5:49 amWashington, D.C. Dulles Intl

$1,207

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 1/5

6:30 am-4:40 pm

1 stop20h 10m

Osaka Kansai Intl

Wed 1/21

6:35 pm-11:20 am

2 stops30h 45m

$832

BaltimoreKobe

BWI - UKB

BWIUKB

Baltimore/Washington

Mon 1/5

6:15 am-9:45 pm

2 stops25h 30m

Kobe

Wed 1/21

7:05 am-2:11 pm

2 stops21h 06m

$863

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Mon 1/5

6:30 am-6:55 pm

2 stops22h 25m

Osaka Itami

Wed 1/21

7:30 am-2:11 pm

2 stops20h 41m

$863

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 2/2

10:05 am-10:20 pm

2 stops22h 15m

Osaka Kansai Intl

Fri 3/6

8:20 am-9:42 pm

2 stops27h 22m

$893

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 2/2

6:30 am-7:25 pm

2 stops22h 55m

Osaka Kansai Intl

Fri 3/6

6:35 pm-7:19 am

1 stop26h 44m

$903

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 2/2

8:40 pm-7:25 pm

2 stops32h 45m

Osaka Kansai Intl

Fri 3/6

3:45 pm-10:35 pm

2 stops20h 50m

$1,067

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Fri 1/30

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Fri 2/13

3:00 pm-10:35 pm

2 stops21h 35m

$1,104

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Sun 2/1

6:00 am-7:55 pm

2 stops23h 55m

Osaka Itami

Sat 2/21

8:30 am-4:50 pm

2 stops22h 20m

$1,113

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 2/2

8:47 am-7:55 pm

2 stops21h 08m

Osaka Itami

Fri 3/6

7:30 am-12:44 pm

2 stops19h 14m

$1,193

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 1/5

8:30 am-7:55 pm

2 stops21h 25m

Osaka Itami

Wed 1/21

3:25 pm-7:44 pm

2 stops18h 19m

$1,262

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 29% 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

Direct flights	None

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

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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 November 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 46% of the total bookings. Other popular airlines include United Airlines with 31%, Air Canada with 10%, and Japan Airlines with 8%.

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 9,015 reviews		Search United Airlines flights
ANA	PriceFrom $1,134	Free Cancellation	Rating 8.4 1,003 reviews		Search ANA flights

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Why use momondo?

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 $412

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 2/9. 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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Air Canada flights from Washington, D.C. to Osaka

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

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

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

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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

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 29% 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?

ANA, United Airlines, and Japan 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: 77% 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

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