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.

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 30m on average, while flying from Baltimore to Osaka Kansai Intl Airport is 19h 35m 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: 77% of momondo users choosing 1-stop flights on this route connected there.

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

Alaska 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?

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.

$289 Cheap Flights from Washington, D.C. to Osaka in 2025/26

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5:26 pm - 6:45 pmIAD-KIX

35h 19m3 stops

8:45 pm - 5:25 pmKIX-IAD

34h 40m2 stops

$964Alaska Airlines

Find Deal

Fri, Jan 30 - Fri, Feb 13

5:26 pm - 6:45 pmIAD-KIX

35h 19m3 stops

8:45 pm - 5:25 pmKIX-IAD

34h 40m2 stops

$975Alaska Airlines

Find Deal

Fri, Jan 30 - Fri, Feb 13

6:35 pm - 4:40 pmBWI-KIX

32h 05m1 stop

6:35 pm - 5:16 pmKIX-BWI

36h 41m1 stop

$993United Airlines

Find Deal

Mon, Dec 1 - Tue, Dec 16

10:05 am - 8:35 amBWI-KIX

32h 30m2 stops

6:45 am - 9:41 pmKIX-BWI

28h 56m2 stops

$1,012ANA

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Thu, Jan 8 - Thu, Jan 15

10:56 am - 9:45 pmBWI-UKB

20h 49m2 stops

9:15 pm - 1:50 pmUKB-BWI

30h 35m2 stops

$1,024ANA

Find Deal

Mon, Dec 1 - Tue, Dec 16

10:05 am - 7:25 pmBWI-KIX

43h 20m2 stops

6:35 pm - 2:11 pmKIX-BWI

33h 36m3 stops

$1,032United Airlines

Find Deal

Thu, Jan 8 - Thu, Jan 15

7:48 am - 7:55 pmBWI-ITM

22h 07m2 stops

8:30 am - 6:59 pmITM-BWI

24h 29m2 stops

$1,043Japan Airlines

Find Deal

Wed, Dec 3 - Sat, Dec 13

9:00 am - 7:10 pmIAD-ITM

20h 10m2 stops

3:00 pm - 8:26 pmITM-IAD

19h 26m2 stops

$1,064Air Canada

Find Deal

Tue, Jan 20 - Tue, Mar 3

7:48 am - 7:55 pmBWI-ITM

22h 07m2 stops

2:40 pm - 10:13 pmITM-BWI

21h 33m2 stops

$1,102Japan Airlines

Find Deal

Wed, Dec 3 - Tue, Dec 9

6:59 am - 7:10 pmDCA-ITM

22h 11m2 stops

3:00 pm - 10:35 pmITM-DCA

21h 35m2 stops

$1,104Air Canada

Find Deal

Fri, Jan 30 - Fri, Feb 13

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

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

United Airlines

Dec 1

BWI6:35 pmBaltimore/Washington

32h 05m

1 stop

KIX4:40 pmOsaka Kansai Intl

Dec 16

KIX6:35 pmOsaka Kansai Intl

36h 41m

1 stop

BWI5:16 pmBaltimore/Washington

$993

Find similar

United Airlines

Jan 8

BWI10:05 amBaltimore/Washington

43h 20m

2 stops

KIX7:25 pmOsaka Kansai Intl

Jan 15

KIX6:35 pmOsaka Kansai Intl

33h 36m

3 stops

BWI2:11 pmBaltimore/Washington

$1,032

Find similar

United Airlines

Jan 8

BWI8:01 amBaltimore/Washington

45h 24m

2 stops

KIX7:25 pmOsaka Kansai Intl

Jan 15

KIX6:35 pmOsaka Kansai Intl

36h 51m

1 stop

BWI5:26 pmBaltimore/Washington

$1,040

Find similar

Delta flights from Washington, D.C. to Osaka

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

Delta

Dec 1

DCA6:00 amWashington, D.C. Reagan-National

24h 45m

2 stops

KIX8:45 pmOsaka Kansai Intl

Dec 16

KIX9:00 amOsaka Kansai Intl

26h 41m

2 stops

DCA9:41 pmWashington, D.C. Reagan-National

$1,227

Find similar

Delta

Nov 20

BWI8:05 amBaltimore/Washington

22h 40m

2 stops

KIX8:45 pmOsaka Kansai Intl

Nov 30

KIX9:00 amOsaka Kansai Intl

28h 49m

2 stops

BWI11:49 pmBaltimore/Washington

$2,377

Find similar

Delta

Nov 20

BWI6:00 amBaltimore/Washington

24h 45m

2 stops

KIX8:45 pmOsaka Kansai Intl

Nov 30

KIX9:00 amOsaka Kansai Intl

28h 49m

2 stops

BWI11:49 pmBaltimore/Washington

$2,597

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Fri 1/30

5:26 pm-6:45 pm

3 stops35h 19m

Osaka Kansai Intl

Fri 2/13

8:45 pm-5:25 pm

2 stops34h 40m

$964

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Fri 1/30

5:26 pm-6:45 pm

3 stops35h 19m

Osaka Kansai Intl

Fri 2/13

8:45 pm-5:25 pm

2 stops34h 40m

$975

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 12/1

6:35 pm-4:40 pm

1 stop32h 05m

Osaka Kansai Intl

Tue 12/16

6:35 pm-5:16 pm

1 stop36h 41m

$993

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Thu 1/8

10:05 am-8:35 am

2 stops32h 30m

Osaka Kansai Intl

Thu 1/15

6:45 am-9:41 pm

2 stops28h 56m

$1,012

BaltimoreKobe

BWI - UKB

BWIUKB

Baltimore/Washington

Mon 12/1

10:56 am-9:45 pm

2 stops20h 49m

Kobe

Tue 12/16

9:15 pm-1:50 pm

2 stops30h 35m

$1,024

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Thu 1/8

10:05 am-7:25 pm

2 stops43h 20m

Osaka Kansai Intl

Thu 1/15

6:35 pm-2:11 pm

3 stops33h 36m

$1,032

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 12/3

7:48 am-7:55 pm

2 stops22h 07m

Osaka Itami

Sat 12/13

8:30 am-6:59 pm

2 stops24h 29m

$1,043

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 1/20

9:00 am-7:10 pm

2 stops20h 10m

Osaka Itami

Tue 3/3

3:00 pm-8:26 pm

2 stops19h 26m

$1,064

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 12/3

7:48 am-7:55 pm

2 stops22h 07m

Osaka Itami

Tue 12/9

2:40 pm-10:13 pm

2 stops21h 33m

$1,102

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Fri 1/30

6:59 am-7:10 pm

2 stops22h 11m

Osaka Itami

Fri 2/13

3:00 pm-10:35 pm

2 stops21h 35m

$1,104

Flights are sorted by cheapest round-trip flights first.

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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

Prices

Airlines

Layovers

Other information

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.

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 16h 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 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 9,003 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 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 $289

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 1/13. 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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United Airlines flights from Washington, D.C. to Osaka

Our best United 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 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?

Alaska 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: 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