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

Air Canada, ANA, and Cathay Pacific 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: 75% 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 Tokyo (HND) offer the lowest average round-trip price of $1,511.

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 29m.

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 18h 32m on average, while flying from Baltimore to Osaka Kansai Intl Airport is 19h 05m on average. Osaka Kansai Intl Airport is the most popular airport in Osaka.

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 58m.

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 September 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.

$401 Cheap Flights from Washington, D.C. to Osaka in 2025/26

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

Round-trip

One-way

Last minute

Cheap round-trip flights

5:35 am - 9:40 pmBWI-KIX

27h 05m2 stops

7:30 am - 7:19 pmKIX-BWI

25h 49m2 stops

$826Multiple Airlines

Find Deal

sáb., nov. 1 - sáb., nov. 8

8:26 pm - 8:55 pmBWI-KIX

34h 29m2 stops

7:50 am - 7:19 pmKIX-BWI

25h 29m2 stops

$852Multiple Airlines

Find Deal

mié., nov. 5 - jue., nov. 13

6:45 am - 2:50 pmBWI-KIX

19h 05m1 stop

4:50 pm - 9:30 pmKIX-BWI

17h 40m1 stop

$1,048ANA

Find Deal

mié., oct. 1 - vie., oct. 17

5:20 pm - 2:50 pmBWI-KIX

32h 30m2 stops

4:50 pm - 9:30 pmKIX-BWI

17h 40m1 stop

$1,058United Airlines

Find Deal

sáb., sep. 27 - mar., oct. 7

6:45 am - 2:50 pmBWI-KIX

19h 05m1 stop

4:50 pm - 9:55 amKIX-BWI

30h 05m2 stops

$1,059United Airlines

Find Deal

mié., oct. 1 - vie., oct. 17

8:40 pm - 4:25 pmDCA-KIX

30h 45m2 stops

7:25 pm - 9:56 pmKIX-DCA

39h 31m2 stops

$1,073Air Canada

Find Deal

jue., oct. 23 - lun., oct. 27

10:56 am - 7:30 amBWI-ITM

30h 34m2 stops

8:00 am - 5:14 pmITM-BWI

23h 14m2 stops

$1,076ANA

Find Deal

mié., nov. 5 - jue., nov. 13

6:50 am - 7:50 pmDCA-ITM

23h 00m2 stops

8:25 am - 6:54 pmITM-DCA

24h 29m2 stops

$1,077Japan Airlines

Find Deal

mié., nov. 5 - mié., nov. 26

8:40 pm - 4:25 pmDCA-KIX

30h 45m2 stops

7:25 pm - 9:56 pmKIX-DCA

39h 31m2 stops

$1,087Air Canada

Find Deal

jue., oct. 23 - lun., oct. 27

7:29 am - 7:50 pmBWI-ITM

22h 21m2 stops

12:30 pm - 7:07 pmITM-BWI

20h 37m2 stops

$1,122Japan Airlines

Find Deal

mié., nov. 12 - dom., nov. 23

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

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

American Airlines

Nov 5

DCA8:35 amWashington, D.C. Reagan-National

20h 15m

1 stop

KIX6:50 pmOsaka Kansai Intl

Nov 26

KIX5:50 pmOsaka Kansai Intl

16h 54m

1 stop

DCA8:44 pmWashington, D.C. Reagan-National

$1,120

Find similar

American Airlines

Nov 5

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

22h 50m

2 stops

KIX6:50 pmOsaka Kansai Intl

Nov 26

KIX5:50 pmOsaka Kansai Intl

20h 13m

2 stops

DCA12:03 amWashington, D.C. Reagan-National

$1,125

Find similar

American Airlines

Oct 29

DCA8:19 amWashington, D.C. Reagan-National

21h 31m

1 stop

KIX6:50 pmOsaka Kansai Intl

Nov 9

KIX5:50 pmOsaka Kansai Intl

16h 54m

1 stop

DCA8:44 pmWashington, D.C. Reagan-National

$1,170

Find similar

Cathay Pacific flights from Washington, D.C. to Osaka

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

Cathay Pacific

Oct 1

DCA5:30 pmWashington, D.C. Reagan-National

32h 45m

2 stops

KIX3:15 pmOsaka Kansai Intl

Oct 6

KIX7:35 pmOsaka Kansai Intl

42h 24m

2 stops

DCA12:59 amWashington, D.C. Reagan-National

$1,155

Find similar

Cathay Pacific

Oct 1

DCA5:30 pmWashington, D.C. Reagan-National

30h 30m

2 stops

KIX1:00 pmOsaka Kansai Intl

Oct 6

KIX4:20 pmOsaka Kansai Intl

45h 39m

3 stops

DCA12:59 amWashington, D.C. Reagan-National

$1,171

Find similar

Cathay Pacific

Nov 4

IAD5:27 pmWashington, D.C. Dulles Intl

34h 23m

2 stops

KIX5:50 pmOsaka Kansai Intl

Nov 12

KIX7:05 pmOsaka Kansai Intl

41h 27m

2 stops

IAD10:32 pmWashington, D.C. Dulles Intl

$1,185

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

sáb. 11/1

5:35 am-9:40 pm

2 stops27h 05m

Osaka Kansai Intl

sáb. 11/8

7:30 am-7:19 pm

2 stops25h 49m

$826

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

mié. 11/5

8:26 pm-8:55 pm

2 stops34h 29m

Osaka Kansai Intl

jue. 11/13

7:50 am-7:19 pm

2 stops25h 29m

$852

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

mié. 10/1

6:45 am-2:50 pm

1 stop19h 05m

Osaka Kansai Intl

vie. 10/17

4:50 pm-9:30 pm

1 stop17h 40m

$1,048

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

sáb. 9/27

5:20 pm-2:50 pm

2 stops32h 30m

Osaka Kansai Intl

mar. 10/7

4:50 pm-9:30 pm

1 stop17h 40m

$1,058

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

mié. 10/1

6:45 am-2:50 pm

1 stop19h 05m

Osaka Kansai Intl

vie. 10/17

4:50 pm-9:55 am

2 stops30h 05m

$1,059

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

jue. 10/23

8:40 pm-4:25 pm

2 stops30h 45m

Osaka Kansai Intl

lun. 10/27

7:25 pm-9:56 pm

2 stops39h 31m

$1,073

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

mié. 11/5

10:56 am-7:30 am

2 stops30h 34m

Osaka Itami

jue. 11/13

8:00 am-5:14 pm

2 stops23h 14m

$1,076

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

mié. 11/5

6:50 am-7:50 pm

2 stops23h 00m

Osaka Itami

mié. 11/26

8:25 am-6:54 pm

2 stops24h 29m

$1,077

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

jue. 10/23

8:40 pm-4:25 pm

2 stops30h 45m

Osaka Kansai Intl

lun. 10/27

7:25 pm-9:56 pm

2 stops39h 31m

$1,087

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

mié. 11/12

7:29 am-7:50 pm

2 stops22h 21m

Osaka Itami

dom. 11/23

12:30 pm-7:07 pm

2 stops20h 37m

$1,122

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 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 $1,178. If you are unable to visit Osaka during the month of January, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $1,182.

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 5% 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 45m, 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 September 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 29%, Air Canada with 11%, and Japan Airlines with 9%.

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 $562	Free Cancellation	Rating 7.4 8,926 reviews		Search United Airlines flights
ANA	PriceFrom $1,134	Free Cancellation	Rating 8.4 964 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 $401

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 11/1. 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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Big names and deals

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Filter for what you want

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

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

Cathay Pacific flights from Washington, D.C. to Osaka

Our best Cathay Pacific 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 5% 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?

Air Canada, ANA, and Cathay Pacific 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: 75% 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 Tokyo (HND) offer the lowest average round-trip price of $1,511.

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 58m.

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 29m.

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