How long is the flight from Washington, D.C. to Osaka?

Airlines like ANA, United Airlines, and Air Canada fly from Washington, D.C. to Osaka in about 22h 11m. The time it takes to get you to your destination can typically vary by up to 9h 55m. The distance between Washington, D.C. and Osaka is about 6937 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Washington, D.C. to Osaka round-trip?

Cheapflights users have booked flights from Washington, D.C. to Osaka round-trip from $1,134. Another airline that can offer you cheap pricing is United Airlines. Users have found that ANA is 16% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Washington, D.C. to Osaka one-way?

The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $625. However, be on the lookout for offers from ANA and Air Canada, as they are both options that can get you from Washington, D.C. to Osaka for a low price.

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

If weather is an important factor for your trip to Osaka, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

What are the most popular routes from Washington, D.C. to Osaka?

When deciding which route to take from Washington, D.C. to Osaka consider Washington, D.C. Dulles Intl - Osaka Kansai Intl, Washington, D.C. Dulles Intl - Osaka Itami or Baltimore/Washington - Osaka Kansai Intl as they are the most popular.

Most accurate provider : When it comes to deals on Washington, D.C.-Osaka flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Osaka flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Osaka flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C.-Osaka flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Washington, D.C. to Osaka that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Osaka?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Osaka.

Can I find deals for business class flights from Washington, D.C. to Osaka?

Yes. Cheapflights offers flight deals from Washington, D.C. to Osaka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$446+ Flights from Washington, D.C. to Osaka

Q: How much does it cost to fly round-trip from Washington, D.C. to Osaka?

Airfare is below average for this route at the moment. Washington, D.C. to Osaka flights typically cost between $929 and $1,461 in January. The cheapest round-trip price found within the last 3 days was $886 on ANA (Jan 13-Jan 31).

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Find cheap flights from Washington, D.C. to Osaka with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. to Osaka are usually found in September or October, booked 68 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Washington, D.C. to Osaka

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$886 (Cheapflightsfares)
One-way from	$446 (Kiwi.com)
Popular in	June
Cheapest in	September
Average price	$1,167

Provider with most accurate pricing for Washington, D.C. (WAS)-Osaka (OSA) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Osaka (OSA) flights.

Search Deals

From Washington, D.C. (WAS) to Osaka (OSA)

Search Deals

One-way flight from Washington, D.C. (WAS) to Osaka (OSA)

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($198 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from Washington, D.C. to Osaka

Cheapest flights from Washington, D.C. to Osaka
Explore the most affordable flight options available from Washington, D.C. to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Tue 12/91:10 pmBWI - KIX

2 stops31h 05mANA

Fri 12/266:35 pmKIX - BWI

1 stop17h 19mANA

Deal found 10/29

$1,014

Tue 12/91:10 pmBWI - ITM

2 stops35h 00mANA

Fri 12/268:00 amITM - BWI

2 stops27h 26mANA

Deal found 10/29

$1,044

Mon 11/246:16 pmBWI - KIX

2 stops32h 24mUnited Airlines

Mon 12/86:35 pmKIX - BWI

1 stop26h 44mUnited Airlines

Deal found 10/30

$1,050

Sat 11/2910:55 amBWI - ITM

2 stops42h 00mANA

Sat 12/67:05 amITM - BWI

2 stops20h 45mANA

Deal found 10/29

$1,073

Sun 12/710:20 amBWI - ITM

2 stops20h 15mMultiple Airlines

Sun 12/1412:00 pmITM - BWI

2 stops23h 08mMultiple Airlines

Deal found 10/28

$1,077

Sun 12/710:20 amBWI - KIX

2 stops22h 00mMultiple Airlines

Sun 12/146:35 pmKIX - BWI

1 stop26h 44mMultiple Airlines

Deal found 10/28

$1,078

Thu 11/271:20 pmIAD - KIX

2 stops38h 20mMultiple Airlines

Thu 12/118:00 amKIX - IAD

2 stops26h 59mMultiple Airlines

Deal found 10/30

$1,084

Wed 12/32:00 pmDCA - KIX

2 stops28h 35mANA

Fri 12/267:05 amKIX - DCA

2 stops18h 53mANA

Deal found 10/28

$1,108

Sun 11/166:35 pmBWI - KIX

1 stop32h 05mUnited Airlines

Tue 11/256:35 pmKIX - BWI

1 stop25h 05mUnited Airlines

Deal found 10/30

$1,123

Mon 11/249:00 amIAD - KIX

2 stops23h 15mMultiple Airlines

Mon 12/89:05 pmKIX - IAD

2 stops37h 21mMultiple Airlines

Deal found 10/30

$1,123

Thu 11/276:57 pmBWI - KIX

2 stops31h 43mUnited Airlines

Thu 12/46:35 pmKIX - BWI

2 stops34h 36mUnited Airlines

Deal found 10/29

$1,130

Tue 11/186:15 amBWI - UKB

2 stops35h 45mANA

Sat 11/229:15 pmUKB - BWI

2 stops38h 09mANA

Deal found 10/29

$1,147

Best flights from Washington, D.C. to Osaka
Discover carefully curated flight deals from Washington, D.C. to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2025.

Tue 1/1310:05 amBWI - ITM

2 stops31h 25mANA

Sat 1/318:00 amITM - BWI

2 stops20h 11mANA

Deal found 10/29

$886

Wed 1/1410:05 amBWI - KIX

2 stops22h 15mMultiple Airlines

Sat 1/246:35 pmKIX - BWI

1 stop26h 32mMultiple Airlines

Deal found 10/29

$975

Mon 1/126:34 pmBWI - KIX

1 stop32h 06mUnited Airlines

Tue 1/206:35 pmKIX - BWI

2 stops18h 40mUnited Airlines

Deal found 10/28

$1,007

Fri 1/306:59 amDCA - ITM

2 stops22h 11mAir Canada

Fri 2/132:00 pmITM - DCA

2 stops22h 35mAir Canada

Deal found 10/29

$1,104

Wed 1/146:00 amBWI - ITM

2 stops23h 55mJapan Airlines

Sat 1/242:40 pmITM - BWI

2 stops23h 12mJapan Airlines

Deal found 10/29

$1,114

Sun 4/197:01 pmIAD - KIX

2 stops28h 14mSTARLUX Airlines

Wed 4/293:10 pmKIX - IAD

2 stops27h 39mSTARLUX Airlines

Deal found 10/30

$1,259

Sun 11/2311:50 amIAD - UKB

1 stop32h 20mKorean Air

Tue 12/911:10 amUKB - IAD

1 stop36h 40mKorean Air

Deal found 10/28

$1,295

Wed 1/145:30 pmDCA - KIX

3 stops31h 25mCathay Pacific

Sat 1/247:05 pmKIX - DCA

2 stops37h 39mCathay Pacific

Deal found 10/29

$1,316

Wed 1/1410:05 amBWI - ITM

2 stops31h 25mANA

Tue 2/103:00 pmITM - BWI

2 stops20h 41mANA

Deal found 10/30

$942

Wed 1/710:05 amBWI - ITM

2 stops31h 25mMultiple Airlines

Thu 1/221:00 pmITM - BWI

3 stops23h 25mMultiple Airlines

Deal found 10/30

$1,012

Thu 1/810:05 amBWI - KIX

2 stops43h 20mUnited Airlines

Thu 1/156:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

Deal found 10/29

$1,033

Tue 12/91:10 pmBWI - KIX

2 stops31h 05mANA

Fri 12/266:35 pmKIX - BWI

1 stop17h 19mANA

Deal found 10/29

$1,014

Mon 11/246:57 pmBWI - KIX

2 stops31h 43mUnited Airlines

Mon 12/86:35 pmKIX - BWI

2 stops18h 25mUnited Airlines

Deal found 10/30

$1,050

Wed 12/36:45 amDCA - KIX

2 stops35h 40mJapan Airlines

Fri 12/265:50 pmKIX - DCA

1 stop16h 55mJapan Airlines

Deal found 10/28

$1,181

Sun 12/710:20 amBWI - ITM

2 stops20h 15mMultiple Airlines

Sun 12/1412:00 pmITM - BWI

2 stops23h 08mMultiple Airlines

Deal found 10/28

$1,077

Tue 1/136:59 amDCA - ITM

2 stops22h 11mAir Canada

Sat 1/312:05 pmITM - DCA

2 stops34h 21mAir Canada

Deal found 10/29

$1,186

Tue 12/91:10 pmBWI - ITM

2 stops35h 00mANA

Fri 12/268:00 amITM - BWI

2 stops27h 26mANA

Deal found 10/29

$1,044

Sun 4/199:59 amDCA - ITM

2 stops20h 51mJapan Airlines

Wed 4/297:25 amITM - DCA

2 stops19h 27mJapan Airlines

Deal found 10/27

$1,185

Tue 1/139:00 amIAD - ITM

2 stops21h 20mAir Canada

Sat 1/312:05 pmITM - IAD

2 stops20h 54mAir Canada

Deal found 10/29

$1,186

Sun 12/710:20 amBWI - KIX

2 stops21h 30mMultiple Airlines

Sun 12/147:05 amKIX - BWI

2 stops28h 03mMultiple Airlines

Deal found 10/28

$1,080

Fri 11/286:35 pmBWI - KIX

1 stop32h 05mUnited Airlines

Mon 12/86:35 pmKIX - BWI

1 stop26h 44mUnited Airlines

Deal found 10/28

$1,099

Thu 11/277:00 amDCA - KIX

2 stops23h 45mKorean Air

Sat 12/66:10 pmKIX - DCA

2 stops32h 41mKorean Air

Deal found 10/28

$1,333

Fri 11/289:45 amDCA - KIX

2 stops45h 20mCathay Pacific

Sun 12/76:05 pmKIX - DCA

2 stops38h 49mCathay Pacific

Deal found 10/28

$1,417

Sat 11/2910:55 amBWI - ITM

2 stops42h 00mANA

Sat 12/67:05 amITM - BWI

2 stops20h 45mANA

Deal found 10/29

$1,073

Sun 12/78:40 pmDCA - ITM

2 stops32h 30mAir Canada

Sun 12/144:00 pmITM - DCA

2 stops20h 35mAir Canada

Deal found 10/28

$1,222

Fri 11/286:35 pmBWI - KIX

1 stop32h 05mUnited Airlines

Sat 12/68:20 amKIX - BWI

2 stops26h 48mUnited Airlines

Deal found 10/28

$1,112

Sun 1/119:00 amIAD - KIX

2 stops23h 20mMultiple Airlines

Sun 1/183:45 pmKIX - IAD

2 stops18h 44mMultiple Airlines

Deal found 10/29

$1,195

Wed 3/119:21 amDCA - ITM

2 stops33h 19mJapan Airlines

Tue 3/247:30 amITM - DCA

2 stops20h 12mJapan Airlines

Deal found 10/28

$1,317

Sun 4/1912:15 pmIAD - UKB

1 stop20h 30mANA

Wed 4/299:15 pmUKB - IAD

1 stop25h 50mANA

Deal found 10/29

$1,092

Sun 12/710:11 pmIAD - ITM

2 stops30h 59mAir Canada

Sun 12/144:00 pmITM - IAD

2 stops19h 20mAir Canada

Deal found 10/28

$1,222

Last-minute flights from Washington, D.C. to Osaka
Discover last-minute flight deals from Washington, D.C. to Osaka. Data last updated October 30, 2025 and is based on user searches.

Sun 11/166:35 pmBWI - KIX

1 stop32h 05mUnited Airlines

Tue 11/256:35 pmKIX - BWI

1 stop25h 05mUnited Airlines

Deal found 10/30

$1,123

Tue 11/1810:56 amBWI - UKB

2 stops31h 04mANA

Sat 11/229:15 pmUKB - BWI

2 stops38h 09mANA

Deal found 10/30

$1,147

Mon 11/246:16 pmBWI - KIX

2 stops32h 24mUnited Airlines

Mon 12/86:35 pmKIX - BWI

1 stop26h 44mUnited Airlines

Deal found 10/30

$1,050

Mon 11/249:00 amIAD - KIX

2 stops23h 15mMultiple Airlines

Mon 12/89:05 pmKIX - IAD

2 stops37h 21mMultiple Airlines

Deal found 10/30

$1,123

Mon 11/246:59 amDCA - KIX

2 stops25h 16mMultiple Airlines

Mon 12/83:00 pmKIX - DCA

2 stops21h 35mMultiple Airlines

Deal found 10/30

$1,165

Mon 11/2411:10 amIAD - UKB

1 stop20h 35mANA

Mon 12/89:15 pmUKB - IAD

1 stop25h 55mANA

Deal found 10/30

$1,198

Mon 11/2411:10 amIAD - ITM

1 stop19h 25mANA

Mon 12/88:20 pmITM - IAD

1 stop26h 50mANA

Deal found 10/30

$1,198

Mon 11/2411:10 amIAD - KIX

1 stop18h 15mANA

Mon 12/89:10 pmKIX - IAD

1 stop26h 00mANA

Deal found 10/30

$1,201

Thu 11/271:20 pmIAD - KIX

2 stops38h 20mMultiple Airlines

Thu 12/118:00 amKIX - IAD

2 stops26h 59mMultiple Airlines

Deal found 10/30

$1,084

Thu 11/276:57 pmBWI - KIX

2 stops31h 43mUnited Airlines

Thu 12/46:35 pmKIX - BWI

2 stops34h 36mUnited Airlines

Deal found 10/29

$1,130

Sat 11/2910:55 amBWI - ITM

2 stops42h 00mANA

Sat 12/67:05 amITM - BWI

2 stops20h 45mANA

Deal found 10/29

$1,073

Sat 11/297:00 amBWI - ITM

2 stops34h 30mMultiple Airlines

Sat 12/61:00 pmITM - BWI

3 stops32h 19mMultiple Airlines

Deal found 10/29

$1,204

One-way flights from Washington, D.C. to Osaka
Search for one-way flight options from Washington, D.C. to Osaka. Find affordable one-way fares based on user searches. Data last updated October 30, 2025.

Tue 2/108:26 pmBWI - KIX

2 stops32h 19mMultiple Airlines

Deal found 10/29

$446

Tue 2/108:00 amDCA - KIX

3 stops36h 45mMultiple Airlines

Deal found 10/29

$494

Tue 2/106:04 pmIAD - KIX

2 stops36h 41mMultiple Airlines

Deal found 10/29

$535

Tue 3/37:00 amIAD - KIX

3 stops35h 40mMultiple Airlines

Deal found 10/30

$536

Tue 2/105:26 pmIAD - KIX

3 stops35h 19mAlaska Airlines

Deal found 10/29

$625

Tue 3/316:55 pmBWI - KIX

2 stops30h 05mMultiple Airlines

Deal found 10/30

$635

Tue 3/316:35 pmDCA - KIX

2 stops28h 40mMultiple Airlines

Deal found 10/30

$663

Tue 3/311:10 amIAD - KIX

1 stop20h 40mANA

Deal found 10/30

$672

Sat 11/296:50 pmDCA - ITM

2 stops35h 30mAir Canada

Deal found 10/30

$677

Tue 3/38:27 amDCA - ITM

2 stops21h 23mJapan Airlines

Deal found 10/30

$684

Tue 3/37:00 amIAD - ITM

2 stops22h 50mJapan Airlines

Deal found 10/30

$684

Tue 3/318:30 amDCA - ITM

2 stops21h 40mANA

Deal found 10/30

$688

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Tue 1/13

10:05 am-7:30 am

2 stops31h 25m

Osaka Itami

Sat 1/31

8:00 am-2:11 pm

2 stops20h 11m

$886

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 1/14

10:05 am-7:30 am

2 stops31h 25m

Osaka Itami

Tue 2/10

3:00 pm-9:41 pm

2 stops20h 41m

$942

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Wed 1/14

10:05 am-10:20 pm

2 stops22h 15m

Osaka Kansai Intl

Sat 1/24

6:35 pm-7:07 am

1 stop26h 32m

$975

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 1/12

6:34 pm-4:40 pm

1 stop32h 06m

Osaka Kansai Intl

Tue 1/20

6:35 pm-11:15 pm

2 stops18h 40m

$1,007

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Wed 1/7

10:05 am-7:30 am

2 stops31h 25m

Osaka Itami

Thu 1/22

1:00 pm-10:25 pm

3 stops23h 25m

$1,012

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Tue 12/9

1:10 pm-10:15 am

2 stops31h 05m

Osaka Kansai Intl

Fri 12/26

6:35 pm-9:54 pm

1 stop17h 19m

$1,014

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-11:20 am

2 stops30h 45m

$1,033

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Tue 12/9

1:10 pm-2:10 pm

2 stops35h 00m

Osaka Itami

Fri 12/26

8:00 am-9:26 pm

2 stops27h 26m

$1,044

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 11/24

6:57 pm-4:40 pm

2 stops31h 43m

Osaka Kansai Intl

Mon 12/8

6:35 pm-11:00 pm

2 stops18h 25m

$1,050

BaltimoreOsaka

BWI - ITM

BWIITM

Baltimore/Washington

Sat 11/29

10:55 am-6:55 pm

2 stops42h 00m

Osaka Itami

Sat 12/6

7:05 am-1:50 pm

2 stops20h 45m

$1,073

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results

...

Compare providers for flights from Washington, D.C. to Osaka

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Osaka in October.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C.-Osaka flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Osaka flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Osaka flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-Osaka flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Washington, D.C. with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Osaka

How far ahead should I book a flight from Washington, D.C. to Osaka?

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Osaka, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest time of day to fly from WAS to OSA?

It’s typically best to fly out from Washington, D.C. to Osaka in the evening. Doing so could potentially save you 32% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from Washington, D.C. to Osaka?

What’s the top layover airport for flights from Washington, D.C. to Osaka?

Hong Kong (HKG) – chosen by Cheapflights users on 50% of 1-stop itineraries from Washington, D.C. to Osaka on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Osaka?

Hong Kong (HKG) is the most affordable 1-stop option, with an average round-trip price of $755.

What’s the fastest layover option from Washington, D.C. to Osaka?

Flights via Tokyo (HND) have the shortest average one-way travel time for 1-stop routes: 17h 05m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Osaka?

Flights via Tokyo (HND) offer the fastest connection on this route, with an average layover time of 1h 33m.

Reviews of airlines servicing Osaka

Read reviews from past customers who have flown ANA, Japan Airlines, and United Airlines from Washington, D.C. to Osaka. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

ANA

8.4

Very good

996 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Japan Airlines

8.3

Very good

1,596 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

United Airlines

7.4

Good

8,998 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

American Airlines

7.2

Good

11,030 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Air Canada

7.1

Good

10,377 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Related info for your journey

How long is the flight from Washington, D.C. to Osaka?
Airlines like ANA, United Airlines, and Air Canada fly from Washington, D.C. to Osaka in about 22h 11m. The time it takes to get you to your destination can typically vary by up to 9h 55m. The distance between Washington, D.C. and Osaka is about 6937 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Washington, D.C. to Osaka round-trip?
Cheapflights users have booked flights from Washington, D.C. to Osaka round-trip from $1,134. Another airline that can offer you cheap pricing is United Airlines. Users have found that ANA is 16% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Washington, D.C. to Osaka one-way?
The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $625. However, be on the lookout for offers from ANA and Air Canada, as they are both options that can get you from Washington, D.C. to Osaka for a low price.
What are the most popular routes from Washington, D.C. to Osaka?
When deciding which route to take from Washington, D.C. to Osaka consider Washington, D.C. Dulles Intl - Osaka Kansai Intl, Washington, D.C. Dulles Intl - Osaka Itami or Baltimore/Washington - Osaka Kansai Intl as they are the most popular.
Can I find deals for flights from Washington, D.C. to Osaka that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Osaka?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Osaka.
Can I find deals for business class flights from Washington, D.C. to Osaka?
Yes. Cheapflights offers flight deals from Washington, D.C. to Osaka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for Washington, D.C. to Osaka

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Top 2 airlines flying from Washington, D.C. to Osaka

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$157	Average$1,349	FlexibilityNo cancel fee	On-time69%
ANA	Cheapest$1,134	Average$1,663	FlexibilityNo cancel fee	On-time80%

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$446+ Cheap flights from Washington, D.C. (WAS) to Osaka (OSA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. to Osaka are usually found in September or October, booked 68 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

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Find flight deals from Washington, D.C. to Osaka

Cheapest flights from Washington, D.C. to OsakaExplore the most affordable flight options available from Washington, D.C. to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Explore the most affordable flight options available from Washington, D.C. to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

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Compare providers for flights from Washington, D.C. to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Osaka in October.

Best time to book a flight from Washington, D.C. to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Washington, D.C. with our price prediction graph.

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Everything you need to know about your flight from Washington, D.C. to Osaka

How far ahead should I book a flight from Washington, D.C. to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Osaka. Price data was last updated on October 24, 2025.

What is the cheapest time of day to fly from WAS to OSA?

Find hourly flight availability from Washington, D.C. to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

How much does it cost to fly round-trip from Washington, D.C. to Osaka?

What’s the top layover airport for flights from Washington, D.C. to Osaka?

Share of 1-stop round-trip flights from Washington, D.C. to Osaka chosen by Cheapflights users in the past 12 months, using the same layover each way.

What’s the cheapest layover airport for flights from Washington, D.C. to Osaka?

Average round-trip fare for 1-stop flights from Washington, D.C. to Osaka, chosen by Cheapflights users in the past 12 months, with the same layover each way.

What’s the fastest layover option from Washington, D.C. to Osaka?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Osaka, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Osaka?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Osaka, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Osaka

Read reviews from past customers who have flown ANA, Japan Airlines, and United Airlines from Washington, D.C. to Osaka. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Osaka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Washington, D.C. to Osaka?

What are the cheapest airlines flying from Washington, D.C. to Osaka round-trip?

What are the cheapest airlines to fly from Washington, D.C. to Osaka one-way?

What are the most popular routes from Washington, D.C. to Osaka?

Can I find deals for flights from Washington, D.C. to Osaka that include hotel bookings?

How can I find direct flights from Washington, D.C. to Osaka?

Can I find deals for business class flights from Washington, D.C. to Osaka?

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Top 2 airlines flying from Washington, D.C. to Osaka

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Cheapest flights from Washington, D.C. to Osaka
Explore the most affordable flight options available from Washington, D.C. to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.