What is the cheapest airline to fly from Washington, D.C. to Osaka round-trip?

Cheapflights users have booked flights from Washington, D.C. to Osaka round-trip from $1,132. Users have found that Air Canada is 40% cheaper than the other options available to this destination.

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 Itami, Washington, D.C. Dulles Intl - Osaka Kansai Intl or Baltimore/Washington - Osaka Kansai Intl as they are the most popular.

Can I find flights from Washington, D.C. to Osaka for under $1,200 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. to Osaka for under $1,200. The cheapest flight booked recently is on Air Canada for just $1,132, but on average you can expect to pay $1,169.

Are there last-minute flights available from Washington, D.C. to Osaka for under $20,100?

There are currently 7+ open flights from Washington, D.C. to Osaka within the next 7 days for less than $20,100.

Which airlines flying from Washington, D.C. to Osaka have flexible changes due to COVID-19?

One of the carriers operating flights from Washington, D.C. to Osaka that may be offering flexible change policies is ANA. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What is the cheapest day to fly round-trip from Washington, D.C. to Osaka?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 40% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Washington, D.C. to Osaka?

Our data shows that February tends to be the cheapest month to fly to Osaka from Washington, D.C.. Users have commonly found prices around $1,907 for the month, but tickets can be as low as $1,259. Due to multiple factors, prepare for potentially higher prices in March.

When is the cheapest time to fly from Washington, D.C. to Osaka (WAS - OSA)?

It’s typically best to fly out from Washington, D.C. to Osaka in the morning. Doing so could potentially save you 25% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Flights from Washington, D.C., DC to Osaka, Japan from $644 - WAS to OSA Tickets & Airfare Deals at Cheapflights.com

How to find the cheapest flight from Washington, D.C. (WAS) to Osaka (OSA)

Popular in	March
Cheapest in	February
Round-trip from	$1,187
One-way from	$872

High demand for flights, 24% potential price rise

Search Deals

Best time to find cheap flights, 31% potential price drop

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

WAS - OSA Price	$1,187 - $1,735
OSA Temperature	42.8 - 84.2 °F
OSA Rainfall	1.6 - 7.9 inches

WAS - OSA

Price

$1,187 - $1,735

OSA

Temperature

42.8 - 84.2 °F

OSA

Rainfall

1.6 - 7.9 inches

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 58 days in advance, which can save you up to 16% on flights from Washington, D.C. to Osaka compared to booking the week you need them. Waiting 58 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $2,090. For sooner than that we have options available in the next 3 days from $2,090.

Cheap flights from Washington, D.C. to Osaka in May, June 2023

Scroll through some of the best deals on flights from Washington, D.C. to Osaka in 2023. For more flight deals, be sure to check back very soon.

Jun 13 - Jun 20

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

26h 25m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

3 stops

37h 50m

$1,882

KLM

Deal found 5/31

Jun 13 - Jun 20

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

22h 20m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

46h 00m

$1,943

Air France

Deal found 5/31

Jun 27 - Jul 4

DCA

Washington, D.C. Reagan-National

KIX

Osaka Kansai Intl

2 stops

40h 45m

KIX

Osaka Kansai Intl

DCA

Washington, D.C. Reagan-National

2 stops

39h 19m

$1,957

ANA

Deal found 5/30

Jun 28 - Jul 5

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

18h 50m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

25h 53m

$2,022

Multiple Airlines

Deal found 5/29

Jun 27 - Jul 4

DCA

Washington, D.C. Reagan-National

UKB

Kobe

2 stops

23h 15m

UKB

Kobe

DCA

Washington, D.C. Reagan-National

2 stops

36h 44m

$2,026

ANA

Deal found 5/30

Jun 28 - Jul 5

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

20h 50m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

19h 32m

$2,028

ANA

Deal found 5/29

Jun 13 - Jun 20

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

26h 25m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

33h 50m

$2,030

KLM

Deal found 5/31

Jun 27 - Jul 4

DCA

Washington, D.C. Reagan-National

ITM

Osaka Itami

2 stops

20h 40m

ITM

Osaka Itami

DCA

Washington, D.C. Reagan-National

2 stops

37h 39m

$2,031

ANA

Deal found 5/30

Jun 30 - Jul 8

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

47h 30m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

61h 05m

$2,039

Etihad Airways

Deal found 5/30

Washington, D.C. to Osaka 2023 flight deals

Scroll through some of the best deals on flights from Washington, D.C. to Osaka in 2023. For more flight deals, be sure to check back very soon.

Oct 11 - Oct 23

DCA

Washington, D.C. Reagan-National

KIX

Osaka Kansai Intl

2 stops

21h 35m

KIX

Osaka Kansai Intl

DCA

Washington, D.C. Reagan-National

2 stops

29h 01m

$1,132

Air Canada

Deal found 5/30

Oct 8 - Oct 24

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

34h 25m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

35h 06m

$1,132

Air Canada

Deal found 5/30

Oct 10 - Oct 24

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

22h 15m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

35h 06m

$1,144

Air Canada

Deal found 5/30

Nov 5 - Nov 27

DCA

Washington, D.C. Reagan-National

ITM

Osaka Itami

2 stops

20h 35m

ITM

Osaka Itami

DCA

Washington, D.C. Reagan-National

2 stops

21h 45m

$1,146

Air Canada

Deal found 5/30

Nov 11 - Nov 28

IAD

Washington, D.C. Dulles Intl

ITM

Osaka Itami

2 stops

32h 11m

ITM

Osaka Itami

IAD

Washington, D.C. Dulles Intl

2 stops

20h 36m

$1,146

Air Canada

Deal found 5/30

Nov 8 - Nov 29

DCA

Washington, D.C. Reagan-National

ITM

Osaka Itami

2 stops

20h 55m

ITM

Osaka Itami

DCA

Washington, D.C. Reagan-National

2 stops

21h 28m

$1,153

Air Canada

Deal found 5/30

Nov 8 - Nov 29

IAD

Washington, D.C. Dulles Intl

ITM

Osaka Itami

2 stops

22h 19m

ITM

Osaka Itami

IAD

Washington, D.C. Dulles Intl

2 stops

20h 18m

$1,153

Air Canada

Deal found 5/30

Nov 7 - Nov 29

BWI

Baltimore/Washington

ITM

Osaka Itami

2 stops

20h 25m

ITM

Osaka Itami

BWI

Baltimore/Washington

2 stops

18h 12m

$1,153

Air Canada

Deal found 5/30

Nov 8 - Nov 29

BWI

Baltimore/Washington

KIX

Osaka Kansai Intl

2 stops

21h 40m

KIX

Osaka Kansai Intl

BWI

Baltimore/Washington

2 stops

18h 27m

$1,154

Multiple Airlines

Deal found 5/30

Cheap Lufthansa flights from Washington, D.C. to Osaka

Consider these cheap Lufthansa flights we've found departing from Washington, D.C. to Osaka. It's recommended that users confirm their flight details before booking.

Nov 17 - Dec 6

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

47h 15m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

62h 05m

$1,344

Lufthansa

Deal found 5/30

Nov 22 - Dec 4

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

42h 50m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

43h 50m

$1,396

Lufthansa

Deal found 5/30

Nov 16 - Dec 6

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

23h 15m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

62h 05m

$1,401

Lufthansa

Deal found 5/30

Nov 11 - Nov 29

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

23h 40m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

23h 55m

$1,481

Lufthansa

Deal found 5/30

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

Have a look at some of the cheapest available United Airlines flights departing from Washington, D.C. and landing in Osaka. Check back soon if you're not seeing flights that suit your needs.

Sep 5 - Sep 15

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

18h 50m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

20h 05m

$1,533

United Airlines

Deal found 5/30

Nov 22 - Dec 4

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

36h 20m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

37h 35m

$1,535

United Airlines

Deal found 5/30

Oct 14 - Nov 1

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

32h 41m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

37h 35m

$1,538

United Airlines

Deal found 5/31

Sep 5 - Sep 15

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

39h 55m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

15h 05m

$1,539

United Airlines

Deal found 5/30

Sep 5 - Sep 15

BWI

Baltimore/Washington

KIX

Osaka Kansai Intl

1 stop

18h 56m

KIX

Osaka Kansai Intl

BWI

Baltimore/Washington

2 stops

33h 55m

$1,542

United Airlines

Deal found 5/30

Aug 20 - Aug 27

BWI

Baltimore/Washington

KIX

Osaka Kansai Intl

1 stop

18h 50m

KIX

Osaka Kansai Intl

BWI

Baltimore/Washington

1 stop

27h 49m

$1,809

United Airlines

Deal found 5/30

Last minute flights from Washington, D.C. to Osaka

Book one of these great deals on flights from Washington, D.C. to Osaka. Tip: verify your flight details before completing your reservation.

Jun 6 - Jun 12

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

41h 20m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

1 stop

45h 55m

$20,043

Emirates

Deal found 5/30

Jun 6 - Jun 12

DCA

Washington, D.C. Reagan-National

ITM

Osaka Itami

2 stops

20h 20m

ITM

Osaka Itami

DCA

Washington, D.C. Reagan-National

2 stops

19h 32m

$22,827

ANA

Deal found 5/30

Jun 6 - Jun 12

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

41h 20m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

36h 21m

$22,876

Emirates

Deal found 5/30

Jun 6 - Jun 12

IAD

Washington, D.C. Dulles Intl

ITM

Osaka Itami

2 stops

21h 30m

ITM

Osaka Itami

IAD

Washington, D.C. Dulles Intl

2 stops

22h 20m

$23,037

ANA

Deal found 5/30

Jun 6 - Jun 12

BWI

Baltimore/Washington

KIX

Osaka Kansai Intl

2 stops

37h 12m

KIX

Osaka Kansai Intl

BWI

Baltimore/Washington

2 stops

34h 44m

$24,289

Emirates

Deal found 5/30

Jun 6 - Jun 12

BWI

Baltimore/Washington

ITM

Osaka Itami

2 stops

21h 20m

ITM

Osaka Itami

BWI

Baltimore/Washington

2 stops

20h 29m

$25,005

ANA

Deal found 5/30

Jun 6 - Jun 12

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

31h 10m

KIX

Osaka Kansai Intl

IAD

Washington, D.C. Dulles Intl

2 stops

22h 40m

$27,902

ANA

Deal found 5/30

One-way flights to Osaka from Washington, D.C.

If you're seeking multiple options on one-way flights from Washington, D.C. to Osaka, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Washington, D.C. to Osaka should utilize the search form at the the top of the page.

Oct 12

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

3 stops

48h 40m

$644

Multiple Airlines

Deal found 5/30

Sep 9

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

41h 40m

$672

Air Canada

Deal found 5/30

Oct 9

IAD

Washington, D.C. Dulles Intl

ITM

Osaka Itami

2 stops

32h 10m

$682

Air Canada

Deal found 5/30

Oct 9

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

32h 30m

$683

Air Canada

Deal found 5/30

Sep 9

IAD

Washington, D.C. Dulles Intl

ITM

Osaka Itami

2 stops

38h 00m

$699

Air Canada

Deal found 5/30

Sep 7

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

1 stop

34h 25m

$704

Air Canada

Deal found 5/30

Nov 17

DCA

Washington, D.C. Reagan-National

KIX

Osaka Kansai Intl

2 stops

25h 50m

$709

Air Canada

Deal found 5/30

Nov 17

DCA

Washington, D.C. Reagan-National

ITM

Osaka Itami

2 stops

23h 36m

$714

Air Canada

Deal found 5/30

Aug 27

IAD

Washington, D.C. Dulles Intl

KIX

Osaka Kansai Intl

2 stops

34h 12m

$725

Air Canada

Deal found 5/30

Find flights from Washington, D.C. to Osaka within your budget

Fly from

Fly to

Budget

$1,132 - $1,917

Route

Depart

Return

Price

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Wed 10/11

2 stops21h 35m

Osaka Kansai Intl

Mon 10/23

2 stops29h 01m

$1,132

Pick Dates

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 10/14

2 stops31h 15m

Osaka Kansai Intl

Wed 11/1

2 stops20h 23m

$1,148

Pick Dates

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Fri 11/17

2 stops47h 15m

Osaka Kansai Intl

Wed 12/6

2 stops62h 05m

$1,344

Pick Dates

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 11/7

2 stops34h 45m

Osaka Kansai Intl

Fri 12/1

2 stops54h 02m

$1,422

Pick Dates

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 11/6

2 stops30h 35m

Osaka Kansai Intl

Tue 11/28

2 stops30h 15m

$1,493

Pick Dates

Washington, D.C. Dulles IntlOsaka Itami

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 11/8

1 stop18h 00m

Osaka Itami

Wed 11/29

1 stop15h 20m

$1,528

Pick Dates

Washington, D.C. Dulles IntlOsaka Kansai Intl

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 9/5

1 stop18h 50m

Osaka Kansai Intl

Fri 9/15

1 stop20h 05m

$1,533

Pick Dates

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 10/7

2 stops23h 30m

Osaka Kansai Intl

Thu 10/26

2 stops19h 25m

$1,610

Pick Dates

Washington, D.C. Reagan-NationalOsaka Kansai Intl

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 10/14

1 stop21h 25m

Osaka Kansai Intl

Wed 11/1

2 stops18h 48m

$1,917

Pick Dates

Flights are sorted by cheapest first

Deals found on 5/30

Reviews of Airlines Servicing Osaka

See what other customers who have flown with Lufthansa, United Airlines and Cathay Pacific from Washington, D.C. to Osaka have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.3

Very good

110 reviews

Check prices

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

ANA

8.3

Very good

110 reviews

ANA

8.3

Very good

110 reviews

Check prices

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

China Airlines

8.2

Very good

99 reviews

ANA

8.3

Very good

110 reviews

Check prices

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Korean Air

8.2

Very good

240 reviews

ANA

8.3

Very good

110 reviews

Check prices

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Delta

8.0

Very good

2,366 reviews

ANA

8.3

Very good

110 reviews

Check prices

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Japan Airlines

7.9

Good

255 reviews

ANA

8.3

Very good

110 reviews

Check prices

Reviews

1 / 10

The flight attendants were very friendly. There were a lot beverages offered frequently and the food was pretty good for being airplane food. Overall, I enjoyed my flight and would definitely travel this airline again.

Related info for your journey

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flight would often be abbreviated as a IAD to KIX flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Osaka Itami Airport (ITM), Kobe Airport (UKB).

Top airline flying from Washington, D.C. to Osaka

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
ANA	Cheapest$1,271	Average$1,425	FlexibilityNo cancel fee	On-time80%	COVID-19 safety	Search ANA flights

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Cheap flights from Washington, D.C. (WAS) to Osaka (OSA) from $644

This is the cheapest one-way flight price, found on 5/30. Prices may vary by date and flight preferences.

The best prices from Washington, D.C. to Osaka are usually found in February or January, booked 58 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

How to find the cheapest flight from Washington, D.C. (WAS) to Osaka (OSA)

All the information you need to plan the best WAS to OSA flight in 2023: compare Washington, D.C. to Osaka flight prices with the expected peak season, weather and rainfall in Osaka.

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from Washington, D.C. to Osaka?

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

What is the cheapest month to fly from Washington, D.C. to Osaka?

When is the cheapest time to fly from Washington, D.C. to Osaka (WAS - OSA)?

Cheap flights from Washington, D.C. to Osaka in May, June 2023

The best prices found for WAS to OSA flights for May, June

Scroll through some of the best deals on flights from Washington, D.C. to Osaka in 2023. For more flight deals, be sure to check back very soon.

Washington, D.C. to Osaka 2023 flight deals

Cheap flights to Osaka from Washington, D.C. found for this year

Scroll through some of the best deals on flights from Washington, D.C. to Osaka in 2023. For more flight deals, be sure to check back very soon.

Cheap Lufthansa flights from Washington, D.C. to Osaka

Consider these cheap Lufthansa flights we've found departing from Washington, D.C. to Osaka. It's recommended that users confirm their flight details before booking.

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

Have a look at some of the cheapest available United Airlines flights departing from Washington, D.C. and landing in Osaka. Check back soon if you're not seeing flights that suit your needs.

Last minute flights from Washington, D.C. to Osaka

Late deals on return flights to Osaka from Washington, D.C., departing today and this week

Book one of these great deals on flights from Washington, D.C. to Osaka. Tip: verify your flight details before completing your reservation.

One-way flights to Osaka from Washington, D.C.

The cheapest one-way flights from Washington, D.C. to Osaka

If you're seeking multiple options on one-way flights from Washington, D.C. to Osaka, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Washington, D.C. to Osaka should utilize the search form at the the top of the page.

Find flights from Washington, D.C. to Osaka within your budget

Use the slider to find flights from Washington, D.C. to Osaka that fit your budget.

Reviews of Airlines Servicing Osaka

See what other customers who have flown with Lufthansa, United Airlines and Cathay Pacific from Washington, D.C. to Osaka have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Useful info, stats and facts about Washington, D.C. to Osaka flights.

Which airlines flying from Washington, D.C. to Osaka have flexible changes due to COVID-19?

Can I find flights from Washington, D.C. to Osaka for under $1,200 on Cheapflights?

Are there last-minute flights available from Washington, D.C. to Osaka for under $20,100?

What is the cheapest airline to fly from Washington, D.C. to Osaka round-trip?

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

What does IAD to KIX mean?

Other flights from Washington, D.C.

Other flights to Osaka

Flights to Osaka from Washington, D.C.

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Top airline flying from Washington, D.C. to Osaka

The chart below displays the airlines Cheapflights users traveling from Washington, D.C. to Osaka choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

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