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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $720

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. Dulles Intl Airport to Osaka departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
1:15 am - 5:15 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
27h 00m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:10 am - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
23h 50m1 stop Taipei City Taiwan Taoyuan Intl
$1,034EVA Air
Wed, Sep 30 - Wed, Oct 14
EVA Air Logo
1:15 am - 12:10 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
6:30 pm - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
40h 30m1 stop Taipei City Taiwan Taoyuan Intl
$1,035EVA Air
Mon, Sep 14 - Tue, Sep 22
EVA Air Logo
1:15 am - 12:10 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:10 am - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
23h 50m1 stop Taipei City Taiwan Taoyuan Intl
$1,035EVA Air
Wed, Sep 9 - Wed, Sep 23
EVA Air Logo
1:15 am - 12:10 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:10 am - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
23h 50m1 stop Taipei City Taiwan Taoyuan Intl
$1,043EVA Air
Mon, Sep 7 - Wed, Sep 23
EVA Air Logo
1:15 am - 12:10 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:10 am - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
23h 50m1 stop Taipei City Taiwan Taoyuan Intl
$1,045EVA Air
Mon, Sep 7 - Wed, Sep 23
EVA Air Logo
1:15 am - 5:15 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
27h 00m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:10 pm - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
21h 50m1 stop Taipei City Taiwan Taoyuan Intl
$1,055EVA Air
Wed, Sep 9 - Wed, Sep 16
EVA Air Logo
1:15 am - 12:10 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
6:30 pm - 10:00 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
40h 30m1 stop Taipei City Taiwan Taoyuan Intl
$1,060EVA Air
Mon, Sep 14 - Tue, Sep 22
ANA Logo
12:15 pm - 9:50 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
20h 35m1 stop Tokyo Haneda
ANA Logo
6:45 am - 10:10 amKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Tokyo Haneda
$1,404ANA
Wed, Sep 30 - Thu, Oct 29
ANA Logo
12:35 pm - 10:20 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
20h 45m1 stop Tokyo Haneda
ANA Logo
8:20 am - 3:40 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
21h 20m1 stop Tokyo Haneda
$1,405ANA
Wed, Oct 14 - Thu, Nov 12
ANA Logo
12:35 pm - 10:20 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
20h 45m1 stop Tokyo Haneda
ANA Logo
6:45 am - 10:05 amKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
16h 20m1 stop Tokyo Haneda
$1,405ANA
Mon, Oct 12 - Tue, Oct 20

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EVA Air flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

Our best EVA Air deals on Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flight tickets
EVA Air
Sep 30
IAD1:15 amWashington, D.C. Dulles Intl
27h 00m
1 stop
KIX5:15 pmOsaka Kansai Intl
Oct 14
KIX11:10 amOsaka Kansai Intl
23h 50m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$1,034
EVA Air
Sep 14
IAD1:15 amWashington, D.C. Dulles Intl
21h 55m
1 stop
KIX12:10 pmOsaka Kansai Intl
Sep 22
KIX6:30 pmOsaka Kansai Intl
40h 30m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$1,035
EVA Air
Sep 7
IAD1:15 amWashington, D.C. Dulles Intl
21h 55m
1 stop
KIX12:10 pmOsaka Kansai Intl
Sep 23
KIX11:10 amOsaka Kansai Intl
23h 50m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$1,043

Emirates flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

Our best Emirates deals on Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flight tickets
Emirates
Aug 23
IAD10:55 amWashington, D.C. Dulles Intl
41h 20m
1 stop
KIX5:15 pmOsaka Kansai Intl
Aug 26
KIX11:45 pmOsaka Kansai Intl
45h 55m
1 stop
IAD8:40 amWashington, D.C. Dulles Intl
$2,336
Emirates
Aug 23
IAD3:40 pmWashington, D.C. Dulles Intl
36h 35m
2 stops
KIX5:15 pmOsaka Kansai Intl
Aug 26
KIX11:45 pmOsaka Kansai Intl
45h 55m
1 stop
IAD8:40 amWashington, D.C. Dulles Intl
$2,554
Emirates
Aug 23
IAD3:40 pmWashington, D.C. Dulles Intl
36h 35m
2 stops
KIX5:15 pmOsaka Kansai Intl
Aug 26
KIX11:45 pmOsaka Kansai Intl
37h 45m
2 stops
IAD12:30 amWashington, D.C. Dulles Intl
$3,237

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-5:15 pm

1 stop27h 00m

Osaka Kansai Intl

Wed 10/14

11:10 am-10:00 pm

1 stop23h 50m

$1,034

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Mon 9/14

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Tue 9/22

6:30 pm-10:00 pm

1 stop40h 30m

$1,035

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Wed 9/23

11:10 am-10:00 pm

1 stop23h 50m

$1,035

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Mon 9/7

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Wed 9/23

11:10 am-10:00 pm

1 stop23h 50m

$1,043

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Mon 9/7

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Wed 9/23

11:10 am-10:00 pm

1 stop23h 50m

$1,045

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-5:15 pm

1 stop27h 00m

Osaka Kansai Intl

Wed 9/16

1:10 pm-10:00 pm

1 stop21h 50m

$1,055

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Mon 9/14

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Tue 9/22

6:30 pm-10:00 pm

1 stop40h 30m

$1,060
Quickest round-trip

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Wed 9/30

12:15 pm-9:50 pm

1 stop20h 35m

Osaka Kansai Intl

Thu 10/29

6:45 am-10:10 am

1 stop16h 25m

$1,404

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Wed 10/14

12:35 pm-10:20 pm

1 stop20h 45m

Osaka Kansai Intl

Thu 11/12

8:20 am-3:40 pm

1 stop21h 20m

$1,405

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Mon 10/12

12:35 pm-10:20 pm

1 stop20h 45m

Osaka Kansai Intl

Tue 10/20

6:45 am-10:05 am

1 stop16h 20m

$1,405

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

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

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport (IAD to KIX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

Fastest flight time

18h 55m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport takes 18h 55m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

  • How far is Washington, D.C. Dulles Intl to Osaka Kansai Intl by plane?

    Washington, D.C. Dulles Intl and Osaka Kansai Intl are 6948.0 mi apart from one another. A reasonable flight in good conditions will take 18h 55m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport?

    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. Dulles Intl Airport to Osaka Kansai Intl Airport.

  • What documentation or ID do you need to fly to Osaka Kansai Intl Airport?

    The travel and health documents you'll need for your trip to Osaka Kansai Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Osaka Kansai Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
ANAPriceFrom $964Free CancellationRating
8.3
1,294 reviews
Search ANA flights

Traveling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara
Izumisano
Himeji
Nishinomiya

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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?

All flight searches from Washington, D.C. to Osaka on momondo can be filtered to show those which offer flexible booking policies.

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Once all potential Washington, D.C. to Osaka flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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