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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $507

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 5/24. 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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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
1:50 am - 12:10 pm
IAD
-
KIX
21h 20m
1 stop
EVA Air Logo
6:30 pm - 10:00 pm
KIX
-
IAD
40h 30m
1 stop
$930EVA Air
Mon, Aug 31 - Tue, Sep 15
EVA Air Logo
1:15 am - 12:10 pm
IAD
-
KIX
21h 55m
1 stop
EVA Air Logo
11:10 am - 10:00 pm
KIX
-
IAD
23h 50m
1 stop
$931EVA Air
Wed, Sep 2 - Mon, Sep 14
EVA Air Logo
1:50 am - 12:10 pm
IAD
-
KIX
21h 20m
1 stop
EVA Air Logo
6:30 pm - 10:00 pm
KIX
-
IAD
40h 30m
1 stop
$968EVA Air
Mon, Aug 31 - Thu, Sep 17
Air Canada Logo
10:07 pm - 4:25 pm
IAD
-
KIX
53h 18m
2 stops
Air Canada Logo
6:00 pm - 11:50 am
KIX
-
IAD
30h 50m
2 stops
$973Air Canada
Mon, Apr 27 - Mon, May 4
Air Canada Logo
10:08 pm - 4:25 pm
IAD
-
KIX
29h 17m
2 stops
Air Canada Logo
6:00 pm - 11:17 am
KIX
-
IAD
30h 17m
2 stops
$977Air Canada
Sun, Apr 19 - Mon, May 4
Air Canada Logo
10:08 pm - 4:25 pm
IAD
-
KIX
29h 17m
2 stops
Air Canada Logo
6:00 pm - 11:17 am
KIX
-
IAD
30h 17m
2 stops
$978Air Canada
Sun, Apr 19 - Mon, May 4
Air Canada Logo
4:20 pm - 4:25 pm
IAD
-
KIX
35h 05m
1 stop
Air Canada Logo
6:00 pm - 8:25 pm
KIX
-
IAD
15h 25m
1 stop
$979Air Canada
Wed, Sep 2 - Wed, Sep 9
Air Canada Logo
10:08 pm - 4:25 pm
IAD
-
KIX
29h 17m
2 stops
Air Canada Logo
6:00 pm - 11:17 am
KIX
-
IAD
30h 17m
2 stops
$981Air Canada
Sun, Apr 19 - Mon, May 4
EVA Air Logo
1:15 am - 5:15 pm
IAD
-
KIX
27h 00m
1 stop
EVA Air Logo
6:30 pm - 10:00 pm
KIX
-
IAD
40h 30m
1 stop
$1,002EVA Air
Sat, Sep 12 - Thu, Sep 24
ANA Logo
9:55 am - 4:25 pm
IAD
-
KIX
17h 30m
1 stop
ANA Logo
6:00 pm - 8:25 pm
KIX
-
IAD
15h 25m
1 stop
$1,019ANA
Thu, Sep 24 - Fri, Oct 2

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
Aug 31
IAD1:50 amWashington, D.C. Dulles Intl
21h 20m
1 stop
KIX12:10 pmOsaka Kansai Intl
Sep 15
KIX6:30 pmOsaka Kansai Intl
40h 30m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$930
EVA Air
Sep 2
IAD1:15 amWashington, D.C. Dulles Intl
21h 55m
1 stop
KIX12:10 pmOsaka Kansai Intl
Sep 14
KIX11:10 amOsaka Kansai Intl
23h 50m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$931
EVA Air
Aug 31
IAD1:50 amWashington, D.C. Dulles Intl
21h 20m
1 stop
KIX12:10 pmOsaka Kansai Intl
Sep 17
KIX6:30 pmOsaka Kansai Intl
40h 30m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$968

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flight tickets
Air Canada
Apr 27
IAD10:07 pmWashington, D.C. Dulles Intl
53h 18m
2 stops
KIX4:25 pmOsaka Kansai Intl
May 4
KIX6:00 pmOsaka Kansai Intl
30h 50m
2 stops
IAD11:50 amWashington, D.C. Dulles Intl
$973
Air Canada
Apr 19
IAD10:08 pmWashington, D.C. Dulles Intl
29h 17m
2 stops
KIX4:25 pmOsaka Kansai Intl
May 4
KIX6:00 pmOsaka Kansai Intl
30h 17m
2 stops
IAD11:17 amWashington, D.C. Dulles Intl
$977
Air Canada
Apr 19
IAD10:08 pmWashington, D.C. Dulles Intl
29h 17m
2 stops
KIX4:25 pmOsaka Kansai Intl
May 4
KIX6:00 pmOsaka Kansai Intl
30h 17m
2 stops
IAD11:17 amWashington, D.C. Dulles Intl
$978

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 March 29, 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 - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-12:10 pm

1 stop21h 20m

Osaka Kansai Intl

Tue 9/15

6:30 pm-10:00 pm

1 stop40h 30m

$930

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Wed 9/2

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Mon 9/14

11:10 am-10:00 pm

1 stop23h 50m

$931

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-12:10 pm

1 stop21h 20m

Osaka Kansai Intl

Thu 9/17

6:30 pm-10:00 pm

1 stop40h 30m

$968

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 4/27

10:07 pm-4:25 pm

2 stops53h 18m

Osaka Kansai Intl

Mon 5/4

6:00 pm-11:50 am

2 stops30h 50m

$973

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 4/19

10:08 pm-4:25 pm

2 stops29h 17m

Osaka Kansai Intl

Mon 5/4

6:00 pm-11:17 am

2 stops30h 17m

$977

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 4/19

10:08 pm-4:25 pm

2 stops29h 17m

Osaka Kansai Intl

Mon 5/4

6:00 pm-11:17 am

2 stops30h 17m

$978

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Wed 9/2

4:20 pm-4:25 pm

1 stop35h 05m

Osaka Kansai Intl

Wed 9/9

6:00 pm-8:25 pm

1 stop15h 25m

$979

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 4/19

10:08 pm-4:25 pm

2 stops29h 17m

Osaka Kansai Intl

Mon 5/4

6:00 pm-11:17 am

2 stops30h 17m

$981

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sat 9/12

1:15 am-5:15 pm

1 stop27h 00m

Osaka Kansai Intl

Thu 9/24

6:30 pm-10:00 pm

1 stop40h 30m

$1,002
Quickest round-trip

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Thu 9/24

9:55 am-4:25 pm

1 stop17h 30m

Osaka Kansai Intl

Fri 10/2

6:00 pm-8:25 pm

1 stop15h 25m

$1,019

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Osaka from

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 59% 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

19h 20m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport takes 19h 20m
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.
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  • 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 19h 20m.

  • 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
8.4
1,157 reviews
Search ANA flights
United AirlinesPriceFrom $1,170Free CancellationRating
7.4
9,512 reviews
Search United Airlines 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.

How can momondo help me find flights from Washington, D.C. to Osaka?

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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Yes. momondo can track prices for Washington, D.C. to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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