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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $484

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 7/14. 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.
Air Canada Logo
10:08 pm - 4:25 pm
IAD
-
KIX
53h 17m
2 stops
Air Canada Logo
6:00 pm - 11:23 am
KIX
-
IAD
30h 23m
2 stops
$888Air Canada
Mon, Apr 6 - Thu, Apr 16
Multiple Airlines Logo
9:55 am - 1:25 pm
IAD
-
KIX
38h 30m
2 stops
Multiple Airlines Logo
7:25 pm - 8:54 pm
KIX
-
IAD
38h 29m
2 stops
$929Multiple Airlines
Tue, Mar 10 - Tue, Mar 17
ANA Logo
11:10 am - 9:50 pm
IAD
-
KIX
20h 40m
1 stop
ANA Logo
7:05 am - 9:10 am
KIX
-
IAD
16h 05m
1 stop
$951ANA
Sun, Feb 15 - Thu, Feb 26
Air Canada Logo
10:13 pm - 5:40 pm
IAD
-
KIX
29h 27m
2 stops
Air Canada Logo
7:25 pm - 11:44 am
KIX
-
IAD
29h 19m
2 stops
$955Air Canada
Sun, Mar 1 - Tue, Mar 17
ANA Logo
11:10 am - 9:50 pm
IAD
-
KIX
20h 40m
1 stop
ANA Logo
6:45 am - 10:05 am
KIX
-
IAD
16h 20m
1 stop
$956ANA
Tue, Feb 24 - Fri, May 22
ANA Logo
11:10 am - 9:50 pm
IAD
-
KIX
20h 40m
1 stop
ANA Logo
6:45 am - 3:40 pm
KIX
-
IAD
22h 55m
1 stop
$957ANA
Tue, Feb 17 - Fri, Feb 27
United Airlines Logo
10:10 pm - 4:40 pm
IAD
-
KIX
28h 30m
1 stop
United Airlines Logo
8:20 am - 4:40 pm
KIX
-
IAD
21h 20m
1 stop
$961United Airlines
Sat, Feb 28 - Tue, Mar 17
ANA Logo
11:10 am - 9:50 pm
IAD
-
KIX
20h 40m
1 stop
ANA Logo
7:05 am - 9:10 am
KIX
-
IAD
16h 05m
1 stop
$962ANA
Sun, Feb 15 - Wed, Feb 25
United Airlines Logo
6:00 pm - 4:40 pm
IAD
-
KIX
32h 40m
2 stops
United Airlines Logo
8:20 am - 4:40 pm
KIX
-
IAD
21h 20m
1 stop
$966United Airlines
Sat, Feb 28 - Tue, Mar 17
Air Canada Logo
10:13 pm - 5:40 pm
IAD
-
KIX
29h 27m
2 stops
Air Canada Logo
7:25 pm - 4:11 pm
KIX
-
IAD
34h 46m
2 stops
$968Air Canada
Sat, Feb 28 - Thu, Mar 5

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 6
IAD10:08 pmWashington, D.C. Dulles Intl
53h 17m
2 stops
KIX4:25 pmOsaka Kansai Intl
Apr 16
KIX6:00 pmOsaka Kansai Intl
30h 23m
2 stops
IAD11:23 amWashington, D.C. Dulles Intl
$888
Air Canada
Mar 1
IAD10:13 pmWashington, D.C. Dulles Intl
29h 27m
2 stops
KIX5:40 pmOsaka Kansai Intl
Mar 17
KIX7:25 pmOsaka Kansai Intl
29h 19m
2 stops
IAD11:44 amWashington, D.C. Dulles Intl
$955
Air Canada
Feb 28
IAD10:13 pmWashington, D.C. Dulles Intl
29h 27m
2 stops
KIX5:40 pmOsaka Kansai Intl
Mar 5
KIX7:25 pmOsaka Kansai Intl
34h 46m
2 stops
IAD4:11 pmWashington, D.C. Dulles Intl
$968

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

Our best ANA deals on Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport flight tickets
ANA
Feb 15
IAD11:10 amWashington, D.C. Dulles Intl
20h 40m
1 stop
KIX9:50 pmOsaka Kansai Intl
Feb 26
KIX7:05 amOsaka Kansai Intl
16h 05m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
$951
ANA
Feb 24
IAD11:10 amWashington, D.C. Dulles Intl
20h 40m
1 stop
KIX9:50 pmOsaka Kansai Intl
May 22
KIX6:45 amOsaka Kansai Intl
16h 20m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$956
ANA
Feb 17
IAD11:10 amWashington, D.C. Dulles Intl
20h 40m
1 stop
KIX9:50 pmOsaka Kansai Intl
Feb 27
KIX6:45 amOsaka Kansai Intl
22h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
$957

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 January 27, 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

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 4/6

10:08 pm-4:25 pm

2 stops53h 17m

Osaka Kansai Intl

Thu 4/16

6:00 pm-11:23 am

2 stops30h 23m

$888

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 3/10

9:55 am-1:25 pm

2 stops38h 30m

Osaka Kansai Intl

Tue 3/17

7:25 pm-8:54 pm

2 stops38h 29m

$929

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 2/15

11:10 am-9:50 pm

1 stop20h 40m

Osaka Kansai Intl

Thu 2/26

7:05 am-9:10 am

1 stop16h 05m

$951

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 3/1

10:13 pm-5:40 pm

2 stops29h 27m

Osaka Kansai Intl

Tue 3/17

7:25 pm-11:44 am

2 stops29h 19m

$955

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 2/24

11:10 am-9:50 pm

1 stop20h 40m

Osaka Kansai Intl

Fri 5/22

6:45 am-10:05 am

1 stop16h 20m

$956

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 2/17

11:10 am-9:50 pm

1 stop20h 40m

Osaka Kansai Intl

Fri 2/27

6:45 am-3:40 pm

1 stop22h 55m

$957

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sat 2/28

10:10 pm-4:40 pm

1 stop28h 30m

Osaka Kansai Intl

Tue 3/17

8:20 am-4:40 pm

1 stop21h 20m

$961

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 2/15

11:10 am-9:50 pm

1 stop20h 40m

Osaka Kansai Intl

Wed 2/25

7:05 am-9:10 am

1 stop16h 05m

$962

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sat 2/28

6:00 pm-4:40 pm

2 stops32h 40m

Osaka Kansai Intl

Tue 3/17

8:20 am-4:40 pm

1 stop21h 20m

$966

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sat 2/28

10:13 pm-5:40 pm

2 stops29h 27m

Osaka Kansai Intl

Thu 3/5

7:25 pm-4:11 pm

2 stops34h 46m

$968

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 56% 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.
Search flight deals

  • 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
1,078 reviews
Search ANA flights
United AirlinesPriceFrom $1,170Free CancellationRating
7.4
9,205 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
Himeji
Izumisano
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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