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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $579

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 7/15. 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
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.
Air Canada Logo
9:45 am - 6:55 pm
IAD
-
ITM
20h 10m
2 stops
Air Canada Logo
2:00 pm - 8:25 pm
ITM
-
IAD
19h 25m
2 stops
$1,266Air Canada
Tue, Sep 15 - Wed, Sep 30
ANA Logo
12:15 pm - 8:35 pm
IAD
-
ITM
19h 20m
1 stop
ANA Logo
11:00 am - 3:35 pm
ITM
-
IAD
17h 35m
1 stop
$1,396ANA
Tue, Sep 22 - Thu, Oct 8
ANA Logo
8:15 am - 8:15 pm
IAD
-
ITM
23h 00m
2 stops
ANA Logo
12:00 pm - 3:35 pm
ITM
-
IAD
16h 35m
1 stop
$1,401ANA
Tue, Sep 22 - Thu, Oct 8
ANA Logo
12:15 pm - 8:15 pm
IAD
-
ITM
19h 00m
1 stop
ANA Logo
11:00 am - 3:35 pm
ITM
-
IAD
17h 35m
1 stop
$1,413ANA
Mon, Oct 12 - Tue, Oct 20
ANA Logo
12:35 pm - 7:10 pm
IAD
-
ITM
17h 35m
1 stop
ANA Logo
8:00 am - 3:35 pm
ITM
-
IAD
20h 35m
1 stop
$1,418ANA
Sun, Sep 27 - Wed, Oct 14
ANA Logo
12:35 pm - 8:15 pm
IAD
-
ITM
18h 40m
1 stop
ANA Logo
8:00 am - 3:35 pm
ITM
-
IAD
20h 35m
1 stop
$1,421ANA
Sun, Sep 27 - Thu, Oct 8
Air Canada Logo
9:45 am - 6:55 pm
IAD
-
ITM
20h 10m
2 stops
Air Canada Logo
2:00 pm - 8:25 pm
ITM
-
IAD
19h 25m
2 stops
$1,425Air Canada
Sun, Aug 30 - Sun, Sep 13
ANA Logo
12:35 pm - 7:10 pm
IAD
-
ITM
17h 35m
1 stop
ANA Logo
11:00 am - 3:35 pm
ITM
-
IAD
17h 35m
1 stop
$1,440ANA
Wed, Sep 30 - Wed, Oct 21
ANA Logo
12:35 pm - 8:15 pm
IAD
-
ITM
18h 40m
1 stop
ANA Logo
7:30 am - 10:05 am
ITM
-
IAD
15h 35m
1 stop
$1,444ANA
Tue, Sep 22 - Thu, Oct 8
ANA Logo
8:15 am - 8:15 pm
IAD
-
ITM
23h 00m
2 stops
ANA Logo
7:30 am - 10:05 am
ITM
-
IAD
15h 35m
1 stop
$1,446ANA
Tue, Sep 22 - Thu, Oct 8

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight tickets
Air Canada
Sep 15
IAD9:45 amWashington, D.C. Dulles Intl
20h 10m
2 stops
ITM6:55 pmOsaka Itami
Sep 30
ITM2:00 pmOsaka Itami
19h 25m
2 stops
IAD8:25 pmWashington, D.C. Dulles Intl
$1,266
Air Canada
Aug 30
IAD9:45 amWashington, D.C. Dulles Intl
20h 10m
2 stops
ITM6:55 pmOsaka Itami
Sep 13
ITM2:00 pmOsaka Itami
19h 25m
2 stops
IAD8:25 pmWashington, D.C. Dulles Intl
$1,425
Air Canada
Aug 30
IAD9:55 amWashington, D.C. Dulles Intl
20h 00m
2 stops
ITM6:55 pmOsaka Itami
Sep 13
ITM12:50 pmOsaka Itami
20h 35m
2 stops
IAD8:25 pmWashington, D.C. Dulles Intl
$1,479

American Airlines flights from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight tickets
American Airlines
Sep 27
IAD6:24 amWashington, D.C. Dulles Intl
23h 16m
2 stops
ITM6:40 pmOsaka Itami
Oct 8
ITM3:45 pmOsaka Itami
26h 15m
2 stops
IAD5:00 amWashington, D.C. Dulles Intl
$1,469
American Airlines
Oct 4
IAD6:24 amWashington, D.C. Dulles Intl
22h 11m
2 stops
ITM5:35 pmOsaka Itami
Oct 20
ITM7:30 amOsaka Itami
19h 30m
2 stops
IAD2:00 pmWashington, D.C. Dulles Intl
$1,489
American Airlines
Oct 21
IAD6:24 amWashington, D.C. Dulles Intl
22h 11m
2 stops
ITM5:35 pmOsaka Itami
Nov 16
ITM1:40 pmOsaka Itami
22h 52m
2 stops
IAD10:32 pmWashington, D.C. Dulles Intl
$1,519

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Osaka Itami 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 April 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 9/15

9:45 am-6:55 pm

2 stops20h 10m

Osaka Itami

Wed 9/30

2:00 pm-8:25 pm

2 stops19h 25m

$1,266

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 9/22

12:15 pm-8:35 pm

1 stop19h 20m

Osaka Itami

Thu 10/8

11:00 am-3:35 pm

1 stop17h 35m

$1,396

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 9/22

8:15 am-8:15 pm

2 stops23h 00m

Osaka Itami

Thu 10/8

12:00 pm-3:35 pm

1 stop16h 35m

$1,401

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Mon 10/12

12:15 pm-8:15 pm

1 stop19h 00m

Osaka Itami

Tue 10/20

11:00 am-3:35 pm

1 stop17h 35m

$1,413

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 9/27

12:35 pm-7:10 pm

1 stop17h 35m

Osaka Itami

Wed 10/14

8:00 am-3:35 pm

1 stop20h 35m

$1,418

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 9/27

12:35 pm-8:15 pm

1 stop18h 40m

Osaka Itami

Thu 10/8

8:00 am-3:35 pm

1 stop20h 35m

$1,421

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 8/30

9:45 am-6:55 pm

2 stops20h 10m

Osaka Itami

Sun 9/13

2:00 pm-8:25 pm

2 stops19h 25m

$1,425

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 9/30

12:35 pm-7:10 pm

1 stop17h 35m

Osaka Itami

Wed 10/21

11:00 am-3:35 pm

1 stop17h 35m

$1,440
Quickest round-trip

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 9/22

12:35 pm-8:15 pm

1 stop18h 40m

Osaka Itami

Thu 10/8

7:30 am-10:05 am

1 stop15h 35m

$1,444

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 9/22

8:15 am-8:15 pm

2 stops23h 00m

Osaka Itami

Thu 10/8

7:30 am-10:05 am

1 stop15h 35m

$1,446

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 Itami 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 Itami Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Osaka Itami 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 Itami 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 Itami Airport (IAD to ITM) 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 Itami Airport

Fastest flight time

16h 55m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport takes 16h 55m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport.
Search flight deals

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

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

    A flight from Washington, D.C. Dulles Intl to Osaka Itami will travel around 6920.9 mi. Flights usually cover this in 16h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport.

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

    The travel and health documents you'll need for your trip to Osaka Itami 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 Itami 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 Itami Airport?

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport with momondo
Airline
Rating
Free Cancellation
Price
ANAPriceFrom $1,159Free CancellationRating
8.4
1,192 reviews
Search ANA flights

Traveling to a place near Osaka?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Osaka?

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?

Yes. momondo allows you to filter the results for Washington, D.C. to Osaka flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Osaka from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Osaka right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Osaka now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Osaka and let you know when they change.

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