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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $442

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 1/26. 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
10:06 pm - 7:10 pm
IAD
-
ITM
31h 04m2 stops
Air Canada Logo
4:00 pm - 9:25 pm
ITM
-
IAD
19h 25m2 stops
$904Air Canada
Sun, Jan 11 - Tue, Jan 20
Air Canada Logo
9:00 am - 8:20 pm
IAD
-
ITM
21h 20m2 stops
Air Canada Logo
2:05 pm - 8:54 pm
ITM
-
IAD
20h 49m2 stops
$942Air Canada
Mon, Jan 26 - Mon, Feb 9
Air Canada Logo
9:00 am - 7:10 pm
IAD
-
ITM
20h 10m2 stops
Air Canada Logo
2:05 pm - 8:54 pm
ITM
-
IAD
20h 49m2 stops
$943Air Canada
Tue, Jan 27 - Tue, Feb 3
Air Canada Logo
9:00 am - 8:20 pm
IAD
-
ITM
21h 20m2 stops
Air Canada Logo
4:00 pm - 8:29 pm
ITM
-
IAD
18h 29m2 stops
$944Air Canada
Fri, Jan 30 - Fri, Feb 13
ANA Logo
12:15 pm - 6:10 pm
IAD
-
ITM
16h 55m1 stop
ANA Logo
8:20 pm - 10:05 am
ITM
-
IAD
26h 45m1 stop
$947ANA
Sun, Apr 19 - Wed, Apr 29
ANA Logo
8:20 am - 6:10 pm
IAD
-
ITM
20h 50m2 stops
ANA Logo
8:20 pm - 10:05 am
ITM
-
IAD
26h 45m1 stop
$951ANA
Sun, Apr 19 - Wed, Apr 29
ANA Logo
8:20 am - 6:55 pm
IAD
-
ITM
20h 35m2 stops
ANA Logo
2:00 pm - 9:10 am
ITM
-
IAD
33h 10m1 stop
$952ANA
Sun, Jan 11 - Tue, Jan 20
ANA Logo
11:10 am - 6:10 pm
IAD
-
ITM
17h 00m1 stop
ANA Logo
8:20 pm - 9:10 am
ITM
-
IAD
26h 50m1 stop
$954ANA
Tue, Jan 27 - Mon, Feb 9
United Airlines Logo
11:10 am - 6:10 pm
IAD
-
ITM
17h 00m1 stop
United Airlines Logo
1:00 pm - 9:10 am
ITM
-
IAD
34h 10m1 stop
$960United Airlines
Mon, Jan 26 - Tue, Feb 10
ANA Logo
8:15 am - 6:55 pm
IAD
-
ITM
20h 40m2 stops
ANA Logo
2:00 pm - 8:42 pm
ITM
-
IAD
19h 42m2 stops
$961ANA
Wed, Mar 4 - Wed, Mar 18

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

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight tickets
Lufthansa
Dec 29
IAD10:55 pmWashington, D.C. Dulles Intl
49h 15m
2 stops
ITM2:10 pmOsaka Itami
Jan 7
ITM8:00 amOsaka Itami
50h 05m
2 stops
IAD8:05 pmWashington, D.C. Dulles Intl
$3,468
Find similar
Lufthansa
Dec 29
IAD10:55 pmWashington, D.C. Dulles Intl
49h 15m
2 stops
ITM2:10 pmOsaka Itami
Jan 8
ITM8:00 amOsaka Itami
50h 05m
2 stops
IAD8:05 pmWashington, D.C. Dulles Intl
$3,731
Find similar
Lufthansa
Dec 29
IAD10:55 pmWashington, D.C. Dulles Intl
49h 15m
2 stops
ITM2:10 pmOsaka Itami
Jan 6
ITM10:00 amOsaka Itami
72h 05m
2 stops
IAD8:05 pmWashington, D.C. Dulles Intl
$4,049
Find similar

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight tickets
United Airlines
Jan 26
IAD11:10 amWashington, D.C. Dulles Intl
17h 00m
1 stop
ITM6:10 pmOsaka Itami
Feb 10
ITM1:00 pmOsaka Itami
34h 10m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
$960
Find similar
United Airlines
Jan 25
IAD7:45 pmWashington, D.C. Dulles Intl
32h 25m
2 stops
ITM6:10 pmOsaka Itami
Feb 10
ITM1:00 pmOsaka Itami
16h 40m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
$965
Find similar
United Airlines
Jan 27
IAD6:00 amWashington, D.C. Dulles Intl
22h 10m
2 stops
ITM6:10 pmOsaka Itami
Feb 3
ITM1:00 pmOsaka Itami
16h 40m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
$1,065
Find similar

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 December 15, 2025.
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

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 1/11

10:06 pm-7:10 pm

2 stops31h 04m

Osaka Itami

Tue 1/20

4:00 pm-9:25 pm

2 stops19h 25m

$904

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Mon 1/26

9:00 am-8:20 pm

2 stops21h 20m

Osaka Itami

Mon 2/9

2:05 pm-8:54 pm

2 stops20h 49m

$942

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 1/27

9:00 am-7:10 pm

2 stops20h 10m

Osaka Itami

Tue 2/3

2:05 pm-8:54 pm

2 stops20h 49m

$943

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Fri 1/30

9:00 am-8:20 pm

2 stops21h 20m

Osaka Itami

Fri 2/13

4:00 pm-8:29 pm

2 stops18h 29m

$944

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 4/19

12:15 pm-6:10 pm

1 stop16h 55m

Osaka Itami

Wed 4/29

8:20 pm-10:05 am

1 stop26h 45m

$947

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 4/19

8:20 am-6:10 pm

2 stops20h 50m

Osaka Itami

Wed 4/29

8:20 pm-10:05 am

1 stop26h 45m

$951

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 1/11

8:20 am-6:55 pm

2 stops20h 35m

Osaka Itami

Tue 1/20

2:00 pm-9:10 am

1 stop33h 10m

$952

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 1/27

11:10 am-6:10 pm

1 stop17h 00m

Osaka Itami

Mon 2/9

8:20 pm-9:10 am

1 stop26h 50m

$954

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Mon 1/26

11:10 am-6:10 pm

1 stop17h 00m

Osaka Itami

Tue 2/10

1:00 pm-9:10 am

1 stop34h 10m

$960

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 3/4

8:15 am-6:55 pm

2 stops20h 40m

Osaka Itami

Wed 3/18

2:00 pm-8:42 pm

2 stops19h 42m

$961

Flights are sorted by cheapest round-trip flights 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

What is the cheapest day to depart on your flight to Osaka Itami Airport?

The cheapest day to depart on your flight to Osaka Itami Airport is on a Friday when prices can be found for as low as $1,020. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Osaka Itami Airport is Saturday, with ticket prices averaging around $1,772.

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

17h 00m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport takes 17h 00m
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

  • 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 17h 00m, 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 $1,264Free CancellationRating
8.4
1,023 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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