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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $570

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 10/18. 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 (IAD-ITM)

Cheap round-trip flights

Air Canada Logo
9:00 am - 7:10 pmIAD-ITM
20h 10m2 stops
Air Canada Logo
4:00 pm - 8:29 pmITM-IAD
18h 29m2 stops
$958Air Canada
Find Deal
Mon, Dec 8 - Fri, Dec 12
Air Canada Logo
10:11 pm - 7:10 pmIAD-ITM
30h 59m2 stops
Air Canada Logo
4:00 pm - 9:20 pmITM-IAD
19h 20m2 stops
$994Air Canada
Find Deal
Thu, Nov 27 - Thu, Dec 11
Air Canada Logo
10:20 am - 7:10 pmIAD-ITM
19h 50m2 stops
Air Canada Logo
2:00 pm - 9:38 amITM-IAD
32h 38m2 stops
$1,004Air Canada
Find Deal
Tue, Sep 30 - Tue, Oct 21
ANA Logo
12:25 pm - 7:10 pmIAD-ITM
17h 45m1 stop
ANA Logo
7:30 am - 10:05 amITM-IAD
15h 35m1 stop
$1,079ANA
Find Deal
Sun, Sep 21 - Fri, Oct 3
ANA Logo
12:15 pm - 6:10 pmIAD-ITM
16h 55m1 stop
ANA Logo
7:30 am - 10:05 amITM-IAD
15h 35m1 stop
$1,083ANA
Find Deal
Mon, Sep 8 - Tue, Sep 23
United Airlines Logo
11:05 am - 6:10 pmIAD-ITM
17h 05m1 stop
United Airlines Logo
1:00 pm - 4:40 pmITM-IAD
16h 40m1 stop
$1,112United Airlines
Find Deal
Tue, Feb 10 - Fri, Mar 20
United Airlines Logo
6:00 am - 6:10 pmIAD-ITM
22h 10m2 stops
United Airlines Logo
1:00 pm - 3:40 pmITM-IAD
16h 40m1 stop
$1,116United Airlines
Find Deal
Tue, Nov 4 - Fri, Nov 14
Alaska Airlines Logo
7:00 am - 7:45 pmIAD-ITM
23h 45m2 stops
Alaska Airlines Logo
2:35 pm - 7:33 amITM-IAD
29h 58m2 stops
$1,288Alaska Airlines
Find Deal
Mon, Sep 8 - Tue, Sep 23
Logo
10:20 am - 7:50 pmIAD-ITM
20h 30m2 stops
Logo
1:25 pm - 11:13 amITM-IAD
34h 48m3 stops
$1,302
Find Deal
Thu, Sep 11 - Thu, Sep 18
Logo
6:20 am - 4:05 pmIAD-ITM
20h 45m2 stops
Logo
9:00 am - 3:35 pmITM-IAD
19h 35m1 stop
$1,326
Find Deal
Fri, Aug 29 - Fri, Sep 5

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

Our best ANA deals on Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight tickets
ANA
Sep 21
IAD12:25 pmWashington, D.C. Dulles Intl
17h 45m
1 stop
ITM7:10 pmOsaka Itami
Oct 3
ITM7:30 amOsaka Itami
15h 35m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$1,079
Find similar
ANA
Sep 8
IAD12:15 pmWashington, D.C. Dulles Intl
16h 55m
1 stop
ITM6:10 pmOsaka Itami
Sep 23
ITM7:30 amOsaka Itami
15h 35m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$1,083
Find similar
ANA
Sep 8
IAD8:20 amWashington, D.C. Dulles Intl
22h 55m
2 stops
ITM8:15 pmOsaka Itami
Sep 23
ITM7:05 amOsaka Itami
16h 00m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$1,087
Find similar

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

Our best Japan Airlines deals on Washington, D.C. Dulles Intl Airport to Osaka Itami Airport flight tickets
Japan Airlines
Aug 24
IAD7:00 amWashington, D.C. Dulles Intl
23h 50m
2 stops
ITM7:50 pmOsaka Itami
Sep 8
ITM2:35 pmOsaka Itami
29h 58m
2 stops
IAD7:33 amWashington, D.C. Dulles Intl
$1,656
Find similar
Japan Airlines
Aug 27
IAD7:00 amWashington, D.C. Dulles Intl
23h 50m
2 stops
ITM7:50 pmOsaka Itami
Sep 2
ITM2:35 pmOsaka Itami
29h 58m
2 stops
IAD7:33 amWashington, D.C. Dulles Intl
$2,137
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 August 14, 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

Mon 12/8

9:00 am-7:10 pm

2 stops20h 10m

Osaka Itami

Fri 12/12

4:00 pm-8:29 pm

2 stops18h 29m

$958

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Thu 11/27

10:11 pm-7:10 pm

2 stops30h 59m

Osaka Itami

Thu 12/11

4:00 pm-9:20 pm

2 stops19h 20m

$994

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 9/30

10:20 am-7:10 pm

2 stops19h 50m

Osaka Itami

Tue 10/21

2:00 pm-9:38 am

2 stops32h 38m

$1,004

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 9/21

12:25 pm-7:10 pm

1 stop17h 45m

Osaka Itami

Fri 10/3

7:30 am-10:05 am

1 stop15h 35m

$1,079

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Mon 9/8

12:15 pm-6:10 pm

1 stop16h 55m

Osaka Itami

Tue 9/23

7:30 am-10:05 am

1 stop15h 35m

$1,083

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 2/10

11:05 am-6:10 pm

1 stop17h 05m

Osaka Itami

Fri 3/20

1:00 pm-4:40 pm

1 stop16h 40m

$1,112

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Tue 11/4

6:00 am-6:10 pm

2 stops22h 10m

Osaka Itami

Fri 11/14

1:00 pm-3:40 pm

1 stop16h 40m

$1,116

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Mon 9/8

7:00 am-7:45 pm

2 stops23h 45m

Osaka Itami

Tue 9/23

2:35 pm-7:33 am

2 stops29h 58m

$1,288

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Thu 9/11

10:20 am-7:50 pm

2 stops20h 30m

Osaka Itami

Thu 9/18

1:25 pm-11:13 am

3 stops34h 48m

$1,302

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Fri 8/29

6:20 am-4:05 pm

2 stops20h 45m

Osaka Itami

Fri 9/5

9:00 am-3:35 pm

1 stop19h 35m

$1,326

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

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

Best Price Found

$570

Fastest flight time

16h 55m

Direct flights

None
The best one-way flight to Osaka Itami Airport from Washington, D.C. Dulles Intl Airport in the past 72 hours is $570. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Osaka Itami Airport found on momondo in the last 72 hours is $958.
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. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - 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 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 $1,457Free CancellationRating
8.4
933 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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