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Cheap flights from Osaka Itami Airport to Washington, D.C. from $525

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Osaka Itami Airport to Washington, D.C. departing on 5/21. 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 Osaka Itami Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:20 am - 10:30 pm
ITM
-
IAD
27h 10m
2 stops
Multiple Airlines Logo
12:15 pm - 6:10 pm
IAD
-
ITM
16h 55m
1 stop
$1,489Multiple Airlines
Mon, Aug 3 - Wed, Aug 12
Multiple Airlines Logo
10:40 am - 8:29 pm
ITM
-
IAD
46h 49m
3 stops
Multiple Airlines Logo
12:15 pm - 6:10 pm
IAD
-
ITM
16h 55m
1 stop
$1,567Multiple Airlines
Sun, Apr 12 - Sun, Apr 19
ANA Logo
12:00 pm - 3:50 pm
ITM
-
IAD
16h 50m
1 stop
ANA Logo
12:50 pm - 8:15 pm
IAD
-
ITM
18h 25m
1 stop
$1,822ANA
Fri, Aug 21 - Sat, Aug 29
ANA Logo
7:30 am - 10:05 am
ITM
-
IAD
15h 35m
1 stop
ANA Logo
12:15 pm - 6:10 pm
IAD
-
ITM
16h 55m
1 stop
$1,827ANA
Thu, Aug 20 - Sun, Aug 30
Air France Logo
7:35 pm - 4:05 pm
ITM
-
IAD
57h 30m
2 stops
Air France Logo
6:15 pm - 9:35 am
IAD
-
ITM
26h 20m
2 stops
$1,842Air France
Tue, Apr 14 - Tue, Apr 21
ANA Logo
7:05 am - 10:05 am
ITM
-
IAD
16h 00m
1 stop
ANA Logo
12:15 pm - 7:10 pm
IAD
-
ITM
17h 55m
1 stop
$1,847ANA
Wed, Apr 15 - Wed, Apr 22
ANA Logo
8:20 pm - 10:05 am
ITM
-
IAD
26h 45m
1 stop
ANA Logo
12:15 pm - 6:10 pm
IAD
-
ITM
16h 55m
1 stop
$1,858ANA
Sun, Apr 12 - Sun, Apr 19
Multiple Airlines Logo
2:35 pm - 11:59 pm
ITM
-
IAD
22h 24m
2 stops
Multiple Airlines Logo
6:00 am - 7:45 pm
IAD
-
ITM
24h 45m
2 stops
$1,864Multiple Airlines
Sat, Jun 20 - Thu, Jun 25
ANA Logo
8:20 pm - 10:05 am
ITM
-
IAD
26h 45m
1 stop
ANA Logo
12:15 pm - 6:10 pm
IAD
-
ITM
16h 55m
1 stop
$1,868ANA
Sun, Apr 12 - Sun, Apr 19
ANA Logo
8:20 pm - 10:05 am
ITM
-
IAD
26h 45m
1 stop
ANA Logo
12:15 pm - 7:10 pm
IAD
-
ITM
17h 55m
1 stop
$1,869ANA
Thu, Apr 9 - Mon, Apr 13

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

Our best ANA deals on Osaka Itami Airport to Washington, D.C. Dulles Intl Airport flight tickets
ANA
Aug 21
ITM12:00 pmOsaka Itami
16h 50m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Aug 29
IAD12:50 pmWashington, D.C. Dulles Intl
18h 25m
1 stop
ITM8:15 pmOsaka Itami
$1,822
ANA
Aug 20
ITM7:30 amOsaka Itami
15h 35m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Aug 30
IAD12:15 pmWashington, D.C. Dulles Intl
16h 55m
1 stop
ITM6:10 pmOsaka Itami
$1,827
ANA
Apr 15
ITM7:05 amOsaka Itami
16h 00m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Apr 22
IAD12:15 pmWashington, D.C. Dulles Intl
17h 55m
1 stop
ITM7:10 pmOsaka Itami
$1,847

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

Our best United Airlines deals on Osaka Itami Airport to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Apr 14
ITM12:55 pmOsaka Itami
21h 09m
2 stops
IAD9:04 pmWashington, D.C. Dulles Intl
Apr 21
IAD6:30 amWashington, D.C. Dulles Intl
21h 35m
2 stops
ITM5:05 pmOsaka Itami
$1,998
United Airlines
Apr 13
ITM12:55 pmOsaka Itami
21h 09m
2 stops
IAD9:04 pmWashington, D.C. Dulles Intl
Apr 20
IAD6:00 amWashington, D.C. Dulles Intl
22h 05m
2 stops
ITM5:05 pmOsaka Itami
$2,119

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Itami Airport to Washington, D.C. Dulles 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 2, 2026.
Use the filters below to find and compare flights from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Mon 8/3

8:20 am-10:30 pm

2 stops27h 10m

Washington, D.C. Dulles Intl

Wed 8/12

12:15 pm-6:10 pm

1 stop16h 55m

$1,489

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 4/12

10:40 am-8:29 pm

3 stops46h 49m

Washington, D.C. Dulles Intl

Sun 4/19

12:15 pm-6:10 pm

1 stop16h 55m

$1,567

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Fri 8/21

12:00 pm-3:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Sat 8/29

12:50 pm-8:15 pm

1 stop18h 25m

$1,822

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 8/20

7:30 am-10:05 am

1 stop15h 35m

Washington, D.C. Dulles Intl

Sun 8/30

12:15 pm-6:10 pm

1 stop16h 55m

$1,827

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 4/14

7:35 pm-4:05 pm

2 stops57h 30m

Washington, D.C. Dulles Intl

Tue 4/21

6:15 pm-9:35 am

2 stops26h 20m

$1,842

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Wed 4/15

7:05 am-10:05 am

1 stop16h 00m

Washington, D.C. Dulles Intl

Wed 4/22

12:15 pm-7:10 pm

1 stop17h 55m

$1,847

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 4/12

8:20 pm-10:05 am

1 stop26h 45m

Washington, D.C. Dulles Intl

Sun 4/19

12:15 pm-6:10 pm

1 stop16h 55m

$1,858

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sat 6/20

2:35 pm-11:59 pm

2 stops22h 24m

Washington, D.C. Dulles Intl

Thu 6/25

6:00 am-7:45 pm

2 stops24h 45m

$1,864

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 4/12

8:20 pm-10:05 am

1 stop26h 45m

Washington, D.C. Dulles Intl

Sun 4/19

12:15 pm-6:10 pm

1 stop16h 55m

$1,868

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 4/9

8:20 pm-10:05 am

1 stop26h 45m

Washington, D.C. Dulles Intl

Mon 4/13

12:15 pm-7:10 pm

1 stop17h 55m

$1,869

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

You could potentially save up to 74% on your flight if you consider stops on a Osaka Itami Airport to Washington, D.C. Dulles Intl Airport flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Osaka Itami Airport to Washington, D.C. Dulles Intl Airport (ITM to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport

Fastest flight time

15h 35m

Direct flights

None
The fastest flight from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport takes 15h 35m
There are no direct flights from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    The straight-line distance from Osaka Itami to Washington, D.C. Dulles Intl is 6920.9 mi. In terms of flight time, this usually takes a little over 15h 35m.

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

    Prices for flights from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles 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 Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Colonial Beach
Laurel
Towson
Silver Spring
Gaithersburg
Tysons
Fredericksburg
Rockville
Manassas
Springfield
Fairfax
Bethesda
Sterling

Why use momondo?

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

It is quick and easy to find Osaka to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Osaka to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Osaka to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

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 Washington, D.C. from Osaka.

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

Of course. momondo tracks the price of Osaka to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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