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Cheap flights from Osaka Itami Airport to Washington, D.C. from $639

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 5/13. 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.
Japan Airlines Logo
2:35 pm - 6:39 am
ITM
-
IAD
29h 04m
2 stops
Japan Airlines Logo
6:03 am - 7:45 pm
IAD
-
ITM
24h 42m
2 stops
$1,680Japan Airlines
Sun, Jun 14 - Wed, Jun 24
Multiple Airlines Logo
2:35 pm - 12:09 am
ITM
-
IAD
22h 34m
2 stops
Multiple Airlines Logo
6:00 am - 9:35 am
IAD
-
ITM
38h 35m
2 stops
$1,690Multiple Airlines
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
2:35 pm - 11:59 pm
ITM
-
IAD
22h 24m
2 stops
Multiple Airlines Logo
6:03 am - 7:45 pm
IAD
-
ITM
24h 42m
2 stops
$1,755Multiple Airlines
Sun, Jun 14 - Thu, Jun 25
Multiple Airlines Logo
2:35 pm - 11:59 pm
ITM
-
IAD
22h 24m
2 stops
Multiple Airlines Logo
6:03 am - 7:45 pm
IAD
-
ITM
24h 42m
2 stops
$1,760Multiple Airlines
Sun, Jun 14 - Wed, Jun 24
Multiple Airlines Logo
2:35 pm - 11:59 pm
ITM
-
IAD
22h 24m
2 stops
Multiple Airlines Logo
9:00 am - 7:45 pm
IAD
-
ITM
21h 45m
2 stops
$1,795Multiple Airlines
Mon, Jun 1 - Mon, Jun 8
Multiple Airlines Logo
2:35 pm - 5:40 am
ITM
-
IAD
28h 05m
2 stops
Multiple Airlines Logo
5:44 pm - 7:50 pm
IAD
-
ITM
37h 06m
2 stops
$1,803Multiple Airlines
Tue, Sep 1 - Thu, Sep 3
Multiple Airlines Logo
2:35 pm - 7:34 am
ITM
-
IAD
29h 59m
2 stops
Multiple Airlines Logo
6:00 am - 7:45 pm
IAD
-
ITM
24h 45m
2 stops
$1,805Multiple Airlines
Mon, May 18 - Mon, Jun 1
Multiple Airlines Logo
2:35 pm - 5:40 am
ITM
-
IAD
28h 05m
2 stops
Multiple Airlines Logo
5:44 pm - 7:50 pm
IAD
-
ITM
37h 06m
2 stops
$1,810Multiple Airlines
Tue, Sep 1 - Thu, Sep 3
Multiple Airlines Logo
2:35 pm - 11:59 pm
ITM
-
IAD
22h 24m
2 stops
Multiple Airlines Logo
5:44 pm - 7:50 pm
IAD
-
ITM
37h 06m
2 stops
$1,811Multiple Airlines
Tue, Sep 1 - Thu, Sep 3
Multiple Airlines Logo
2:35 pm - 7:34 am
ITM
-
IAD
29h 59m
2 stops
Multiple Airlines Logo
9:00 am - 7:45 pm
IAD
-
ITM
21h 45m
2 stops
$1,812Multiple Airlines
Mon, May 18 - Mon, Jun 1

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
May 18
ITM3:00 pmOsaka Itami
28h 50m
2 stops
IAD6:50 amWashington, D.C. Dulles Intl
Jun 1
IAD12:15 pmWashington, D.C. Dulles Intl
17h 55m
1 stop
ITM7:10 pmOsaka Itami
$1,848
ANA
Jun 1
ITM7:00 pmOsaka Itami
28h 05m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Jun 8
IAD12:15 pmWashington, D.C. Dulles Intl
19h 00m
1 stop
ITM8:15 pmOsaka Itami
$1,850
ANA
Jun 14
ITM7:05 amOsaka Itami
16h 00m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Jun 25
IAD12:15 pmWashington, D.C. Dulles Intl
16h 55m
1 stop
ITM6:10 pmOsaka Itami
$1,857

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

Our best Japan Airlines deals on Osaka Itami Airport to Washington, D.C. Dulles Intl Airport flight tickets
Japan Airlines
Jun 14
ITM2:35 pmOsaka Itami
29h 04m
2 stops
IAD6:39 amWashington, D.C. Dulles Intl
Jun 24
IAD6:03 amWashington, D.C. Dulles Intl
24h 42m
2 stops
ITM7:45 pmOsaka Itami
$1,680
Japan Airlines
Aug 5
ITM2:30 pmOsaka Itami
29h 09m
2 stops
IAD6:39 amWashington, D.C. Dulles Intl
Aug 10
IAD6:03 amWashington, D.C. Dulles Intl
24h 47m
2 stops
ITM7:50 pmOsaka Itami
$1,899
Japan Airlines
Aug 5
ITM2:30 pmOsaka Itami
29h 09m
2 stops
IAD6:39 amWashington, D.C. Dulles Intl
Aug 10
IAD6:03 amWashington, D.C. Dulles Intl
24h 47m
2 stops
ITM7:50 pmOsaka Itami
$1,901

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 April 19, 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

Cheapest round-trip

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 6/14

2:35 pm-6:39 am

2 stops29h 04m

Washington, D.C. Dulles Intl

Wed 6/24

6:03 am-7:45 pm

2 stops24h 42m

$1,680

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 5/12

2:35 pm-12:09 am

2 stops22h 34m

Washington, D.C. Dulles Intl

Tue 5/19

6:00 am-9:35 am

2 stops38h 35m

$1,690

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 6/14

2:35 pm-11:59 pm

2 stops22h 24m

Washington, D.C. Dulles Intl

Thu 6/25

6:03 am-7:45 pm

2 stops24h 42m

$1,755

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Sun 6/14

2:35 pm-11:59 pm

2 stops22h 24m

Washington, D.C. Dulles Intl

Wed 6/24

6:03 am-7:45 pm

2 stops24h 42m

$1,760
Quickest round-trip

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Mon 6/1

2:35 pm-11:59 pm

2 stops22h 24m

Washington, D.C. Dulles Intl

Mon 6/8

9:00 am-7:45 pm

2 stops21h 45m

$1,795

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 9/1

2:35 pm-5:40 am

2 stops28h 05m

Washington, D.C. Dulles Intl

Thu 9/3

5:44 pm-7:50 pm

2 stops37h 06m

$1,803

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Mon 5/18

2:35 pm-7:34 am

2 stops29h 59m

Washington, D.C. Dulles Intl

Mon 6/1

6:00 am-7:45 pm

2 stops24h 45m

$1,805

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 9/1

2:35 pm-5:40 am

2 stops28h 05m

Washington, D.C. Dulles Intl

Thu 9/3

5:44 pm-7:50 pm

2 stops37h 06m

$1,810

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 9/1

2:35 pm-11:59 pm

2 stops22h 24m

Washington, D.C. Dulles Intl

Thu 9/3

5:44 pm-7:50 pm

2 stops37h 06m

$1,811

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Mon 5/18

2:35 pm-7:34 am

2 stops29h 59m

Washington, D.C. Dulles Intl

Mon 6/1

9:00 am-7:45 pm

2 stops21h 45m

$1,812

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 Washington, D.C. from

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 69% 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

21h 23m

Direct flights

None
The fastest flight from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport takes 21h 23m
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.
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Frequently asked questions about flying from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport

  • 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 21h 23m.

  • 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
Laurel
Colonial Beach
Gaithersburg
Towson
Fredericksburg
Silver Spring
Rockville
Sterling
Manassas
Tysons
Linthicum Heights
Bethesda
Fairfax

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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