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Cheap flights from Osaka Itami Airport to Washington, D.C. from $531

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 9/7. 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. (ITM-IAD)

Cheap round-trip flights

Air Canada Logo
1:00 pm - 9:25 pmITM-IAD
21h 25m2 stops
Air Canada Logo
10:20 am - 6:55 pmIAD-ITM
19h 35m2 stops
$1,468Air Canada
Find Deal
Thu, Oct 9 - Mon, Oct 13
American Airlines Logo
1:30 pm - 10:51 pmITM-IAD
22h 21m2 stops
American Airlines Logo
5:54 pm - 6:45 pmIAD-ITM
35h 51m2 stops
$1,481American Airlines
Find Deal
Thu, Oct 16 - Mon, Oct 20
Air Canada Logo
1:00 pm - 9:38 amITM-IAD
33h 38m2 stops
Air Canada Logo
2:25 pm - 6:55 pmIAD-ITM
39h 30m2 stops
$1,499Air Canada
Find Deal
Thu, Oct 16 - Mon, Oct 20
Air Canada Logo
1:00 pm - 9:38 amITM-IAD
33h 38m2 stops
Air Canada Logo
2:25 pm - 6:55 pmIAD-ITM
39h 30m2 stops
$1,502Air Canada
Find Deal
Thu, Oct 16 - Mon, Oct 20
American Airlines Logo
8:25 am - 6:56 pmITM-IAD
23h 31m2 stops
American Airlines Logo
6:25 am - 6:40 pmIAD-ITM
23h 15m2 stops
$1,528American Airlines
Find Deal
Tue, Aug 26 - Tue, Sep 16
American Airlines Logo
8:25 am - 6:56 pmITM-IAD
23h 31m2 stops
American Airlines Logo
6:25 am - 6:40 pmIAD-ITM
23h 15m2 stops
$1,531American Airlines
Find Deal
Tue, Aug 26 - Tue, Sep 16
United Airlines Logo
1:00 pm - 3:40 pmITM-IAD
16h 40m1 stop
United Airlines Logo
6:00 am - 6:10 pmIAD-ITM
22h 10m2 stops
$1,565United Airlines
Find Deal
Fri, Dec 19 - Mon, Jan 5
United Airlines Logo
1:00 pm - 3:40 pmITM-IAD
16h 40m1 stop
United Airlines Logo
6:00 am - 6:10 pmIAD-ITM
22h 10m2 stops
$1,568United Airlines
Find Deal
Fri, Dec 19 - Mon, Jan 5
ANA Logo
11:00 am - 8:55 pmITM-IAD
22h 55m2 stops
ANA Logo
12:25 pm - 8:15 pmIAD-ITM
18h 50m1 stop
$1,703ANA
Find Deal
Thu, Oct 9 - Mon, Oct 13
ANA Logo
7:05 am - 10:05 amITM-IAD
16h 00m1 stop
ANA Logo
8:20 am - 8:15 pmIAD-ITM
22h 55m2 stops
$1,724ANA
Find Deal
Thu, Oct 16 - Mon, Oct 20

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

Our best Air Canada deals on Osaka Itami Airport to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Oct 9
ITM1:00 pmOsaka Itami
21h 25m
2 stops
IAD9:25 pmWashington, D.C. Dulles Intl
Oct 13
IAD10:20 amWashington, D.C. Dulles Intl
19h 35m
2 stops
ITM6:55 pmOsaka Itami
$1,468
Find similar
Air Canada
Oct 16
ITM1:00 pmOsaka Itami
33h 38m
2 stops
IAD9:38 amWashington, D.C. Dulles Intl
Oct 20
IAD2:25 pmWashington, D.C. Dulles Intl
39h 30m
2 stops
ITM6:55 pmOsaka Itami
$1,499
Find similar
Air Canada
Oct 16
ITM1:00 pmOsaka Itami
33h 38m
2 stops
IAD9:38 amWashington, D.C. Dulles Intl
Oct 20
IAD2:25 pmWashington, D.C. Dulles Intl
39h 30m
2 stops
ITM6:55 pmOsaka Itami
$1,502
Find similar

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
Oct 9
ITM11:00 amOsaka Itami
22h 55m
2 stops
IAD8:55 pmWashington, D.C. Dulles Intl
Oct 13
IAD12:25 pmWashington, D.C. Dulles Intl
18h 50m
1 stop
ITM8:15 pmOsaka Itami
$1,703
Find similar
ANA
Oct 16
ITM7:05 amOsaka Itami
16h 00m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Oct 20
IAD8:20 amWashington, D.C. Dulles Intl
22h 55m
2 stops
ITM8:15 pmOsaka Itami
$1,724
Find similar
ANA
Oct 16
ITM7:30 amOsaka Itami
15h 35m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Oct 20
IAD8:20 amWashington, D.C. Dulles Intl
22h 55m
2 stops
ITM8:15 pmOsaka Itami
$1,728
Find similar

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 August 14, 2025.
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

Thu 10/9

1:00 pm-9:25 pm

2 stops21h 25m

Washington, D.C. Dulles Intl

Mon 10/13

10:20 am-6:55 pm

2 stops19h 35m

$1,468

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 10/16

1:30 pm-10:51 pm

2 stops22h 21m

Washington, D.C. Dulles Intl

Mon 10/20

5:54 pm-6:45 pm

2 stops35h 51m

$1,481

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 10/16

1:00 pm-9:38 am

2 stops33h 38m

Washington, D.C. Dulles Intl

Mon 10/20

2:25 pm-6:55 pm

2 stops39h 30m

$1,499

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 10/16

1:00 pm-9:38 am

2 stops33h 38m

Washington, D.C. Dulles Intl

Mon 10/20

2:25 pm-6:55 pm

2 stops39h 30m

$1,502

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 8/26

8:25 am-6:56 pm

2 stops23h 31m

Washington, D.C. Dulles Intl

Tue 9/16

6:25 am-6:40 pm

2 stops23h 15m

$1,528

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 8/26

8:25 am-6:56 pm

2 stops23h 31m

Washington, D.C. Dulles Intl

Tue 9/16

6:25 am-6:40 pm

2 stops23h 15m

$1,531

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Fri 12/19

1:00 pm-3:40 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Mon 1/5

6:00 am-6:10 pm

2 stops22h 10m

$1,565

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Fri 12/19

1:00 pm-3:40 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Mon 1/5

6:00 am-6:10 pm

2 stops22h 10m

$1,568

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 10/9

11:00 am-8:55 pm

2 stops22h 55m

Washington, D.C. Dulles Intl

Mon 10/13

12:25 pm-8:15 pm

1 stop18h 50m

$1,703

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 10/16

7:05 am-10:05 am

1 stop16h 00m

Washington, D.C. Dulles Intl

Mon 10/20

8:20 am-8:15 pm

2 stops22h 55m

$1,724

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

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $1,638. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport for around $1,964.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Osaka Itami Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,638 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,966 on average. Flights to Washington, D.C. Dulles Intl Airport from Osaka Itami Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Best Price Found

$531

Fastest flight time

15h 35m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Osaka Itami Airport in the past 72 hours is $531. The best round-trip flight deal from Osaka Itami Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $1,468.
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. Popular non-direct route for this connection is Osaka Itami Airport - 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
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Tysons
Laurel
Silver Spring
Waldorf
Fredericksburg
Colonial Beach
Manassas
Harpers Ferry
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

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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