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Cheap flights from Osaka Itami Airport to Washington, D.C. from $437

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 12/3. 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.
American Airlines Logo
2:40 pm - 10:58 pmITM-BWI
22h 18m2 stops
American Airlines Logo
6:00 am - 7:55 pmBWI-ITM
23h 55m2 stops
$1,462American Airlines
Find Deal
Tue, Dec 23 - Tue, Dec 30
Japan Airlines Logo
12:30 pm - 10:33 pmITM-DCA
23h 03m2 stops
Japan Airlines Logo
9:59 pm - 7:50 pmDCA-ITM
32h 51m2 stops
$1,489Japan Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 18
Japan Airlines Logo
7:05 am - 10:33 pmITM-DCA
28h 28m2 stops
Japan Airlines Logo
9:59 pm - 7:50 pmDCA-ITM
32h 51m2 stops
$1,491Japan Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
12:00 pm - 4:02 pmITM-IAD
41h 02m2 stops
United Airlines Logo
10:05 am - 5:05 pmIAD-ITM
42h 00m2 stops
$1,557United Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
12:00 pm - 5:30 pmITM-IAD
42h 30m2 stops
United Airlines Logo
10:05 am - 5:05 pmIAD-ITM
42h 00m2 stops
$1,559United Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
12:00 pm - 3:40 pmITM-IAD
16h 40m1 stop
United Airlines Logo
10:10 pm - 5:05 pmIAD-ITM
29h 55m2 stops
$1,571United Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 18
ANA Logo
7:05 am - 9:10 amITM-IAD
16h 05m1 stop
ANA Logo
8:15 am - 6:55 pmIAD-ITM
20h 40m2 stops
$1,783ANA
Find Deal
Thu, Dec 25 - Thu, Jan 1
ANA Logo
2:05 pm - 9:21 pmITM-IAD
21h 16m2 stops
ANA Logo
8:15 am - 6:55 pmIAD-ITM
20h 40m2 stops
$1,786ANA
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Thu, Dec 25 - Thu, Jan 1
Alaska Airlines Logo
2:40 pm - 6:13 amITM-IAD
29h 33m2 stops
Alaska Airlines Logo
7:33 am - 7:55 pmIAD-ITM
22h 22m2 stops
$2,271Alaska Airlines
Find Deal
Mon, Dec 22 - Fri, Jan 2
Alaska Airlines Logo
2:40 pm - 9:59 pmITM-DCA
21h 19m2 stops
Alaska Airlines Logo
6:57 pm - 7:55 pmDCA-ITM
34h 58m3 stops
$2,775Alaska Airlines
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Thu, Dec 25 - Thu, Jan 1

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

Our best United Airlines deals on Osaka Itami Airport to Washington, D.C. flight tickets
United Airlines
Apr 14
ITM12:00 pmOsaka Itami
41h 02m
2 stops
IAD4:02 pmWashington, D.C. Dulles Intl
Apr 18
IAD10:05 amWashington, D.C. Dulles Intl
42h 00m
2 stops
ITM5:05 pmOsaka Itami
$1,557
Find similar
United Airlines
Apr 14
ITM12:00 pmOsaka Itami
42h 30m
2 stops
IAD5:30 pmWashington, D.C. Dulles Intl
Apr 18
IAD10:05 amWashington, D.C. Dulles Intl
42h 00m
2 stops
ITM5:05 pmOsaka Itami
$1,559
Find similar
United Airlines
Apr 14
ITM12:00 pmOsaka Itami
16h 40m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Apr 18
IAD10:10 pmWashington, D.C. Dulles Intl
29h 55m
2 stops
ITM5:05 pmOsaka Itami
$1,571
Find similar

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

Our best ANA deals on Osaka Itami Airport to Washington, D.C. flight tickets
ANA
Dec 25
ITM7:05 amOsaka Itami
16h 05m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
Jan 1
IAD8:15 amWashington, D.C. Dulles Intl
20h 40m
2 stops
ITM6:55 pmOsaka Itami
$1,783
Find similar
ANA
Dec 25
ITM2:05 pmOsaka Itami
21h 16m
2 stops
IAD9:21 pmWashington, D.C. Dulles Intl
Jan 1
IAD8:15 amWashington, D.C. Dulles Intl
20h 40m
2 stops
ITM6:55 pmOsaka Itami
$1,786
Find similar
ANA
Dec 25
ITM8:00 amOsaka Itami
15h 10m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
Jan 1
IAD11:10 amWashington, D.C. Dulles Intl
17h 00m
1 stop
ITM6:10 pmOsaka Itami
$1,788
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Itami Airport to Washington, D.C. 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 November 10, 2025.
Use the filters below to find and compare flights from Osaka Itami Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaBaltimore

ITM - BWI

ITMBWI

Osaka Itami

Tue 12/23

2:40 pm-10:58 pm

2 stops22h 18m

Baltimore/Washington

Tue 12/30

6:00 am-7:55 pm

2 stops23h 55m

$1,462

OsakaWashington, D.C.

ITM - DCA

ITMDCA

Osaka Itami

Tue 4/14

12:30 pm-10:33 pm

2 stops23h 03m

Washington, D.C. Reagan-National

Sat 4/18

9:59 pm-7:50 pm

2 stops32h 51m

$1,489

OsakaWashington, D.C.

ITM - DCA

ITMDCA

Osaka Itami

Tue 4/14

7:05 am-10:33 pm

2 stops28h 28m

Washington, D.C. Reagan-National

Sat 4/18

9:59 pm-7:50 pm

2 stops32h 51m

$1,491

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 4/14

12:00 pm-4:02 pm

2 stops41h 02m

Washington, D.C. Dulles Intl

Sat 4/18

10:05 am-5:05 pm

2 stops42h 00m

$1,557

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 4/14

12:00 pm-5:30 pm

2 stops42h 30m

Washington, D.C. Dulles Intl

Sat 4/18

10:05 am-5:05 pm

2 stops42h 00m

$1,559

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Tue 4/14

12:00 pm-3:40 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Sat 4/18

10:10 pm-5:05 pm

2 stops29h 55m

$1,571

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 12/25

7:05 am-9:10 am

1 stop16h 05m

Washington, D.C. Dulles Intl

Thu 1/1

8:15 am-6:55 pm

2 stops20h 40m

$1,783

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Thu 12/25

2:05 pm-9:21 pm

2 stops21h 16m

Washington, D.C. Dulles Intl

Thu 1/1

8:15 am-6:55 pm

2 stops20h 40m

$1,786

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Mon 12/22

2:40 pm-6:13 am

2 stops29h 33m

Washington, D.C. Dulles Intl

Fri 1/2

7:33 am-7:55 pm

2 stops22h 22m

$2,271

OsakaWashington, D.C.

ITM - DCA

ITMDCA

Osaka Itami

Thu 12/25

2:40 pm-9:59 pm

2 stops21h 19m

Washington, D.C. Reagan-National

Thu 1/1

6:57 pm-7:55 pm

3 stops34h 58m

$2,775

Flights are sorted by cheapest round-trip flights 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.

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.?

On average, the least expensive day to fly to Washington, D.C. from Osaka Itami Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $1,380. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Osaka Itami Airport to Washington, D.C. for around $1,983.

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

In the afternoon is the cheapest time of day to fly from Osaka Itami Airport to Washington, D.C. when you can find flight prices for as low as $1,337. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,983. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Osaka Itami Airport to Washington, D.C. flights?

You could potentially save up to 75% on your flight if you consider stops on a Osaka Itami Airport to Washington, D.C. flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Osaka Itami Airport to Washington, D.C. 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. (ITM to WAS) flight deals and tips

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

Direct flights

None
There are no direct flights from Osaka Itami Airport to Washington, D.C.. There are no popular flight routes from Osaka Itami Airport to Washington, D.C..
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  • How far is Osaka Itami to Washington, D.C. by plane?

    The distance between Osaka Itami and Washington, D.C. is about 6933.6 mi. By plane, this route typically takes 15h 10m.

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

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

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

    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 Osaka Itami Airport to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie
Linthicum Heights
Springfield

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?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Osaka with this policy.

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

Once all potential Osaka to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Osaka. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport