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Cheap flights from Osaka Kansai Intl Airport to Washington, D.C. from $432

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 Kansai Intl Airport to Washington, D.C. departing on 11/18. 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 Osaka Kansai Intl Airport to Washington, D.C.

Cheap round-trip flights

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Multiple Airlines Logo
8:00 am - 7:19 pmKIX-BWI
25h 19m2 stops
Multiple Airlines Logo
8:26 pm - 8:55 pmBWI-KIX
34h 29m2 stops
$1,021Multiple Airlines
Find Deal
sex, fev 13 - sex, fev 20
United Airlines Logo
6:35 pm - 11:25 pmKIX-BWI
18h 50m2 stops
United Airlines Logo
6:25 pm - 4:40 pmBWI-KIX
32h 15m1 stop
$1,029United Airlines
Find Deal
sex, fev 13 - sex, fev 20
Multiple Airlines Logo
8:00 am - 7:19 pmKIX-BWI
25h 19m2 stops
Multiple Airlines Logo
6:45 am - 8:40 amBWI-KIX
35h 55m3 stops
$1,030Multiple Airlines
Find Deal
qui, fev 12 - qua, fev 18
Air China Logo
9:00 am - 6:30 pmKIX-IAD
23h 30m1 stop
Air China Logo
10:00 pm - 12:40 pmIAD-KIX
24h 40m1 stop
$1,245Air China
Find Deal
sex, fev 13 - sex, fev 20
Alaska Airlines Logo
8:45 pm - 4:04 pmKIX-DCA
33h 19m2 stops
Alaska Airlines Logo
5:10 pm - 6:45 pmDCA-KIX
35h 35m2 stops
$1,456Alaska Airlines
Find Deal
sex, fev 13 - sex, fev 20
Alaska Airlines Logo
8:45 pm - 5:25 pmKIX-IAD
34h 40m2 stops
Alaska Airlines Logo
6:55 pm - 6:45 pmIAD-KIX
33h 50m3 stops
$1,474Alaska Airlines
Find Deal
sex, fev 13 - sex, fev 20
KLM Logo
12:45 pm - 4:35 pmKIX-IAD
41h 50m1 stop
KLM Logo
6:05 pm - 11:20 amIAD-KIX
27h 15m1 stop
$1,487KLM
Find Deal
qua, fev 11 - ter, fev 17
KLM Logo
12:45 pm - 4:35 pmKIX-IAD
41h 50m1 stop
KLM Logo
7:50 pm - 11:20 amIAD-KIX
25h 30m2 stops
$1,491KLM
Find Deal
qua, fev 11 - ter, fev 17
Japan Airlines Logo
6:45 am - 2:20 pmKIX-DCA
20h 35m2 stops
Japan Airlines Logo
5:49 pm - 10:15 pmDCA-KIX
39h 26m2 stops
$1,529Japan Airlines
Find Deal
ter, abr 14 - sáb, abr 18
Japan Airlines Logo
6:45 am - 2:20 pmKIX-DCA
20h 35m2 stops
Japan Airlines Logo
5:49 pm - 10:15 pmDCA-KIX
39h 26m2 stops
$1,536Japan Airlines
Find Deal
ter, abr 14 - sáb, abr 18

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

Our best Air Canada deals on Osaka Kansai Intl Airport to Washington, D.C. flight tickets
Air Canada
Apr 14
KIX6:05 pmOsaka Kansai Intl
35h 20m
2 stops
IAD4:25 pmWashington, D.C. Dulles Intl
Apr 18
IAD9:55 amWashington, D.C. Dulles Intl
41h 30m
2 stops
KIX4:25 pmOsaka Kansai Intl
$1,548
Find similar
Air Canada
Apr 14
KIX6:05 pmOsaka Kansai Intl
33h 05m
2 stops
IAD2:10 pmWashington, D.C. Dulles Intl
Apr 18
IAD9:55 amWashington, D.C. Dulles Intl
41h 30m
2 stops
KIX4:25 pmOsaka Kansai Intl
$1,553
Find similar

American Airlines flights from Osaka Kansai Intl Airport to Washington, D.C.

Our best American Airlines deals on Osaka Kansai Intl Airport to Washington, D.C. flight tickets
American Airlines
Dec 19
KIX5:50 pmOsaka Kansai Intl
28h 52m
2 stops
IAD8:42 amWashington, D.C. Dulles Intl
Jan 4
IAD6:05 amWashington, D.C. Dulles Intl
24h 30m
2 stops
KIX8:35 pmOsaka Kansai Intl
$1,588
Find similar
American Airlines
Dec 19
KIX5:50 pmOsaka Kansai Intl
28h 52m
2 stops
IAD8:42 amWashington, D.C. Dulles Intl
Jan 4
IAD6:05 amWashington, D.C. Dulles Intl
24h 30m
2 stops
KIX8:35 pmOsaka Kansai Intl
$1,590
Find similar
American Airlines
Dec 12
KIX5:50 pmOsaka Kansai Intl
27h 10m
2 stops
DCA7:00 amWashington, D.C. Reagan-National
Dec 19
DCA5:00 amWashington, D.C. Reagan-National
23h 50m
2 stops
KIX6:50 pmOsaka Kansai Intl
$1,930
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Kansai Intl 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 outubro 30, 2025.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

sex 2/13

8:00 am-7:19 pm

2 stops25h 19m

Baltimore/Washington

sex 2/20

8:26 pm-8:55 pm

2 stops34h 29m

$1,021

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

sex 2/13

6:35 pm-11:25 pm

2 stops18h 50m

Baltimore/Washington

sex 2/20

6:25 pm-4:40 pm

1 stop32h 15m

$1,029

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

qui 2/12

8:00 am-7:19 pm

2 stops25h 19m

Baltimore/Washington

qua 2/18

6:45 am-8:40 am

3 stops35h 55m

$1,030

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

sex 2/13

9:00 am-6:30 pm

1 stop23h 30m

Washington, D.C. Dulles Intl

sex 2/20

10:00 pm-12:40 pm

1 stop24h 40m

$1,245

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

sex 2/13

8:45 pm-4:04 pm

2 stops33h 19m

Washington, D.C. Reagan-National

sex 2/20

5:10 pm-6:45 pm

2 stops35h 35m

$1,456

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

sex 2/13

8:45 pm-5:25 pm

2 stops34h 40m

Washington, D.C. Dulles Intl

sex 2/20

6:55 pm-6:45 pm

3 stops33h 50m

$1,474

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

qua 2/11

12:45 pm-4:35 pm

1 stop41h 50m

Washington, D.C. Dulles Intl

ter 2/17

6:05 pm-11:20 am

1 stop27h 15m

$1,487

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

qua 2/11

12:45 pm-4:35 pm

1 stop41h 50m

Washington, D.C. Dulles Intl

ter 2/17

7:50 pm-11:20 am

2 stops25h 30m

$1,491

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

ter 4/14

6:45 am-2:20 pm

2 stops20h 35m

Washington, D.C. Reagan-National

sáb 4/18

5:49 pm-10:15 pm

2 stops39h 26m

$1,529

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

ter 4/14

6:45 am-2:20 pm

2 stops20h 35m

Washington, D.C. Reagan-National

sáb 4/18

5:49 pm-10:15 pm

2 stops39h 26m

$1,536

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 Kansai Intl 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 Kansai Intl 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 Kansai Intl 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 Kansai Intl 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 Kansai Intl Airport to Washington, D.C. flights?

You could potentially save up to 22% on your flight if you consider stops on a Osaka Kansai Intl Airport to Washington, D.C. flight.

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

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

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

Direct flights

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

    The distance between Osaka Kansai Intl and Washington, D.C. is about 6960.7 mi. Typically, this will take 16h 05m by plane in normal conditions.

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

    Prices for flights from Osaka Kansai Intl Airport to Washington, D.C. were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Osaka Kansai Intl Airport to Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

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

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 Washington, D.C. from Osaka.

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

Yes. momondo allows you to filter the results for Osaka to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search for Osaka to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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 can track prices for Osaka to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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