Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Osaka Kansai Intl Airport to Washington, D.C. from $527

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 4/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Osaka Kansai Intl Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:10 pm - 7:34 am
KIX
-
IAD
31h 24m
2 stops
Multiple Airlines Logo
5:33 pm - 10:10 am
IAD
-
KIX
27h 37m
2 stops
$1,166Multiple Airlines
Sat, May 30 - Mon, Jun 8
Multiple Airlines Logo
11:10 am - 7:34 am
KIX
-
IAD
33h 24m
2 stops
Multiple Airlines Logo
5:33 pm - 10:10 am
IAD
-
KIX
27h 37m
2 stops
$1,197Multiple Airlines
Fri, May 29 - Mon, Jun 8
Multiple Airlines Logo
7:05 pm - 5:40 am
KIX
-
IAD
23h 35m
2 stops
Multiple Airlines Logo
7:11 pm - 12:00 pm
IAD
-
KIX
27h 49m
2 stops
$1,225Multiple Airlines
Thu, Apr 9 - Tue, Apr 21
Multiple Airlines Logo
1:10 pm - 11:23 am
KIX
-
IAD
35h 13m
3 stops
Multiple Airlines Logo
8:20 am - 10:00 pm
IAD
-
KIX
24h 40m
2 stops
$1,278Multiple Airlines
Thu, Apr 9 - Tue, Apr 21
Multiple Airlines Logo
1:10 pm - 11:23 am
KIX
-
IAD
35h 13m
3 stops
Multiple Airlines Logo
8:20 am - 10:00 pm
IAD
-
KIX
24h 40m
2 stops
$1,284Multiple Airlines
Thu, Apr 9 - Tue, Apr 21
Multiple Airlines Logo
1:10 pm - 11:23 am
KIX
-
IAD
35h 13m
3 stops
Multiple Airlines Logo
1:15 pm - 8:55 pm
IAD
-
KIX
18h 40m
1 stop
$1,293Multiple Airlines
Thu, Apr 9 - Tue, Apr 21
Multiple Airlines Logo
1:10 pm - 11:23 am
KIX
-
IAD
35h 13m
2 stops
Multiple Airlines Logo
1:15 pm - 8:55 pm
IAD
-
KIX
18h 40m
1 stop
$1,305Multiple Airlines
Thu, Apr 9 - Tue, Apr 21
Multiple Airlines Logo
1:10 pm - 11:23 am
KIX
-
IAD
35h 13m
2 stops
Multiple Airlines Logo
1:15 pm - 9:00 pm
IAD
-
KIX
18h 45m
1 stop
$1,309Multiple Airlines
Thu, Apr 9 - Tue, Apr 21
Air China Logo
9:00 am - 7:30 pm
KIX
-
IAD
23h 30m
1 stop
Air China Logo
11:00 pm - 8:10 pm
IAD
-
KIX
32h 10m
1 stop
$1,310Air China
Fri, Mar 13 - Fri, Mar 20
Air China Logo
2:00 pm - 7:30 pm
KIX
-
IAD
42h 30m
1 stop
Air China Logo
11:00 pm - 12:40 pm
IAD
-
KIX
24h 40m
1 stop
$1,320Air China
Thu, Apr 9 - Tue, Apr 21

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

Our best Air China deals on Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Air China
Mar 13
KIX9:00 amOsaka Kansai Intl
23h 30m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
Mar 20
IAD11:00 pmWashington, D.C. Dulles Intl
32h 10m
1 stop
KIX8:10 pmOsaka Kansai Intl
$1,310
Air China
Apr 9
KIX2:00 pmOsaka Kansai Intl
42h 30m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
Apr 21
IAD11:00 pmWashington, D.C. Dulles Intl
24h 40m
1 stop
KIX12:40 pmOsaka Kansai Intl
$1,320
Air China
Apr 9
KIX2:00 pmOsaka Kansai Intl
42h 30m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
Apr 21
IAD11:00 pmWashington, D.C. Dulles Intl
24h 40m
1 stop
KIX12:40 pmOsaka Kansai Intl
$1,330

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

Our best ANA deals on Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
ANA
May 30
KIX9:20 amOsaka Kansai Intl
37h 45m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Jun 8
IAD12:15 pmWashington, D.C. Dulles Intl
37h 50m
1 stop
KIX3:05 pmOsaka Kansai Intl
$1,750
ANA
Mar 13
KIX7:05 amOsaka Kansai Intl
16h 05m
1 stop
IAD10:10 amWashington, D.C. Dulles Intl
Mar 20
IAD12:15 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
KIX8:35 amOsaka Kansai Intl
$1,857

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Kansai Intl 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 January 28, 2026.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sat 5/30

1:10 pm-7:34 am

2 stops31h 24m

Washington, D.C. Dulles Intl

Mon 6/8

5:33 pm-10:10 am

2 stops27h 37m

$1,166

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 5/29

11:10 am-7:34 am

2 stops33h 24m

Washington, D.C. Dulles Intl

Mon 6/8

5:33 pm-10:10 am

2 stops27h 37m

$1,197

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

7:05 pm-5:40 am

2 stops23h 35m

Washington, D.C. Dulles Intl

Tue 4/21

7:11 pm-12:00 pm

2 stops27h 49m

$1,225

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

1:10 pm-11:23 am

3 stops35h 13m

Washington, D.C. Dulles Intl

Tue 4/21

8:20 am-10:00 pm

2 stops24h 40m

$1,278

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

1:10 pm-11:23 am

3 stops35h 13m

Washington, D.C. Dulles Intl

Tue 4/21

8:20 am-10:00 pm

2 stops24h 40m

$1,284

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

1:10 pm-11:23 am

3 stops35h 13m

Washington, D.C. Dulles Intl

Tue 4/21

1:15 pm-8:55 pm

1 stop18h 40m

$1,293

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

1:10 pm-11:23 am

2 stops35h 13m

Washington, D.C. Dulles Intl

Tue 4/21

1:15 pm-8:55 pm

1 stop18h 40m

$1,305

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

1:10 pm-11:23 am

2 stops35h 13m

Washington, D.C. Dulles Intl

Tue 4/21

1:15 pm-9:00 pm

1 stop18h 45m

$1,309

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 3/13

9:00 am-7:30 pm

1 stop23h 30m

Washington, D.C. Dulles Intl

Fri 3/20

11:00 pm-8:10 pm

1 stop32h 10m

$1,310

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/9

2:00 pm-7:30 pm

1 stop42h 30m

Washington, D.C. Dulles Intl

Tue 4/21

11:00 pm-12:40 pm

1 stop24h 40m

$1,320

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Osaka Kansai Intl 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 Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 62% on your flight if you consider stops on a Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Osaka Kansai Intl 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 Kansai Intl 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 Kansai Intl Airport to Washington, D.C. Dulles Intl Airport (KIX to IAD) 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. Dulles Intl Airport

Fastest flight time

23h 30m

Direct flights

None
The fastest flight from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport takes 23h 30m
There are no direct flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    A flight from Osaka Kansai Intl to Washington, D.C. Dulles Intl will travel around 6948.0 mi. Flights usually cover this in 23h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

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

    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. 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
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Osaka to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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 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 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.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 2/27
Fri 3/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.