HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$487+ Cheap flights from Kansai Intl (KIX) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — WAS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kansai Intl to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Kansai Intl to Washington, D.C.

Cheapest flights from Kansai Intl to Washington, D.C.
Explore the most affordable flight options available from Kansai Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Air China deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:05 am
KIX
-
IAD
1 stop23h 25m
Air China
Tue 10/2711:00 pm
IAD
-
KIX
1 stop32h 10m
Air China
Deal found 2/2$1,084
This Trip.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:00 pm
KIX
-
BWI
2 stops41h 46m
Multiple Airlines
Wed 3/116:46 pm
BWI
-
KIX
2 stops27h 24m
Multiple Airlines
Deal found 2/1$1,166
This Ticket deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3011:10 am
KIX
-
IAD
2 stops31h 30m
Multiple Airlines
Wed 4/157:11 pm
IAD
-
KIX
2 stops25h 59m
Multiple Airlines
Deal found 2/3$1,269
This Gotogate deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/161:05 pm
KIX
-
DCA
2 stops22h 30m
Multiple Airlines
Wed 3/259:40 am
DCA
-
KIX
2 stops22h 15m
Multiple Airlines
Deal found 1/31$1,290
This KAYAK deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:25 pm
KIX
-
IAD
2 stops31h 07m
STARLUX Airlines
Fri 8/217:18 pm
IAD
-
KIX
2 stops27h 57m
STARLUX Airlines
Deal found 2/2$1,303
This Booking.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/301:35 pm
KIX
-
DCA
2 stops22h 08m
Multiple Airlines
Wed 4/156:59 am
DCA
-
KIX
2 stops20h 26m
Multiple Airlines
Deal found 2/3$1,308
This Air China deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:05 am
KIX
-
IAD
1 stop23h 25m
Air China
Fri 7/1011:00 pm
IAD
-
KIX
1 stop24h 40m
Air China
Deal found 2/1$1,312
This Lufthansa deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:30 am
KIX
-
IAD
1 stop42h 30m
Lufthansa
Wed 4/155:25 pm
IAD
-
KIX
1 stop24h 50m
Lufthansa
Deal found 2/3$1,415
This Air Canada deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:00 pm
KIX
-
DCA
2 stops31h 00m
Air Canada
Wed 7/88:40 pm
DCA
-
KIX
1 stop30h 45m
Air Canada
Deal found 2/1$1,438
This Air China deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/62:00 pm
KIX
-
IAD
1 stop42h 30m
Air China
Fri 7/1011:00 pm
IAD
-
KIX
1 stop32h 30m
Air China
Deal found 2/1$1,441
This Expedia deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:10 pm
KIX
-
BWI
2 stops30h 15m
Multiple Airlines
Thu 7/97:35 pm
BWI
-
KIX
2 stops25h 35m
Multiple Airlines
Deal found 2/1$1,455
This Air Canada deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:00 pm
KIX
-
DCA
1 stop27h 52m
Air Canada
Thu 7/911:00 am
DCA
-
KIX
1 stop16h 25m
Air Canada
Deal found 2/1$1,458

Find flight deals from Kansai Intl to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Kansai Intl (KIX) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,166
(Trip.com)

One-way from

$487
(Kiwi.com)
Provider with most accurate pricing for Osaka Kansai Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Osaka Kansai Intl-Washington, D.C. (WAS) flights.
Search Deals
From Osaka Kansai Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Osaka Kansai Intl to Washington, D.C. (WAS)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansai Intl 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, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
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

Kansai Intl

Fly to

Washington, D.C.

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 3/30

11:10 am-5:40 am

2 stops31h 30m

Washington, D.C. Dulles Intl

Wed 4/15

7:11 pm-10:10 am

2 stops25h 59m

$1,269

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Mon 3/30

1:35 pm-10:43 pm

2 stops22h 08m

Washington, D.C. Reagan-National

Wed 4/15

6:59 am-4:25 pm

2 stops20h 26m

$1,308

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 3/30

9:30 am-3:00 pm

1 stop42h 30m

Washington, D.C. Dulles Intl

Wed 4/15

5:25 pm-7:15 am

1 stop24h 50m

$1,415

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Fri 7/3

6:00 pm-10:31 pm

1 stop17h 31m

Washington, D.C. Reagan-National

Sat 7/11

6:59 am-4:25 pm

1 stop20h 26m

$1,502

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Mon 7/6

6:00 pm-12:00 pm

2 stops31h 00m

Washington, D.C. Reagan-National

Sat 7/11

6:55 pm-4:25 pm

2 stops32h 30m

$1,537

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Wed 7/8

9:05 am-6:03 am

2 stops33h 58m

Baltimore/Washington

Sun 7/12

7:10 am-9:00 pm

2 stops24h 50m

$1,549

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Sat 7/4

9:20 am-10:31 pm

2 stops26h 11m

Washington, D.C. Reagan-National

Wed 7/8

4:20 pm-4:25 pm

2 stops35h 05m

$1,585

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Fri 7/3

9:05 am-6:03 am

2 stops33h 58m

Baltimore/Washington

Mon 7/6

7:40 pm-11:20 am

2 stops26h 40m

$1,636

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Fri 7/3

9:05 am-6:03 am

2 stops33h 58m

Baltimore/Washington

Wed 7/8

7:00 am-9:00 pm

2 stops25h 00m

$1,636

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Mon 3/30

4:55 pm-11:37 am

2 stops31h 42m

Baltimore/Washington

Wed 4/15

6:15 pm-2:50 pm

1 stop31h 35m

$1,650

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 53 results
1
2
3
...
6
  • Most accurate provider: When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Osaka Kansai Intl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Osaka Kansai Intl Airport-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Osaka Kansai Intl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansai Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Kansai Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Osaka Kansai Intl Airport to Washington, D.C.
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kansai Intl to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Osaka Kansai Intl Airport to Washington, D.C.?

    Airlines like Air Canada, Delta, and Lufthansa fly from Osaka Kansai Intl Airport to Washington, D.C. in about 31h. The time it takes to get you to your destination can typically vary by up to 11h 35m. Airlines will cover a distance of 6964 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Osaka Kansai Intl Airport to Washington, D.C.?

    Most travelers choose Osaka Kansai Intl - Washington, D.C. Dulles Intl, Osaka Kansai Intl - Baltimore/Washington or Osaka Kansai Intl - Washington, D.C. Reagan-National when deciding on the best route from Osaka Kansai Intl Airport to Washington, D.C..

  • Can I find deals for flights from Kansai Intl to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Kansai Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansai Intl to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to Washington, D.C..

  • Can I find deals for business class flights from Kansai Intl to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Kansai Intl to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kansai Intl to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Kansai Intl to Dulles Intl flights
Osaka Itami to Dulles Intl flights
Kansai Intl to Reagan-National flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.