HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Japan

$282+ Cheap flights from Washington to Japan

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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FUK
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Japan 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 Washington to Japan

Cheapest flights from Washington to Japan
Explore the most affordable flight options available from Washington to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This CrystalTravel deal was found by Cheapflights users on 1/27. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:15 am
SEA
-
KIX
1 stop16h 25m
ANA
Sat 3/76:45 am
KIX
-
SEA
1 stop23h 35m
ANA
Deal found 1/27$585
This Air Canada deal was found by Cheapflights users on 1/27. 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.
Sat 4/188:00 pm
SEA
-
KIX
1 stop28h 25m
Air Canada
Thu 4/236:00 pm
KIX
-
SEA
1 stop20h 10m
Air Canada
Deal found 1/27$602
This KAYAK deal was found by Cheapflights users on 1/28. 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.
Mon 10/191:15 pm
SEA
-
NRT
Nonstop10h 15m
Japan Airlines
Thu 10/297:20 pm
NRT
-
SEA
1 stop32h 17m
Japan Airlines
Deal found 1/28$610
This CrystalTravel deal was found by Cheapflights users on 1/27. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:30 pm
SEA
-
NRT
Nonstop10h 05m
Japan Airlines
Tue 11/106:10 pm
NRT
-
SEA
Nonstop8h 40m
Japan Airlines
Deal found 1/27$611
This FlightHub deal was found by Cheapflights users on 1/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:30 pm
SEA
-
OKA
1 stop14h 50m
ANA
Sat 5/162:10 pm
OKA
-
SEA
2 stops16h 15m
ANA
Deal found 1/26$612
This CrystalTravel deal was found by Cheapflights users on 1/28. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:31 am
SEA
-
NRT
1 stop15h 59m
Japan Airlines
Wed 5/65:45 pm
NRT
-
SEA
Nonstop8h 50m
Japan Airlines
Deal found 1/28$613
This Air Canada deal was found by Cheapflights users on 1/27. 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.
Thu 1/295:50 am
SEA
-
NRT
1 stop17h 30m
Air Canada
Sat 2/76:15 pm
NRT
-
SEA
1 stop20h 51m
Air Canada
Deal found 1/27$614
This Air Canada deal was found by Cheapflights users on 1/28. 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.
Thu 1/298:00 pm
SEA
-
NRT
1 stop27h 20m
Air Canada
Thu 2/56:15 pm
NRT
-
SEA
1 stop13h 16m
Air Canada
Deal found 1/28$615
This Kissandfly.com deal was found by Cheapflights users on 1/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/193:45 pm
SEA
-
HND
Nonstop10h 30m
Lufthansa
Sat 3/79:15 pm
HND
-
SEA
Nonstop9h 05m
Lufthansa
Deal found 1/27$615
This FlightHub deal was found by Cheapflights users on 1/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:45 pm
SEA
-
CTS
1 stop14h 20m
ANA
Sat 3/72:40 pm
CTS
-
SEA
2 stops15h 40m
ANA
Deal found 1/26$616
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/193:45 pm
SEA
-
HND
Nonstop10h 30m
ANA
Sat 3/79:15 pm
HND
-
SEA
Nonstop9h 05m
ANA
Deal found 1/27$617
This CrystalTravel deal was found by Cheapflights users on 1/27. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1212:55 am
SEA
-
NRT
1 stop18h 25m
Asiana Airlines
Thu 4/239:00 am
NRT
-
SEA
1 stop21h 55m
Asiana Airlines
Deal found 1/27$618

Find flight deals from Washington to Japan

Keep the following information in mind while searching for Washington to Japan flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$585
(CrystalTravel)

One-way from

$282
(Air Canada)

Popular in

June

Cheapest in

January

Average price

$692

Good round-trip deal

$659 or less

Good one-way deal

$373 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Tokyo (TYO) flights.
Search Deals
From Washington to Japan
Search Deals
One-way flight from Washington to Japan
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington to Japan.
Search Deals
Price to beat on a one-way flight from Washington to Japan.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Japan 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 January 29, 2026.
Use the filters below to find and compare flights from Washington to Japan that are best for you.

Fly from

Washington

Fly to

Japan

Route

Depart

Return

Price

SeattleOkinawa

SEA - OKA

SEAOKA

Seattle/Tacoma Intl

Tue 5/5

4:30 pm-11:20 pm

1 stop14h 50m

Okinawa Naha

Sat 5/16

2:10 pm-2:25 pm

2 stops16h 15m

$612

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 3/3

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 3/14

9:15 pm-2:20 pm

Nonstop9h 05m

$623

SeattleOkinawa

SEA - OKA

SEAOKA

Seattle/Tacoma Intl

Sun 3/1

3:45 pm-12:20 pm

1 stop27h 35m

Okinawa Naha

Sun 3/15

8:40 pm-2:20 pm

1 stop33h 40m

$638

SeattleKobe

SEA - UKB

SEAUKB

Seattle/Tacoma Intl

Fri 2/27

3:45 pm-8:00 am

1 stop23h 15m

Kobe

Sat 3/7

7:05 am-1:20 pm

1 stop23h 15m

$639

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Mon 4/20

1:30 pm-7:50 pm

1 stop14h 20m

Osaka Itami

Wed 4/29

8:30 am-4:17 pm

2 stops23h 47m

$640

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 4/14

11:40 am-2:15 pm

Nonstop10h 35m

Tokyo Haneda

Thu 5/7

4:05 pm-9:15 am

Nonstop9h 10m

$646

SeattleSapporo

SEA - CTS

SEACTS

Seattle/Tacoma Intl

Fri 2/27

3:45 pm-3:35 pm

1 stop30h 50m

Sapporo Chitose

Fri 3/13

11:35 am-2:20 pm

2 stops18h 45m

$646

SeattleSapporo

SEA - CTS

SEACTS

Seattle/Tacoma Intl

Thu 3/5

3:45 pm-3:35 pm

1 stop30h 50m

Sapporo Chitose

Thu 3/19

2:40 pm-2:20 pm

2 stops15h 40m

$646

SeattleKobe

SEA - UKB

SEAUKB

Seattle/Tacoma Intl

Mon 4/20

4:30 pm-9:45 pm

1 stop13h 15m

Kobe

Wed 4/29

7:05 am-2:25 pm

1 stop23h 20m

$648

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 4/15

6:20 am-9:00 pm

1 stop22h 40m

Tokyo Haneda

Tue 5/5

9:15 pm-2:25 pm

Nonstop9h 10m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Washington to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from Washington 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 Washington to Japan

What is the cheapest month to book a flight from State of Washington to Japan?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Japan (average of $370). Flying from State of Washington to Japan in June is currently the most expensive (average of $790). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to JP?

Find hourly flight availability from Washington to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

It’s typically best to fly out from State of Washington to Japan in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Washington to Japan. 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 State of Washington to Japan?

    For as low as $623, ANA can have you in Japan from State of Washington in 10h 30m. Airlines will cover a distance of 4788 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from State of Washington to Japan one-way?

    One-way options have recently been found by users for as low as $83 on Frontier. Other airlines that offer cheap prices include United Airlines from $149 and American Airlines from $172 one-way.

  • Can I find deals for flights from Washington to Japan that include hotel bookings?

    Yes. In addition to deals on Washington to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Japan?

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

  • Can I find deals for business class flights from Washington to Japan?

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

  • What is the cheapest month to book a flight from State of Washington to Japan?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Japan (average of $370). Flying from State of Washington to Japan in June is currently the most expensive (average of $790). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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 Washington to Japan

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
Los Angeles to Narita flights
John F Kennedy Intl to Haneda flights
San Francisco to Haneda flights
Newark to Narita flights
Newark to Haneda flights
Seattle to Narita flights
John F Kennedy Intl to Narita flights
San Francisco to Narita flights
Dallas/Fort Worth to Narita flights
Los Angeles to Suvarnabhumi flights
Seattle to Haneda flights
Dallas/Fort Worth to Haneda flights
Los Angeles to Manila flights
O'Hare Intl to Narita flights
LaGuardia to Narita flights
San Francisco to New Delhi flights
LaGuardia to Haneda flights
Hobby to Haneda flights
O'Hare Intl to Haneda flights
John F Kennedy Intl to New Delhi flights
Boston to Narita flights
Dulles Intl to Haneda flights
John F Kennedy Intl to Suvarnabhumi flights
Newark to New Delhi flights
Los Angeles to Incheon Intl flights
San Francisco to Manila flights
Seattle to Suvarnabhumi flights
Ontario to Narita flights
San Francisco to Taiwan Taoyuan Intl flights
Denver to Narita flights
John F Kennedy Intl to Incheon Intl flights
Los Angeles to Ho Chi Minh City flights
Dallas/Fort Worth to Suvarnabhumi flights
George Bush Intcntl to Haneda flights
Atlanta to Haneda flights
San Francisco to Suvarnabhumi flights
John F Kennedy Intl to Hong Kong flights
Seattle to Incheon Intl flights
Newark to Suvarnabhumi flights
San Francisco to Hong Kong flights
Los Angeles to Taiwan Taoyuan Intl flights
O'Hare Intl to Suvarnabhumi flights
Dulles Intl to Narita flights
John F Kennedy Intl to Taiwan Taoyuan Intl flights
Honolulu to Narita flights
John F Kennedy Intl to Hongqiao Intl flights
Boston to Haneda flights
San Francisco to Incheon Intl flights
San Francisco to Hongqiao Intl flights

Top 10 airlines flying from Washington to Japan

Discover the top 10 airlines that operate flights from Washington to Japan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$359Average$880FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$370Average$731FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$450Average$829FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$547Average$709FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$596Average$1,012FlexibilityNo cancel feeOn-time69%
ANACheapest$615Average$841FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$626Average$993FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$626Average$841FlexibilityNo cancel feeOn-time81%
DeltaCheapest$645Average$1,067FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$732Average$800FlexibilityNo cancel feeOn-time60%

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.