Japan

$416+ Cheap flights from Seattle (SEA) 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FUK
Apr 27 — May 41
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Cheap flight deals from Seattle to Japan

Keep the following information in mind while searching for Seattle to Japan flight deals. Data was last updated April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$762
(Trip.com)

One-way from

$416
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$1,068

Good round-trip deal

$816 or less

Good one-way deal

$428 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Tokyo (TYO) flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Tokyo (TYO) flights.
From Seattle/Tacoma Intl to Japan
One-way flight from Seattle/Tacoma Intl to Japan
Highest demand for flights based on searches. 6% potential increase in price ($80 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Japan.
Price to beat on a one-way flight from Seattle/Tacoma Intl to Japan.

Find flight deals from Seattle to Japan

Cheapest flights from Seattle to Japan
Explore the most affordable flight options available from Seattle to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Trip.com deal was found by Cheapflights users on 4/22. 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 10/811:35 pmSEA - KIX
1 stop22h 45mPhilippine Airlines
Wed 10/153:20 pmKIX - SEA
1 stop19h 55mPhilippine Airlines
Deal found 4/22$762
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Sat 5/179:45 pmSEA - NRT
1 stop25h 05mMultiple Airlines
Wed 5/214:25 pmNRT - SEA
2 stops23h 45mMultiple Airlines
Deal found 4/21$766
This Booking.com deal was found by Cheapflights users on 4/22. 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.
Sat 8/302:30 pmSEA - KIX
1 stop27h 10mAsiana Airlines
Sat 9/135:00 pmKIX - SEA
1 stop35h 30mAsiana Airlines
Deal found 4/22$768
This Booking.com deal was found by Cheapflights users on 4/21. 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.
Wed 9/1011:35 pmSEA - HND
1 stop22h 05mPhilippine Airlines
Tue 9/231:55 amHND - SEA
1 stop33h 20mPhilippine Airlines
Deal found 4/21$771
This Booking.com deal was found by Cheapflights users on 4/22. 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.
Wed 9/242:15 pmSEA - HND
1 stop17h 15mAsiana Airlines
Thu 10/169:00 amHND - SEA
1 stop19h 30mAsiana Airlines
Deal found 4/22$775
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Sun 9/711:35 pmSEA - NRT
1 stop21h 35mPhilippine Airlines
Sun 9/149:30 amNRT - SEA
1 stop25h 45mPhilippine Airlines
Deal found 4/21$776
This CrystalTravel deal was found by Cheapflights users on 4/22. 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.
Mon 9/154:30 pmSEA - HND
Nonstop10h 30mANA
Thu 9/259:15 pmHND - SEA
Nonstop9h 10mANA
Deal found 4/22$781
This CrystalTravel deal was found by Cheapflights users on 4/22. 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.
Mon 9/86:15 amSEA - NRT
2 stops22h 50mKorean Air
Fri 9/199:20 amNRT - SEA
2 stops21h 25mKorean Air
Deal found 4/22$791
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Tue 4/224:30 pmSEA - UKB
1 stop13h 15mANA
Tue 4/299:15 pmUKB - SEA
1 stop33h 10mANA
Deal found 4/21$791
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/217:20 pmNRT - SEA
1 stop12h 33mJapan Airlines
Deal found 4/22$794
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Tue 4/224:30 pmSEA - ITM
1 stop22h 55mANA
Tue 4/2911:00 amITM - SEA
1 stop19h 25mANA
Deal found 4/21$795
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Tue 4/224:30 pmSEA - KIX
1 stop13h 50mANA
Tue 4/2911:00 amKIX - SEA
1 stop19h 25mANA
Deal found 4/21$797

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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 April 22, 2025.
Use the filters below to find and compare flights from Seattle to Japan that are best for you.

Fly from

Seattle

Fly to

Japan

Route

Depart

Return

Price

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 5/17

9:45 pm-2:50 pm

1 stop25h 05m

Tokyo Narita

Wed 5/21

4:25 pm-12:10 am

2 stops23h 45m

$766

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 5/7

11:35 pm-12:25 am

1 stop32h 50m

Tokyo Haneda

Tue 5/13

1:55 am-7:15 pm

1 stop33h 20m

$771

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 4/30

11:35 pm-8:30 pm

1 stop28h 55m

Tokyo Narita

Wed 5/7

2:25 pm-7:15 pm

1 stop20h 50m

$789

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 7/8

8:41 am-3:50 pm

1 stop15h 09m

Tokyo Narita

Wed 9/3

5:45 pm-10:25 am

Nonstop8h 40m

$814

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Tue 9/23

4:30 pm-7:25 am

1 stop22h 55m

Osaka Itami

Thu 10/2

3:00 pm-2:25 pm

1 stop15h 25m

$815

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Tue 9/23

10:00 am-7:10 pm

2 stops17h 10m

Osaka Itami

Thu 10/2

2:05 pm-1:05 pm

2 stops15h 00m

$822

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Tue 10/7

4:30 pm-5:05 pm

1 stop32h 35m

Osaka Itami

Thu 10/16

12:00 pm-9:06 pm

3 stops25h 06m

$843

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 7/10

1:40 pm-4:00 pm

Nonstop10h 20m

Tokyo Narita

Fri 9/5

6:25 pm-11:15 am

Nonstop8h 50m

$845

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Mon 9/1

7:00 am-5:05 pm

2 stops18h 05m

Osaka Itami

Tue 9/16

10:00 am-3:14 pm

2 stops21h 14m

$848

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 7/9

1:20 pm-12:40 pm

1 stop31h 20m

Tokyo Narita

Tue 9/2

8:55 pm-2:40 pm

2 stops33h 45m

$852

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to Japan

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

What is the cheapest month to book a flight from Seattle to Japan?

Currently, February is the cheapest month in which you can book a flight from Seattle to Japan (average of $866). Flying from Seattle to Japan in December is currently the most expensive (average of $1,670). 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 SEA to JP?

Find hourly flight availability from Seattle 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 April 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Japan as you normally would.

Rainfall in Japan by month

Plan your trip to Japan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

Temperature in Japan by month

Plan your trip to Japan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Japan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Japan. Reviews last updated April 22, 2025.
Get a feel of what it's like to fly with STARLUX Airlines, EVA Air and Korean Air from Seattle to Japan by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Seattle to Japan?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Japan. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • What are the cheapest airlines to fly from Seattle to Japan one-way?

    The cheapest airlines for a one-way flight from Seattle to Japan are ANA ($433), Air Canada ($437), and Asiana Airlines ($441).

  • What are the most popular routes from Seattle to Japan?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Japan?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Japan (average of $866). Flying from Seattle to Japan in December is currently the most expensive (average of $1,670). 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

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Alternative routes for Seattle to Japan

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Seattle to Japan

Discover the top 10 airlines that operate flights from Seattle 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$117Average$1,315FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$519Average$1,115FlexibilityNo cancel feeOn-time85%
Asiana AirlinesCheapest$648Average$911FlexibilityNo cancel feeOn-time76%
ANACheapest$672Average$1,097FlexibilityNo cancel feeOn-time80%
Alaska AirlinesCheapest$700Average$1,045FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$716Average$1,177FlexibilityNo cancel feeOn-time81%
China EasternCheapest$719Average$756FlexibilityNo cancel feeOn-time62%
Japan AirlinesCheapest$720Average$1,260FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$721Average$1,166FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$730Average$1,041FlexibilityNo cancel feeOn-time70%

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