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$307+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FUK
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/812:10 am
SEA
-
OKA
1 stop18h 30m
Asiana Airlines
Mon 3/1612:00 pm
OKA
-
SEA
1 stop18h 55m
Asiana Airlines
Deal found 2/9$604
This CrystalTravel deal was found by Cheapflights users on 2/9. 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 4/2612:55 am
SEA
-
KIX
1 stop25h 35m
Asiana Airlines
Thu 5/710:40 am
KIX
-
SEA
1 stop20h 15m
Asiana Airlines
Deal found 2/9$612
This CrystalTravel deal was found by Cheapflights users on 2/10. 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
-
KIX
1 stop16h 05m
Asiana Airlines
Mon 4/279:30 am
KIX
-
SEA
1 stop21h 25m
Asiana Airlines
Deal found 2/10$614
This oojo deal was found by Cheapflights users on 2/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:55 am
SEA
-
KIX
1 stop25h 35m
Asiana Airlines
Thu 10/89:30 am
KIX
-
SEA
1 stop21h 25m
Asiana Airlines
Deal found 2/11$615
This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/812:10 am
SEA
-
KIX
1 stop16h 40m
Asiana Airlines
Wed 3/1810:30 am
KIX
-
SEA
1 stop20h 25m
Asiana Airlines
Deal found 2/9$616
This FlightHub deal was found by Cheapflights users on 2/9. 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.
Mon 3/912:10 am
SEA
-
FUK
1 stop22h 30m
Asiana Airlines
Tue 4/74:25 pm
FUK
-
SEA
1 stop14h 30m
Asiana Airlines
Deal found 2/9$618
This oojo deal was found by Cheapflights users on 2/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:55 am
SEA
-
KIX
1 stop25h 35m
Asiana Airlines
Sun 5/1010:40 am
KIX
-
SEA
1 stop20h 15m
Asiana Airlines
Deal found 2/11$618
This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:55 am
SEA
-
KIX
1 stop25h 35m
Asiana Airlines
Sun 9/207:45 pm
KIX
-
SEA
1 stop35h 10m
Asiana Airlines
Deal found 2/9$621
This FlightHub deal was found by Cheapflights users on 2/9. 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.
Sun 4/1912:55 am
SEA
-
CTS
1 stop20h 05m
Asiana Airlines
Mon 4/272:30 pm
CTS
-
SEA
1 stop16h 25m
Asiana Airlines
Deal found 2/9$622
This FlightHub deal was found by Cheapflights users on 2/9. 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 4/1412:55 am
SEA
-
NRT
1 stop28h 05m
Asiana Airlines
Tue 4/2812:50 pm
NRT
-
SEA
1 stop18h 05m
Asiana Airlines
Deal found 2/9$622
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/53:45 pm
SEA
-
HND
Nonstop10h 30m
ANA
Sat 3/219:15 pm
HND
-
SEA
Nonstop9h 05m
ANA
Deal found 2/9$623
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:55 am
SEA
-
NRT
1 stop17h 55m
Asiana Airlines
Tue 8/189:00 am
NRT
-
SEA
1 stop22h 25m
Asiana Airlines
Deal found 2/10$624

Find flight deals from Seattle to Japan

Keep the following information in mind while searching for Seattle to Japan flight deals. Data was last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$604
(oojo)

One-way from

$307
(CrystalTravel)

Popular in

June

Cheapest in

January

Average price

$721

Good round-trip deal

$659 or less

Good one-way deal

$376 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 Seattle/Tacoma Intl to Japan
Search Deals
One-way flight from Seattle/Tacoma Intl to Japan
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Japan.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Japan.
Search Deals

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 February 11, 2026.
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

SeattleFukuoka

SEA - FUK

SEAFUK

Seattle/Tacoma Intl

Mon 3/9

12:10 am-2:40 pm

1 stop22h 30m

Fukuoka

Tue 4/7

4:25 pm-2:55 pm

1 stop14h 30m

$618

SeattleOkinawa

SEA - OKA

SEAOKA

Seattle/Tacoma Intl

Sun 3/1

3:45 pm-9:15 am

1 stop24h 30m

Okinawa Naha

Tue 3/17

1:15 pm-2:20 pm

2 stops17h 05m

$654

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 2/25

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Thu 3/12

9:15 pm-2:20 pm

Nonstop9h 05m

$657

SeattleSapporo

SEA - CTS

SEACTS

Seattle/Tacoma Intl

Tue 3/10

4:45 pm-10:35 pm

1 stop13h 50m

Sapporo Chitose

Wed 3/18

2:40 pm-2:20 pm

2 stops15h 40m

$657

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 7/13

12:55 am-10:50 am

1 stop17h 55m

Tokyo Narita

Thu 8/13

12:50 pm-3:25 pm

1 stop18h 35m

$663

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 3/4

5:05 am-2:50 pm

1 stop16h 45m

Tokyo Haneda

Thu 3/12

9:15 pm-2:20 pm

Nonstop9h 05m

$663

SeattleSapporo

SEA - CTS

SEACTS

Seattle/Tacoma Intl

Tue 3/3

3:45 pm-7:50 am

1 stop23h 05m

Sapporo Chitose

Wed 3/11

5:30 pm-2:20 pm

1 stop12h 50m

$663

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 3/3

5:05 am-2:50 pm

1 stop16h 45m

Tokyo Haneda

Tue 3/17

9:15 pm-2:20 pm

Nonstop9h 05m

$663

SeattleOsaka

SEA - KIX

SEAKIX

Seattle/Tacoma Intl

Mon 3/9

12:10 am-8:50 am

1 stop16h 40m

Osaka Kansai Intl

Tue 3/17

7:25 pm-2:55 pm

1 stop35h 30m

$666

SeattleOsaka

SEA - KIX

SEAKIX

Seattle/Tacoma Intl

Tue 7/21

12:55 am-6:30 pm

1 stop25h 35m

Osaka Kansai Intl

Tue 8/11

9:30 am-3:25 pm

1 stop21h 55m

$666

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

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, January is the cheapest month in which you can book a flight from Seattle to Japan (average of $370). Flying from Seattle to Japan in June is currently the most expensive (average of $816). 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 February 11, 2026.

It’s typically best to fly out from Seattle to Japan in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.

How often are flights from Seattle to Japan delayed?

About 18% of weekly flights between Seattle and Japan have experienced delays in the past year, with the average delay time being 121 minutes.

What is the most punctual flight time for Seattle to Japan flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Seattle to Japan flights?

Over the last year, ANA have had the lowest number of delays on this route, with just 8% of flights being delayed.

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 February 11, 2026.
Get a feel of what it's like to fly with ANA, Japan Airlines, and Asiana Airlines from Seattle to Japan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,090 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.8

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very good
1,090 reviews
ANA
8.4
Very good
1,090 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.8

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Japan Airlines
8.3
Very good
1,701 reviews
ANA
8.4
Very good
1,090 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.8

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Asiana Airlines
8.1
Very good
505 reviews
ANA
8.4
Very good
1,090 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.8

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Delta
7.9
Good
8,175 reviews
ANA
8.4
Very good
1,090 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.8

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
United Airlines
7.4
Good
9,274 reviews
ANA
8.4
Very good
1,090 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.8

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

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.

  • How long is the flight from Seattle to Japan?

    For as low as $657, Asiana Airlines can have you in Japan from Seattle in 10h 30m. The distance between Seattle and Japan is about 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 Seattle to Japan one-way?

    The cheapest airlines for a one-way flight from Seattle to Japan are Hawaiian Airlines ($296), Air Canada ($302), and Asiana Airlines ($304).

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

    When deciding which route to take from Seattle to Japan consider Seattle/Tacoma Intl - Tokyo Narita, Seattle/Tacoma Intl - Tokyo Haneda or Seattle/Tacoma Intl - Osaka Kansai Intl as they are the most popular.

  • 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, January is the cheapest month in which you can book a flight from Seattle to Japan (average of $370). Flying from Seattle to Japan in June is currently the most expensive (average of $816). 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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See prices for flight routes from nearby airports that may be better suited for you.
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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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$359Average$893FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$370Average$708FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$547Average$702FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$589Average$813FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$596Average$936FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$602Average$859FlexibilityNo cancel feeOn-time81%
ANACheapest$615Average$837FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$627Average$992FlexibilityNo cancel feeOn-time79%
DeltaCheapest$643Average$988FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$732Average$800FlexibilityNo cancel feeOn-time60%

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