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Kumamoto

$698+ Cheap flights from Seattle (SEA) to Kumamoto (KMJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KMJ
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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Cheap flight deals from Seattle to Kumamoto

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Kumamoto (KMJ). 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 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
1 star

Round-trip from

$698
(Justfly.com)
Provider with most accurate pricing for Seattle/Tacoma Intl-Kumamoto flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Kumamoto flights.
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From Seattle/Tacoma Intl to Kumamoto
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Find flight deals from Seattle to Kumamoto

Cheapest flights from Seattle to Kumamoto
Explore the most affordable flight options available from Seattle to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This Justfly.com deal was found by Cheapflights users on 2/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/167:15 amSEA - KMJ
2 stops21h 40mANA
Mon 4/286:25 pmKMJ - SEA
2 stops36h 00mANA
Deal found 2/21$698
This FlightHub deal was found by Cheapflights users on 2/20. 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 4/201:30 pmSEA - KMJ
1 stop15h 20mJapan Airlines
Wed 5/77:30 pmKMJ - SEA
1 stop30h 55mJapan Airlines
Deal found 2/20$782
This FlightHub deal was found by Cheapflights users on 2/20. 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 4/152:15 pmSEA - KMJ
1 stop30h 45mAsiana Airlines
Mon 4/282:20 pmKMJ - SEA
1 stop14h 10mAsiana Airlines
Deal found 2/20$836
This Trip.com deal was found by Cheapflights users on 2/20. 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 4/61:10 amSEA - KMJ
1 stop24h 30mChina Airlines
Mon 4/146:40 pmKMJ - SEA
1 stop16h 50mChina Airlines
Deal found 2/20$896
This Expedia deal was found by Cheapflights users on 2/20. 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.
Wed 4/237:00 amSEA - KMJ
2 stops20h 20mMultiple Airlines
Mon 5/58:20 pmKMJ - SEA
2 stops36h 20mMultiple Airlines
Deal found 2/20$963
This Justfly.com deal was found by Cheapflights users on 2/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/91:15 amSEA - KMJ
1 stop17h 30mSTARLUX Airlines
Tue 4/2211:55 amKMJ - SEA
1 stop20h 15mSTARLUX Airlines
Deal found 2/20$1,035

Find flights from Seattle to Kumamoto within your budget

Customize your flight search to find flights from Seattle to Kumamoto 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 21, 2025.

Fly from

Seattle

Fly to

Kumamoto

Route

Depart

Return

Price

SeattleKumamoto

SEA - KMJ

SEAKMJ

Seattle/Tacoma Intl

Wed 4/16

7:15 am-8:55 pm

2 stops21h 40m

Kumamoto

Mon 4/28

6:25 pm-2:25 pm

2 stops36h 00m

$698

SeattleKumamoto

SEA - KMJ

SEAKMJ

Seattle/Tacoma Intl

Sun 4/20

1:30 pm-8:50 pm

1 stop15h 20m

Kumamoto

Wed 5/7

7:30 pm-10:25 am

1 stop30h 55m

$782

SeattleKumamoto

SEA - KMJ

SEAKMJ

Seattle/Tacoma Intl

Tue 4/15

2:15 pm-1:00 pm

1 stop30h 45m

Kumamoto

Mon 4/28

2:20 pm-12:30 pm

1 stop14h 10m

$836

SeattleKumamoto

SEA - KMJ

SEAKMJ

Seattle/Tacoma Intl

Sun 4/6

1:10 am-5:40 pm

1 stop24h 30m

Kumamoto

Mon 4/14

6:40 pm-7:30 pm

1 stop16h 50m

$896

SeattleKumamoto

SEA - KMJ

SEAKMJ

Seattle/Tacoma Intl

Wed 4/23

7:00 am-7:20 pm

2 stops20h 20m

Kumamoto

Mon 5/5

8:20 pm-4:40 pm

2 stops36h 20m

$963

SeattleKumamoto

SEA - KMJ

SEAKMJ

Seattle/Tacoma Intl

Wed 4/9

1:15 am-10:45 am

1 stop17h 30m

Kumamoto

Tue 4/22

11:55 am-4:10 pm

1 stop20h 15m

$1,035

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

  • Most accurate provider: When it comes to deals on Seattle-Kumamoto flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Kumamoto flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Kumamoto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Kumamoto flights, Cheapflights users trust AranGrant the most. AranGrant 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 Seattle-Kumamoto 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 Seattle to Kumamoto

Have a flexible travel schedule? Discover the best time to fly to Kumamoto 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.

Travel insights for flights from Seattle to Kumamoto

Get recent, data-driven insights about flights from Seattle to Kumamoto including ideal travel times, pricing trends, and more.

Rainfall in Kumamoto by month

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

In terms of precipitation, rainfall in Kumamoto ranges from 2.0 - 14.2 inches per month. June is typically the wettest month, when rainfall can reach 14.2 in. December is typically the driest time to visit Kumamoto when rainfall is around 2.0 in.

Temperature in Kumamoto by month

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

If weather is an important factor for your trip to Kumamoto, 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 41.0 F).

Reviews of airlines servicing Kumamoto

Get insights into the airlines that provide service to Kumamoto. 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 Kumamoto. Reviews last updated February 21, 2025.
STARLUX Airlines
9.1
Wonderful
140 reviews

Overall

9.1

Boarding

9.1

Comfort

9.0

Food

9.0

Crew

9.3

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

STARLUX Airlines
9.1
Wonderful
140 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Overall

9.1

Boarding

9.1

Comfort

9.0

Food

9.0

Crew

9.3

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

ANA
8.4
Very good
836 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Overall

9.1

Boarding

9.1

Comfort

9.0

Food

9.0

Crew

9.3

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Overall

9.1

Boarding

9.1

Comfort

9.0

Food

9.0

Crew

9.3

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Asiana Airlines
8.3
Very good
445 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Overall

9.1

Boarding

9.1

Comfort

9.0

Food

9.0

Crew

9.3

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

China Airlines
8.2
Very good
725 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Overall

9.1

Boarding

9.1

Comfort

9.0

Food

9.0

Crew

9.3

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Kumamoto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

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