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Kumamoto

$558+ Cheap flights from San Francisco (SFO) to Kumamoto (KMJ)

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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — KMJ
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from San Francisco to Kumamoto

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 July 29, 2025.

Round-trip from

$812
(Booking.com)

One-way from

$558
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,107
From San Francisco to Kumamoto
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One-way flight from San Francisco to Kumamoto
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Highest demand for flights based on searches. 17% potential increase in price ($247 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($89 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Francisco to Kumamoto

Cheapest flights from San Francisco to Kumamoto
Explore the most affordable flight options available from San Francisco to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Booking.com deal was found by Cheapflights users on 7/29. 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 11/2611:40 amSFO - KMJ
2 stops27h 40mMultiple Airlines
Wed 12/38:35 pmKMJ - SFO
2 stops29h 55mMultiple Airlines
Deal found 7/29$812
This oojo deal was found by Cheapflights users on 7/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2412:50 amSFO - KMJ
1 stop17h 55mSTARLUX Airlines
Mon 9/111:55 amKMJ - SFO
1 stop24h 35mSTARLUX Airlines
Deal found 7/27$945
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/91:20 amSFO - KMJ
2 stops17h 10mANA
Wed 9/175:20 pmKMJ - SFO
2 stops15h 10mANA
Deal found 7/27$1,087
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/111:30 pmSFO - KMJ
2 stops53h 35mDelta
Thu 9/1812:05 pmKMJ - SFO
2 stops27h 45mDelta
Deal found 7/28$1,668
This Japan Airlines deal was found by Cheapflights users on 7/27. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:15 amSFO - KMJ
2 stops18h 30mJapan Airlines
Tue 10/712:35 pmKMJ - SFO
1 stop13h 10mJapan Airlines
Deal found 7/27$1,767

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 July 29, 2025.
Use the filters below to find and compare flights from San Francisco to Kumamoto that are best for you.

Fly from

San Francisco

Fly to

Kumamoto

Route

Depart

Return

Price

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Wed 11/26

11:40 am-8:20 am

2 stops27h 40m

Kumamoto

Wed 12/3

8:35 pm-9:30 am

2 stops29h 55m

$812

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Sun 8/24

12:50 am-10:45 am

1 stop17h 55m

Kumamoto

Mon 9/1

11:55 am-8:30 pm

1 stop24h 35m

$945

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Tue 9/9

1:20 am-10:30 am

2 stops17h 10m

Kumamoto

Wed 9/17

5:20 pm-4:30 pm

2 stops15h 10m

$1,087

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Thu 9/11

1:30 pm-11:05 am

2 stops53h 35m

Kumamoto

Thu 9/18

12:05 pm-11:50 pm

2 stops27h 45m

$1,668

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Fri 10/3

10:15 am-8:45 pm

2 stops18h 30m

Kumamoto

Tue 10/7

12:35 pm-9:45 am

1 stop13h 10m

$1,767

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Sun 12/14

10:15 am-9:45 am

2 stops54h 30m

$558

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Sat 9/27

12:50 am-10:45 am

1 stop17h 55m

$576

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Wed 12/31

12:20 am-5:55 pm

2 stops24h 35m

$609

San FranciscoKumamoto

SFO - KMJ

SFOKMJ

San Francisco

Sun 12/14

6:45 am-11:35 am

3 stops35h 50m

$1,161

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from San Francisco to Kumamoto

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

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 July 29, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, ANA, and Japan Airlines from San Francisco to Kumamoto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Overall

9.0

Boarding

9.0

Entertainment

9.0

Crew

9.3

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
198 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Overall

9.0

Boarding

9.0

Entertainment

9.0

Crew

9.3

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
922 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Overall

9.0

Boarding

9.0

Entertainment

9.0

Crew

9.3

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,535 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Overall

9.0

Boarding

9.0

Entertainment

9.0

Crew

9.3

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Delta
8.0
Very good
7,979 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Overall

9.0

Boarding

9.0

Entertainment

9.0

Crew

9.3

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

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

  • What are the cheapest airlines flying from San Francisco to Kumamoto round-trip?

    Flying on STARLUX Airlines is currently your cheapest option to Kumamoto, with prices starting at $945. Additional round-trip tickets that might be worth considering are offered by ANA and Delta, with the lowest prices starting at $1,087 and $1,668, respectively.

  • What are the cheapest airlines to fly from San Francisco to Kumamoto one-way?

    The cheapest airlines for a one-way flight from San Francisco to Kumamoto are STARLUX Airlines ($576), ANA ($609), and Japan Airlines ($1,161).

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

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

  • How can I find direct flights from San Francisco to Kumamoto?

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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.

See more FAQs

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