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$637+ Cheap flights from Kumamoto (KMJ) to San Francisco (SFO)

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
KMJ — SFO
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Kumamoto to San Francisco

Best flights from Kumamoto to San Francisco
Discover carefully curated flight deals from Kumamoto to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This Trip.com deal was found by Cheapflights users on 12/14. 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 1/2810:00 amKMJ - SFO
1 stop20h 40mMultiple Airlines
Wed 2/43:40 pmSFO - KMJ
1 stop35h 00mMultiple Airlines
Deal found 12/14$637
This HIS deal was found by Cheapflights users on 12/12. 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 HIS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/276:30 pmKMJ - SFO
1 stop17h 15mChina Airlines
Tue 2/311:40 pmSFO - KMJ
1 stop24h 50mChina Airlines
Deal found 12/12$805
This STARLUX Airlines deal was found by Cheapflights users on 12/14. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2811:45 amKMJ - SFO
1 stop24h 15mSTARLUX Airlines
Wed 2/411:10 pmSFO - KMJ
1 stop18h 25mSTARLUX Airlines
Deal found 12/14$1,130
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Tue 1/278:15 pmKMJ - SFO
2 stops33h 15mMultiple Airlines
Tue 2/311:00 amSFO - KMJ
1 stop15h 40mMultiple Airlines
Deal found 12/12$812
This Delta deal was found by Cheapflights users on 12/13. 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 1/227:10 pmKMJ - SFO
1 stop31h 20mDelta
Mon 1/264:03 pmSFO - KMJ
2 stops32h 27mDelta
Deal found 12/13$1,897
This STARLUX Airlines deal was found by Cheapflights users on 12/14. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2211:45 amKMJ - SFO
1 stop24h 15mSTARLUX Airlines
Mon 1/2611:10 pmSFO - KMJ
1 stop18h 25mSTARLUX Airlines
Deal found 12/14$1,252

Find flight deals from Kumamoto to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Kumamoto (KMJ) to San Francisco (SFO). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$637
(Trip.com)
Provider with most accurate pricing for Fukuoka-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Fukuoka-San Francisco flights.
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From Kumamoto to San Francisco
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kumamoto to San Francisco 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 December 15, 2025.
Use the filters below to find and compare flights from Kumamoto to San Francisco that are best for you.

Fly from

Kumamoto

Fly to

San Francisco

Route

Depart

Return

Price

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

Wed 1/28

10:00 am-1:40 pm

1 stop20h 40m

San Francisco

Wed 2/4

3:40 pm-7:40 pm

1 stop35h 00m

$637

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

Tue 1/27

6:30 pm-6:45 pm

1 stop17h 15m

San Francisco

Tue 2/3

11:40 pm-5:30 pm

1 stop24h 50m

$805

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

Tue 1/27

8:15 pm-12:30 pm

2 stops33h 15m

San Francisco

Tue 2/3

11:00 am-7:40 pm

1 stop15h 40m

$812

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

Wed 1/28

11:45 am-7:00 pm

1 stop24h 15m

San Francisco

Wed 2/4

11:10 pm-10:35 am

1 stop18h 25m

$1,130

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

Thu 1/22

11:45 am-7:00 pm

1 stop24h 15m

San Francisco

Mon 1/26

11:10 pm-10:35 am

1 stop18h 25m

$1,252

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

Thu 1/22

7:10 pm-9:30 am

1 stop31h 20m

San Francisco

Mon 1/26

4:03 pm-5:30 pm

2 stops32h 27m

$1,897

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Best time to book a flight from Kumamoto to San Francisco

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

Related info for your journey

Find useful and relevant information for your journey from Kumamoto to San Francisco. 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 Kumamoto to San Francisco?

    There are many flights that can get you from Kumamoto to San Francisco in 17h 15m. Fly via China Airlines to get the fastest option. There are 5662 mi between Kumamoto and San Francisco.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kumamoto to San Francisco 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
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Watsonville
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Sunnyvale
Santa Clara
San Bruno
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Vallejo
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Davis
Emeryville

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