How long is the flight from Kumamoto to San Francisco?

There are many flights that can get you from Kumamoto to San Francisco in 16h 50m. Fly via China Airlines, STARLUX Airlines, or Japan Airlines to get the fastest option. There are 5662 mi between Kumamoto and San Francisco. This flight may include one or multiple stops.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What is the cheapest time of day to fly from KMJ to SFO?

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

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.

$842+ Cheap Flights from Kumamoto to San Francisco

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Find flight deals from Kumamoto to San Francisco

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

mar. 11/116:30 pmKMJ - SFO

1 stop17h 15mChina Airlines

sáb. 11/1511:40 pmSFO - KMJ

1 stop24h 50mChina Airlines

Deal found 10/27

$842

jue. 12/1111:45 amKMJ - SFO

1 stop24h 15mSTARLUX Airlines

jue. 12/1811:10 pmSFO - KMJ

1 stop18h 25mSTARLUX Airlines

Deal found 10/27

$2,145

mar. 11/1112:45 pmKMJ - SFO

1 stop14h 30mAmerican Airlines

sáb. 11/157:10 amSFO - KMJ

2 stops19h 30mAmerican Airlines

Deal found 10/27

$2,860

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 octubre 29, 2025.

mar. 11/116:30 pmKMJ - SFO

1 stop17h 15mChina Airlines

sáb. 11/1511:40 pmSFO - KMJ

1 stop24h 50mChina Airlines

Deal found 10/27

$842

sáb. 2/1411:45 amKMJ - SFO

1 stop24h 15mSTARLUX Airlines

mié. 2/1811:10 pmSFO - KMJ

1 stop18h 25mSTARLUX Airlines

Deal found 10/27

$1,273

sáb. 2/1410:00 amKMJ - SFO

1 stop16h 50mJapan Airlines

mié. 2/186:34 pmSFO - KMJ

2 stops20h 51mJapan Airlines

Deal found 10/27

$1,600

sáb. 2/141:10 pmKMJ - SFO

1 stop13h 00mANA

mar. 2/1712:20 amSFO - KMJ

1 stop18h 40mANA

Deal found 10/26

$1,874

sáb. 2/147:10 pmKMJ - SFO

1 stop31h 20mDelta

mié. 2/186:50 pmSFO - KMJ

2 stops29h 40mDelta

Deal found 10/26

$2,012

mar. 11/1112:45 pmKMJ - SFO

1 stop14h 30mAmerican Airlines

sáb. 11/157:10 amSFO - KMJ

2 stops19h 30mAmerican Airlines

Deal found 10/27

$2,860

Last-minute flights from Kumamoto to San Francisco
Discover last-minute flight deals from Kumamoto to San Francisco. Data last updated octubre 29, 2025 and is based on user searches.

mar. 11/116:30 pmKMJ - SFO

1 stop17h 15mChina Airlines

sáb. 11/1511:40 pmSFO - KMJ

1 stop24h 50mChina Airlines

Deal found 10/27

$842

mar. 11/1112:45 pmKMJ - SFO

1 stop14h 30mAmerican Airlines

sáb. 11/157:10 amSFO - KMJ

2 stops19h 30mAmerican Airlines

Deal found 10/27

$2,860

One-way flights from Kumamoto to San Francisco
Search for one-way flight options from Kumamoto to San Francisco. Find affordable one-way fares based on user searches. Data last updated octubre 29, 2025.

lun. 11/2411:45 amKMJ - SFO

1 stop24h 15mSTARLUX Airlines

Deal found 10/28

$846

Cheap flight deals from Kumamoto to San Francisco

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Round-trip from	$842 (China Airlines)

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From Kumamoto to San Francisco

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Use the filters below to find and compare flights from Kumamoto to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

mar. 11/11

6:30 pm-6:45 pm

1 stop17h 15m

San Francisco

sáb. 11/15

11:40 pm-5:30 pm

1 stop24h 50m

$842

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

sáb. 2/14

11:45 am-7:00 pm

1 stop24h 15m

San Francisco

mié. 2/18

11:10 pm-10:35 am

1 stop18h 25m

$1,273

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

sáb. 2/14

10:00 am-9:50 am

1 stop16h 50m

San Francisco

mié. 2/18

6:34 pm-8:25 am

2 stops20h 51m

$1,600

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

sáb. 2/14

1:10 pm-9:10 am

1 stop13h 00m

San Francisco

mar. 2/17

12:20 am-12:00 pm

1 stop18h 40m

$1,874

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

sáb. 2/14

7:10 pm-9:30 am

1 stop31h 20m

San Francisco

mié. 2/18

6:50 pm-5:30 pm

2 stops29h 40m

$2,012

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

mar. 11/11

12:45 pm-10:15 am

1 stop14h 30m

San Francisco

sáb. 11/15

7:10 am-7:40 pm

2 stops19h 30m

$2,860

KumamotoSan Francisco

KMJ - SFO

KMJSFO

Kumamoto

lun. 11/24

11:45 am-7:00 pm

1 stop24h 15m

$846

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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

How long is the flight from Kumamoto to San Francisco?
There are many flights that can get you from Kumamoto to San Francisco in 16h 50m. Fly via China Airlines, STARLUX Airlines, or Japan Airlines to get the fastest option. There are 5662 mi between Kumamoto and San Francisco. This flight may include one or multiple stops.
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.

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San Bruno

Foster City

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Fairfield

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$842+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kumamoto to San Francisco with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Kumamoto to San Francisco

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

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

Cheap flight deals from Kumamoto to San Francisco

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kumamoto to San Francisco that are best for you.

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.

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?

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

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

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

Traveling to a place near San Francisco?

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