$1,124 Cheap Flights from Kumamoto (KMJ) to San Jose (SJC)

View $1,124 flight on Mon, Feb 23, 2026Opens in a new window

Popular airlines from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC)

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Cheap Flights from Kumamoto to San Jose (KMJ-SJC)

Prices were available within the past 7 days and start at $1,124 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC) cost?
Get a cheap one-way flight from $1,124 or cheap return flight from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
is the least expensive month to fly from KMJ to SJC. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest KMJ to SJC flight.
How many flights per day from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Nonstop flights from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from KMJ to SJC?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
To avoid possible delays on the Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC) last-minute?
Last-minute fares from KMJ to SJC are typically more expensive. To secure the lowest rates, start searching for flights well in advance. That said, if you're flexible with your travel dates, you may find a cheap fare right before you leave.
Is it cheaper to book a KMJ to SJC flight and hotel package?
Compared with arranging hotels and flights separately, booking a KMJ to SJC flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and select from our wide range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Kumamoto Airport (KMJ) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
If you booked your KMJ to SJC flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Kumamoto
Destination airport
Norman Y. Mineta San Jose Intl.
Distance
5696 mi

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Kumamoto to San Jose Flights

The cheapest times to fly from Kumamoto to San Jose

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kumamoto to San Jose are during the month of . You can find some of the cheapest flights from Kumamoto to San Jose with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kumamoto to San Jose

Sunday is one of the best days to book for cheap flights from Kumamoto to San Jose: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kumamoto to San Jose

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kumamoto to San Jose in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,124 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kumamoto to San Jose flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kumamoto to San Jose airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kumamoto to San Jose Flights

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*Available to One Key members.