$385 Cheap Flights from Kumamoto (KMJ) to Guam (GUM)

View $385 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from Kumamoto Airport (KMJ) to Barrigada - A.B. Won Pat International Airport (GUM)

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Cheap Flights from Kumamoto to Guam (KMJ-GUM)

Prices were available within the past 7 days and start at $385 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 A.B. Won Pat Intl. Airport (GUM) cost?
Grab a cheap one-way flight from $385 or cheap return flight from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM)?
The cheapest month to fly from KMJ to GUM is , when there's less demand. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM)?
To find the cheapest airline that'll fly you from KMJ to GUM, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM)?
There are no daily direct flights departing from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from KMJ to GUM?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*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 A.B. Won Pat Intl. Airport (GUM)?
Choose a flight from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**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 A.B. Won Pat Intl. Airport (GUM) last-minute?
Last-minute fares from KMJ to GUM are typically more expensive. For the best prices, start searching for flights ahead of time. That being said, if you're flexible with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a KMJ to GUM flight and hotel package?
Compared with arranging hotels and flights separately, booking a KMJ to GUM flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Kumamoto Airport (KMJ) to A.B. Won Pat Intl. Airport (GUM)?
In most cases, you're able to reschedule or cancel your KMJ to GUM flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
Kumamoto
Destination airport
A.B. Won Pat Intl.
Distance
1599 mi

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Kumamoto to Guam Flights

The cheapest times to fly from Kumamoto to Guam

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 Guam are during the month of . You can find some of the cheapest flights from Kumamoto to Guam with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kumamoto to Guam

Sunday is one of the best days to book for cheap flights from Kumamoto to Guam: 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 Guam

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 Guam in 2025. You can also book with separate airlines for your outbound and return journeys, from $385 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 Guam 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 Guam 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 Guam Flights
*Available to One Key members.