$615 Cheap Flights from Denver (DEN) to Kumamoto (KMJ)

View $615 flight on Sat, Feb 28, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ)

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Cheap Flights from Denver to Kumamoto (DEN-KMJ)

Prices were available within the past 7 days and start at $615 for one-way flights and $1,056 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

STARLUX Airlines
Tue, Apr 21 - Wed, May 6
DEN
Denver
KMJ
Kumamoto
$1,056 Roundtrip, found 3 days ago
$1,056
Roundtrip
found 3 days ago
Select STARLUX Airlines flight, departing Tue, Apr 21 from Denver to Kumamoto, returning Wed, May 6, priced at $1,056 found 3 days ago
Alaska Airlines
Mon, Apr 20 - Wed, May 6
DEN
Denver
KMJ
Kumamoto
$1,081 Roundtrip, found 3 days ago
$1,081
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Apr 20 from Denver to Kumamoto, returning Wed, May 6, priced at $1,081 found 3 days ago
Alaska Airlines
Mon, Apr 20 - Mon, May 4
DEN
Denver
KMJ
Kumamoto
$1,106 Roundtrip, found 3 days ago
$1,106
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Apr 20 from Denver to Kumamoto, returning Mon, May 4, priced at $1,106 found 3 days ago
American Airlines
Sun, Apr 19 - Wed, May 6
DEN
Denver
KMJ
Kumamoto
$1,121 Roundtrip, found 3 days ago
$1,121
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Apr 19 from Denver to Kumamoto, returning Wed, May 6, priced at $1,121 found 3 days ago
Alaska Airlines
Tue, Mar 10 - Wed, Mar 25
DEN
Denver
KMJ
Kumamoto
$1,126 Roundtrip, found 3 days ago
$1,126
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Mar 10 from Denver to Kumamoto, returning Wed, Mar 25, priced at $1,126 found 3 days ago
Alaska Airlines
Thu, Apr 23 - Mon, May 4
DEN
Denver
KMJ
Kumamoto
$1,131 Roundtrip, found 3 days ago
$1,131
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Apr 23 from Denver to Kumamoto, returning Mon, May 4, priced at $1,131 found 3 days ago
American Airlines
Mon, Nov 17 - Thu, Dec 4
DEN
Denver
KMJ
Kumamoto
$1,141 Roundtrip, found 2 days ago
$1,141
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Nov 17 from Denver to Kumamoto, returning Thu, Dec 4, priced at $1,141 found 2 days ago
American Airlines
Tue, Nov 25 - Thu, Dec 11
DEN
Denver
KMJ
Kumamoto
$1,146 Roundtrip, found 2 days ago
$1,146
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Nov 25 from Denver to Kumamoto, returning Thu, Dec 11, priced at $1,146 found 2 days ago
United
Mon, Dec 1 - Thu, Dec 18
DEN
Denver
KMJ
Kumamoto
$1,215 Roundtrip, found 2 days ago
$1,215
Roundtrip
found 2 days ago
Select United flight, departing Mon, Dec 1 from Denver to Kumamoto, returning Thu, Dec 18, priced at $1,215 found 2 days ago
All Nippon Airways
Mon, Mar 16 - Fri, Apr 3
DEN
Denver
KMJ
Kumamoto
$1,235 Roundtrip, found 3 days ago
$1,235
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Mon, Mar 16 from Denver to Kumamoto, returning Fri, Apr 3, priced at $1,235 found 3 days ago

Alternative airports near Kumamoto

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kumamoto Airport KMJ. Cheapest and Closest option available. Average driving time to city center is 20 minutes. Flights from $1,166
KMJ
Kumamoto Airport
CheapestClosest
Average driving time to city center20 min
Flights from $1,166

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ) cost?
Secure a cheap one-way flight from $615 or cheap return flight from $1,056 from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ)?
Traveling in April may help you find better deals, as it's the cheapest month for flights between DEN and KMJ. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from DEN to KMJ. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ)?
You'll need to hop on a flight with a layover if you're traveling from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from DEN to KMJ?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ)?
To avoid possible delays on the Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ) route, fly 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 Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ) last-minute?
Holding off until just before your departure to book a flight from DEN to KMJ generally means paying more. While you might find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a DEN to KMJ flight and hotel package?
Securing a DEN to KMJ flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Kumamoto Airport (KMJ)?
If you booked your DEN to KMJ flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Kumamoto
Roundtrip price
$1,055
Distance
6288 mi

Book with confidence

Denver to Kumamoto Flights

The cheapest times to fly from Denver to Kumamoto

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

 

The best time to book a flight from Denver to Kumamoto

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

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 Denver to Kumamoto in 2025. You can also book with separate airlines for your outbound and return journeys, from $615 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 Denver to Kumamoto 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 Denver to Kumamoto 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.

 

Denver to Kumamoto Flights

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