$587 Cheap Flights from Detroit (DTW) to Kumamoto (KMJ)

View $587 flight on Sun, Jul 20, 2025Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ)

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Cheap Flights from Detroit to Kumamoto (DTW-KMJ)

Prices were available within the past 7 days and start at $587 for one-way flights and $1,460 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,460 Roundtrip, found 1 day ago
$1,460
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,460 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,461 Roundtrip, found 1 day ago
$1,461
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,461 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,480 Roundtrip, found 1 day ago
$1,480
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,480 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,481 Roundtrip, found 1 day ago
$1,481
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,481 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,630 Roundtrip, found 1 day ago
$1,630
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,630 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,650 Roundtrip, found 1 day ago
$1,650
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,650 found 1 day ago
All Nippon Airways
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,656 Roundtrip, found 1 day ago
$1,656
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,656 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,729 Roundtrip, found 1 day ago
$1,729
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,729 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,734 Roundtrip, found 1 day ago
$1,734
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,734 found 1 day ago
Japan Airlines
Mon, Jul 21 - Thu, Jul 24
DTW
Detroit
KMJ
Kumamoto
$1,755 Roundtrip, found 1 day ago
$1,755
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Jul 21 from Detroit to Kumamoto, returning Thu, Jul 24, priced at $1,755 found 1 day ago
Flights from Detroit (DTW) to Kumamoto (KMJ)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Kumamoto
Roundtrip price
$1,460
Distance
6815 mi

Detroit to Kumamoto Flights

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

 

The best time to book a flight from Detroit to Kumamoto

Sunday is one of the best days to book for cheap flights from Detroit 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 Detroit 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 Detroit to Kumamoto in 2025. You can also book with separate airlines for your outbound and return journeys, from $587 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 Detroit 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 Detroit 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.

 

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ) cost?
Discover the latest flight deals from DTW to KMJ by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DTW to KMJ?
The cheapest flights from DTW to KMJ are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DTW to KMJ?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DTW to KMJ. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ)?
You'll have to take a flight with a layover if you're traveling from Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from DTW to KMJ?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary 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 Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ)?
To touch down at Kumamoto Airport (KMJ) on schedule, choose a flight that takes off from Detroit Metropolitan Wayne County Airport (DTW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ) last-minute?
Last-minute fares from DTW to KMJ are usually more expensive. For the best rates, start looking for flights as early as possible. That said, if your travel plans are flexible, it's possible to find a cheap fare right before you leave.
Is it cheaper to book a DTW to KMJ flight and hotel package?
Compared with arranging flights and hotels separately, booking a DTW to KMJ flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of planning your trip. Just pick your flights and select from our extensive range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Kumamoto Airport (KMJ)?
If you reserved your DTW to KMJ flight in the last 24 hours, you may be able to modify or cancel it at no cost. 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, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.