$485 Cheap Flights from Austin (AUS) to Kumamoto (KMJ)

View $485 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ)

Cheap Flights from Austin to Kumamoto (AUS-KMJ)

Prices were available within the past 7 days and start at $485 for one-way flights and $993 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Tue, Aug 4 - Wed, Aug 19
AUS
Austin
KMJ
Kumamoto
$993 Roundtrip, found 8 hours ago
$993
Roundtrip
found 8 hours ago
Select All Nippon Airways flight, departing Tue, Aug 4 from Austin to Kumamoto, returning Wed, Aug 19, priced at $993 found 8 hours ago
All Nippon Airways
Tue, Aug 4 - Wed, Aug 19
AUS
Austin
KMJ
Kumamoto
$1,002 Roundtrip, found 8 hours ago
$1,002
Roundtrip
found 8 hours ago
Select All Nippon Airways flight, departing Tue, Aug 4 from Austin to Kumamoto, returning Wed, Aug 19, priced at $1,002 found 8 hours ago
All Nippon Airways
Thu, Mar 5 - Tue, Mar 24
AUS
Austin
KMJ
Kumamoto
$1,024 Roundtrip, found 2 days ago
$1,024
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Thu, Mar 5 from Austin to Kumamoto, returning Tue, Mar 24, priced at $1,024 found 2 days ago
All Nippon Airways
Thu, Mar 5 - Tue, Mar 24
AUS
Austin
KMJ
Kumamoto
$1,047 Roundtrip, found 2 days ago
$1,047
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Thu, Mar 5 from Austin to Kumamoto, returning Tue, Mar 24, priced at $1,047 found 2 days ago
All Nippon Airways
Thu, Mar 5 - Tue, Mar 24
AUS
Austin
KMJ
Kumamoto
$1,095 Roundtrip, found 2 days ago
$1,095
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Thu, Mar 5 from Austin to Kumamoto, returning Tue, Mar 24, priced at $1,095 found 2 days ago
All Nippon Airways
Tue, Aug 4 - Wed, Aug 19
AUS
Austin
KMJ
Kumamoto
$1,098 Roundtrip, found 8 hours ago
$1,098
Roundtrip
found 8 hours ago
Select All Nippon Airways flight, departing Tue, Aug 4 from Austin to Kumamoto, returning Wed, Aug 19, priced at $1,098 found 8 hours ago
All Nippon Airways
Tue, Aug 4 - Wed, Aug 19
AUS
Austin
KMJ
Kumamoto
$1,107 Roundtrip, found 8 hours ago
$1,107
Roundtrip
found 8 hours ago
Select All Nippon Airways flight, departing Tue, Aug 4 from Austin to Kumamoto, returning Wed, Aug 19, priced at $1,107 found 8 hours ago
Japan Airlines
Tue, Aug 4 - Wed, Aug 19
AUS
Austin
KMJ
Kumamoto
$1,145 Roundtrip, found 8 hours ago
$1,145
Roundtrip
found 8 hours ago
Select Japan Airlines flight, departing Tue, Aug 4 from Austin to Kumamoto, returning Wed, Aug 19, priced at $1,145 found 8 hours ago
STARLUX Airlines
Thu, Mar 5 - Tue, Mar 24
AUS
Austin
KMJ
Kumamoto
$1,151 Roundtrip, found 2 days ago
$1,151
Roundtrip
found 2 days ago
Select STARLUX Airlines flight, departing Thu, Mar 5 from Austin to Kumamoto, returning Tue, Mar 24, priced at $1,151 found 2 days ago
Lufthansa
Tue, Aug 4 - Wed, Aug 19
AUS
Austin
KMJ
Kumamoto
$2,759 Roundtrip, found 8 hours ago
$2,759
Roundtrip
found 8 hours ago
Select Lufthansa flight, departing Tue, Aug 4 from Austin to Kumamoto, returning Wed, Aug 19, priced at $2,759 found 8 hours ago
Flights from Austin (AUS) to Kumamoto (KMJ)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Kumamoto
Airlines serving
All Nippon Airways, Japan Airlines
Roundtrip price
$993
Distance
7048 mi

Austin to Kumamoto Flights

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

 

The best time to book a flight from Austin to Kumamoto

Sunday is one of the best days to book for cheap flights from Austin 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 Austin 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 Austin to Kumamoto in 2025. You can also book with separate airlines for your outbound and return journeys, from $485 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 Austin 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 Austin 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 Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ) cost?
Lock in a cheap one-way flight from $485 or cheap return flight from $993 from Austin-Bergstrom Intl. Airport (AUS) 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 Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ)?
Traveling in August is a great way to save, as it's the cheapest month for flights between AUS and KMJ. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ)?
To find the cheapest airline that'll fly you from AUS to KMJ, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ)?
Nonstop flights from Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from AUS to KMJ?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ)?
To reach Kumamoto Airport (KMJ) on schedule, opt for a flight that takes off from Austin-Bergstrom Intl. Airport (AUS) before 3 PM. The likelihood 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 Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ) last-minute?
Last-minute fares from AUS to KMJ are usually more expensive. For the cheapest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may find a cheap fare right before your journey.
Is it cheaper to book an AUS to KMJ flight and hotel package?
You can save money by securing an AUS to KMJ flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Kumamoto Airport (KMJ)?
In most cases, you're able to reschedule or cancel your AUS to KMJ flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further information, go to our Customer Service portal.

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*Available to One Key members.