$690 Cheap Flights from Sydney (SYD) to Kumamoto (KMJ)

View $690 flight on Mon, Dec 29, 2025Opens in a new window

Popular airlines from Sydney Airport (SYD) to Kumamoto Airport (KMJ)

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Cheap Flights from Sydney to Kumamoto (SYD-KMJ)

Prices were available within the past 7 days and start at $690 for one-way flights and $1,365 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'way Air with baggage
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$1,365 Roundtrip, found 1 day ago
$1,365
Roundtrip
found 1 day ago
Select T'way Air with baggage flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $1,365 found 1 day ago
Qantas Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,523 Roundtrip, found 1 day ago
$2,523
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,523 found 1 day ago
Qantas Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,626 Roundtrip, found 1 day ago
$2,626
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,626 found 1 day ago
Japan Airlines
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,742 Roundtrip, found 1 day ago
$2,742
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,742 found 1 day ago
Qantas Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,806 Roundtrip, found 1 day ago
$2,806
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,806 found 1 day ago
All Nippon Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,848 Roundtrip, found 1 day ago
$2,848
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,848 found 1 day ago
All Nippon Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,851 Roundtrip, found 1 day ago
$2,851
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,851 found 1 day ago
All Nippon Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$2,853 Roundtrip, found 1 day ago
$2,853
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $2,853 found 1 day ago
All Nippon Airways
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$3,057 Roundtrip, found 1 day ago
$3,057
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $3,057 found 1 day ago
Garuda Indonesia
Tue, Dec 30 - Fri, Jan 2
SYD
Sydney
KMJ
Kumamoto
$3,162 Roundtrip, found 1 day ago
$3,162
Roundtrip
found 1 day ago
Select Garuda Indonesia flight, departing Tue, Dec 30 from Sydney to Kumamoto, returning Fri, Jan 2, priced at $3,162 found 1 day ago

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ) cost?
Lock in a cheap one-way flight from $690 or cheap return flight from $1,365 from Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ)?
The cheapest month to fly from SYD to KMJ is December, when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SYD to KMJ flight.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ)?
You'll need to take a flight with a layover if you're traveling from Kingsford Smith Intl. Airport (SYD) 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 discover an option that works for you.
What day of the week has the most flights from SYD to KMJ?
You'll typically 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 Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ)?
To avoid possible delays on the Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ) route, aim to travel before 3 PM. Later departures have a 22% higher chance of being canceled.**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 Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ) last-minute?
Last-minute bookings from SYD to KMJ are typically more expensive. To lock in the cheapest rates, start looking for flights well in advance. That said, if you're flexible with your travel plans, you may find a cheap ticket just before your departure.
Is it cheaper to book a SYD to KMJ flight and hotel package?
You'll typically save money by securing a SYD to KMJ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your ideal flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Kumamoto Airport (KMJ)?
In most cases, you're able to cancel or reschedule your SYD to KMJ flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Kumamoto
Roundtrip price
$1,365
Distance
4798 mi

Book with confidence

Sydney to Kumamoto Flights

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

 

The best time to book a flight from Sydney to Kumamoto

Sunday is one of the best days to book for cheap flights from Sydney 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 Sydney 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 Sydney to Kumamoto in 2025. You can also book with separate airlines for your outbound and return journeys, from $690 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 Sydney 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 Sydney 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.

 

Sydney to Kumamoto Flights

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*Available to One Key members.