$666 Cheap Flights from Kumamoto (KMJ) to Houston (IAH)

View $666 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH)

Cheap Flights from Kumamoto to Houston (KMJ-IAH)

Prices were available within the past 7 days and start at $666 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 George Bush Intercontinental Airport (IAH) cost?
Snag a cheap one-way flight from $666 or cheap return flight from Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH) 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 Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH)?
Traveling in is a great way to save, as it's the cheapest month for flights between KMJ and IAH. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from KMJ to IAH. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH)?
You'll have to take a flight with a layover if you're traveling from Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from KMJ to IAH?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending 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 Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH)?
To land at George Bush Intercontinental Airport (IAH) on time, pick a flight that leaves Kumamoto Airport (KMJ) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 George Bush Intercontinental Airport (IAH) last-minute?
Waiting until just before your departure to book a ticket from KMJ to IAH often results in higher prices. While you may come across some last-minute discounts, there's no guarantee. Keep your travel plans flexible for a better chance of scoring a bargain.
Is it cheaper to book a KMJ to IAH flight and hotel package?
Securing a KMJ to IAH flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our wide range of accommodations 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 Kumamoto Airport (KMJ) to George Bush Intercontinental Airport (IAH)?
Typically, you're able to cancel or reschedule your KMJ to IAH flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Origin airport
Kumamoto
Destination airport
George Bush Intercontinental
Distance
7147 mi

Book with confidence

Kumamoto to Houston Flights

The cheapest times to fly from Kumamoto to Houston

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

 

The best time to book a flight from Kumamoto to Houston

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

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 Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $666 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 Houston 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 Houston 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 Houston Flights

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*Available to One Key members.