$1,390 Cheap Flights from Kumamoto (KMJ) to Philadelphia (PHL)

View $1,390 flight on Fri, Apr 24, 2026Opens in a new window

Popular airlines from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL)

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Cheap Flights from Kumamoto to Philadelphia (KMJ-PHL)

Prices were available within the past 7 days and start at $1,390 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 Philadelphia Intl. Airport (PHL) cost?
Grab a cheap one-way flight from $1,390 or cheap return flight from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL)?
Traveling in is a great way to save, as it's the cheapest month for flights between KMJ and PHL. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL)?
To find the cheapest airline flying from KMJ to PHL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL)?
Nonstop flights from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from KMJ to PHL?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL)?
To land at Philadelphia Intl. Airport (PHL) on schedule, book a flight that takes off from 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 Philadelphia Intl. Airport (PHL) last-minute?
Last-minute fares from KMJ to PHL are usually more expensive. To lock in the lowest rates, start searching for flights as soon as possible. That being said, if your travel plans are flexible, it's possible to find a cheap fare right before your journey.
Is it cheaper to book a KMJ to PHL flight and hotel package?
You'll typically save money by booking a KMJ to PHL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Kumamoto Airport (KMJ) to Philadelphia Intl. Airport (PHL)?
Generally, it's possible to reschedule or cancel your KMJ to PHL flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Kumamoto
Destination airport
Philadelphia Intl.
Distance
7142 mi

Book with confidence

Book with confidence

Kumamoto to Philadelphia Flights

The cheapest times to fly from Kumamoto to Philadelphia

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

 

The best time to book a flight from Kumamoto to Philadelphia

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

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 Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,390 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 Philadelphia 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 Philadelphia 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 Philadelphia Flights

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*Available to One Key members.