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Kumamoto

$986+ Cheap flights from Oregon to Kumamoto (KMJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KMJ
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Oregon to Kumamoto

Cheapest flights from Oregon to Kumamoto
Explore the most affordable flight options available from Oregon to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:30 pmPDX - KMJ
2 stops24h 05mSTARLUX Airlines
Thu 1/111:45 amKMJ - PDX
2 stops28h 14mSTARLUX Airlines
Deal found 12/17$2,135

Find flight deals from Oregon to Kumamoto

Keep the following information in mind while searching for Oregon to Kumamoto flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$986
(Japan Airlines)

Popular in

November

Cheapest in

September

Average price

$1,078
Provider with most accurate pricing for Portland-Fukuoka flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Fukuoka flights.
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From Oregon to Kumamoto
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Kumamoto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Oregon to Kumamoto that are best for you.

Fly from

Oregon

Fly to

Kumamoto

Route

Depart

Return

Price

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Wed 2/25

7:05 am-8:25 am

2 stops32h 20m

Kumamoto

Sun 3/1

8:25 pm-4:50 pm

2 stops37h 25m

$986

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Oregon to Kumamoto

Have a flexible travel schedule? Discover the best time to fly to Kumamoto from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Kumamoto

What is the cheapest month to book a flight from Oregon to Kumamoto?

Currently, July is the cheapest month in which you can book a flight from Oregon to Kumamoto (average of $392). Flying from Oregon to Kumamoto in June is currently the most expensive (average of $875). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Kumamoto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kumamoto from Oregon?

    Located just 9.7 mi from the city center, Kumamoto (KMJ) is the airport most travelers will use when flying to Kumamoto from Oregon.

  • How long is the flight from Oregon to Kumamoto?

    For as low as $986, Japan Airlines can have you in Kumamoto from Oregon in 32h 20m. The distance between Oregon and Kumamoto is about 5337 mi.

  • Can I find deals for flights from Oregon to Kumamoto that include hotel bookings?

    Yes. In addition to deals on Oregon to Kumamoto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Kumamoto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Kumamoto.

  • Can I find deals for business class flights from Oregon to Kumamoto?

    Yes. Cheapflights offers flight deals from Oregon to Kumamoto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Kumamoto?

    Currently, July is the cheapest month in which you can book a flight from Oregon to Kumamoto (average of $392). Flying from Oregon to Kumamoto in June is currently the most expensive (average of $875). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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