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Kumamoto

$459+ Cheap flights from Portland (PDX) to Kumamoto (KMJ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KMJ
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Portland to Kumamoto

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Kumamoto (KMJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Round-trip from

$962
(Gurufare)

One-way from

$459
(Kiwi.com)
From Portland to Kumamoto
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One-way flight from Portland to Kumamoto
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Find flight deals from Portland to Kumamoto

Cheapest flights from Portland to Kumamoto
Explore the most affordable flight options available from Portland to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This KAYAK deal was found by Cheapflights users on 4/29. 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.
Fri 10/175:30 amPDX - KMJ
2 stops36h 25mANA
Wed 10/2212:20 pmKMJ - PDX
2 stops18h 23mANA
Deal found 4/29$933
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:00 amPDX - KMJ
2 stops34h 05mJapan Airlines
Tue 5/139:55 amKMJ - PDX
2 stops22h 24mJapan Airlines
Deal found 4/29$962
This STARLUX Airlines deal was found by Cheapflights users on 4/29. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:30 pmPDX - KMJ
2 stops21h 15mSTARLUX Airlines
Wed 10/2211:55 amKMJ - PDX
2 stops27h 58mSTARLUX Airlines
Deal found 4/29$1,145
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/512:59 amPDX - KMJ
2 stops42h 06mDelta
Tue 5/1312:05 pmKMJ - PDX
2 stops24h 47mDelta
Deal found 4/29$1,151
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/62:33 pmPDX - KMJ
3 stops28h 12mMultiple Airlines
Tue 5/139:55 amKMJ - PDX
3 stops29h 00mMultiple Airlines
Deal found 4/29$1,359

Cheapflights Fare Finder

Customize your flight search to find flights from Portland 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 April 30, 2025.
Use the filters below to find and compare flights from Portland to Kumamoto that are best for you.

Fly from

Portland

Fly to

Kumamoto

Route

Depart

Return

Price

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Tue 5/6

6:00 am-8:05 am

2 stops34h 05m

Kumamoto

Tue 5/13

9:55 am-4:19 pm

2 stops22h 24m

$962

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Mon 5/5

12:59 am-11:05 am

2 stops42h 06m

Kumamoto

Tue 5/13

12:05 pm-8:52 pm

2 stops24h 47m

$1,151

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Tue 5/6

2:33 pm-10:45 am

3 stops28h 12m

Kumamoto

Tue 5/13

9:55 am-10:55 pm

3 stops29h 00m

$1,359

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Tue 5/6

2:33 pm-6:55 pm

3 stops36h 22m

$459

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Tue 5/6

7:40 am-9:20 am

2 stops33h 40m

$577

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Mon 5/5

12:59 am-11:05 am

2 stops42h 06m

$785

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from Portland to Kumamoto

Have a flexible travel schedule? Discover the best time to fly to Kumamoto from Portland 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 Portland to Kumamoto

Rainfall in Kumamoto by month

Plan your trip to Kumamoto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kumamoto ranges from 2.0 - 14.2 inches per month. June is typically the wettest month, when rainfall can reach 14.2 in. December is typically the driest time to visit Kumamoto when rainfall is around 2.0 in.

Temperature in Kumamoto by month

Plan your trip to Kumamoto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kumamoto, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Kumamoto

Get insights into the airlines that provide service to Kumamoto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kumamoto. Reviews last updated April 30, 2025.
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
161 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very good
1,459 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Delta
8.0
Very good
7,936 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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.

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