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Kumamoto

$708+ Cheap flights from Portland (PDX) 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KMJ
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
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 September 15, 2025.

Round-trip from

$708
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$573
From Portland to Kumamoto
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 15, 2025.

This KAYAK deal was found by Cheapflights users on 9/15. 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.
Tue 11/257:30 amPDX - KMJ
2 stops35h 30mANA
Wed 12/36:35 pmKMJ - PDX
2 stops37h 12mANA
Deal found 9/15$708
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Mon 11/247:30 amPDX - KMJ
2 stops31h 55mANA
Wed 12/36:35 pmKMJ - PDX
2 stops37h 12mANA
Deal found 9/15$743
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Wed 11/197:30 amPDX - KMJ
2 stops31h 45mANA
Wed 12/36:35 pmKMJ - PDX
2 stops37h 12mANA
Deal found 9/15$834
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Tue 11/257:30 amPDX - KMJ
2 stops35h 30mANA
Tue 12/28:35 pmKMJ - PDX
2 stops38h 55mANA
Deal found 9/15$881
This ANA deal was found by Cheapflights users on 9/13. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/55:30 amPDX - KMJ
2 stops22h 15mANA
Tue 10/712:20 pmKMJ - PDX
2 stops22h 13mANA
Deal found 9/13$891
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Tue 11/256:00 amPDX - KMJ
2 stops21h 55mANA
Thu 11/2712:30 pmKMJ - PDX
2 stops23h 06mANA
Deal found 9/15$900
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Mon 11/247:30 amPDX - KMJ
2 stops31h 55mANA
Tue 12/28:35 pmKMJ - PDX
2 stops38h 55mANA
Deal found 9/15$916
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Tue 11/257:30 amPDX - KMJ
2 stops35h 30mANA
Mon 12/16:35 pmKMJ - PDX
2 stops37h 12mANA
Deal found 9/15$929
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Sun 11/237:30 amPDX - KMJ
2 stops35h 25mANA
Wed 12/36:35 pmKMJ - PDX
2 stops37h 12mANA
Deal found 9/15$930
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Mon 11/247:30 amPDX - KMJ
2 stops35h 30mANA
Thu 11/2712:30 pmKMJ - PDX
2 stops23h 06mANA
Deal found 9/15$934
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Wed 11/197:30 amPDX - KMJ
2 stops31h 45mANA
Thu 11/278:55 amKMJ - PDX
2 stops26h 41mANA
Deal found 9/15$960
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Mon 11/246:00 amPDX - KMJ
2 stops33h 25mANA
Mon 12/16:35 pmKMJ - PDX
2 stops37h 12mANA
Deal found 9/15$964

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 September 15, 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 11/25

7:30 am-12:00 pm

2 stops35h 30m

Kumamoto

Wed 12/3

6:35 pm-2:47 pm

2 stops37h 12m

$708

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Wed 11/19

7:30 am-8:15 am

2 stops31h 45m

Kumamoto

Wed 12/3

6:35 pm-2:47 pm

2 stops37h 12m

$834

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Tue 11/25

7:30 am-12:00 pm

2 stops35h 30m

Kumamoto

Tue 12/2

8:35 pm-6:30 pm

2 stops38h 55m

$881

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Sun 10/5

5:30 am-8:55 pm

2 stops23h 25m

Kumamoto

Tue 10/7

10:40 am-2:42 pm

2 stops20h 02m

$891

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Tue 11/25

7:30 am-12:00 pm

2 stops35h 30m

Kumamoto

Mon 12/1

6:35 pm-2:47 pm

2 stops37h 12m

$929

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Mon 11/24

7:30 am-12:00 pm

2 stops35h 30m

Kumamoto

Thu 11/27

12:30 pm-6:36 pm

2 stops23h 06m

$934

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Wed 11/19

7:30 am-8:15 am

2 stops31h 45m

Kumamoto

Thu 11/27

8:55 am-6:36 pm

2 stops26h 41m

$960

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Fri 10/17

10:00 pm-10:45 am

2 stops20h 45m

Kumamoto

Wed 10/22

11:55 am-8:28 pm

2 stops24h 33m

$1,082

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Thu 10/16

6:00 pm-10:45 am

2 stops24h 45m

Kumamoto

Wed 10/22

11:55 am-10:45 pm

2 stops26h 50m

$1,102

PortlandKumamoto

PDX - KMJ

PDXKMJ

Portland

Sun 11/23

5:17 pm-5:30 pm

2 stops31h 13m

Kumamoto

Mon 12/1

7:10 pm-3:33 pm

2 stops37h 23m

$1,103

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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.

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.

  • How long is the flight from Portland to Kumamoto?

    ANA can get you from Portland to Kumamoto in just under 35h 30m. Your travel time can differ by up to . There are 5337 mi between Portland and Kumamoto.

  • 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.

See more FAQs

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