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$910+ Cheap flights from Portland, ME (PWM) to Japan

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — FUK
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Portland to Japan

Keep the following information in mind while searching for Portland to Japan flight deals. Data was last updated September 15, 2025.

Round-trip from

$906
(United Airlines)

Popular in

August

Cheapest in

October

Average price

$1,010
From Portland to Japan
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Portland to Japan

Cheapest flights from Portland to Japan
Explore the most affordable flight options available from Portland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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.
Sun 9/286:00 amPWM - HND
1 stop19h 20mDelta
Wed 10/223:15 pmHND - PWM
2 stops21h 50mDelta
Deal found 9/14$1,047
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amPWM - HND
2 stops21h 50mUnited Airlines
Wed 11/54:50 pmHND - PWM
1 stop16h 09mUnited Airlines
Deal found 9/13$1,098
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:00 amPWM - HND
2 stops20h 55mUnited Airlines
Wed 10/223:45 pmHND - PWM
2 stops20h 28mUnited Airlines
Deal found 9/14$1,102
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:45 amPWM - NRT
2 stops19h 45mUnited Airlines
Fri 10/314:45 pmNRT - PWM
2 stops36h 03mUnited Airlines
Deal found 9/14$1,104
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:25 pmPWM - HND
1 stop36h 00mUnited Airlines
Sat 10/1112:30 amHND - PWM
2 stops22h 29mUnited Airlines
Deal found 9/12$1,129
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:00 amPWM - HND
2 stops26h 00mUnited Airlines
Fri 10/314:50 pmHND - PWM
1 stop20h 09mUnited Airlines
Deal found 9/13$1,161
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:14 amPWM - HND
1 stop20h 41mUnited Airlines
Wed 10/223:45 pmHND - PWM
1 stop21h 14mUnited Airlines
Deal found 9/14$1,168
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:17 pmPWM - NRT
2 stops34h 23mCathay Pacific
Sun 10/129:40 pmNRT - PWM
2 stops38h 24mCathay Pacific
Deal found 9/13$1,232
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/22:17 pmPWM - NRT
2 stops35h 13mCathay Pacific
Wed 10/225:15 pmNRT - PWM
2 stops42h 49mCathay Pacific
Deal found 9/14$1,414
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/282:17 pmPWM - NRT
2 stops35h 13mCathay Pacific
Wed 10/225:15 pmNRT - PWM
2 stops42h 49mCathay Pacific
Deal found 9/14$1,467
This Korean Air 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amPWM - NRT
2 stops24h 30mMultiple Airlines
Wed 11/52:00 pmNRT - PWM
2 stops22h 19mMultiple Airlines
Deal found 9/13$1,536
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amPWM - NRT
1 stop19h 15mUnited Airlines
Sun 11/94:45 pmNRT - PWM
2 stops35h 27mUnited Airlines
Deal found 9/14$1,542

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Japan 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 Japan that are best for you.

Fly from

Portland

Fly to

Japan

Route

Depart

Return

Price

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/10

4:10 pm-4:30 pm

2 stops34h 20m

Tokyo Haneda

Thu 2/19

4:50 pm-6:56 pm

1 stop16h 06m

$910

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/10

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Thu 2/19

5:45 pm-11:21 pm

2 stops19h 36m

$912

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/17

5:45 am-5:45 pm

1 stop22h 00m

Tokyo Haneda

Tue 3/3

6:20 pm-9:14 pm

1 stop16h 54m

$1,002

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/17

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Tue 3/3

5:05 pm-11:21 pm

2 stops20h 16m

$1,008

PortlandTokyo

PWM - HND

PWMHND

Portland

Sun 9/28

6:00 am-2:20 pm

1 stop19h 20m

Tokyo Haneda

Wed 10/22

3:15 pm-12:05 am

2 stops21h 50m

$1,047

PortlandTokyo

PWM - HND

PWMHND

Portland

Sun 9/28

6:00 am-3:55 pm

2 stops20h 55m

Tokyo Haneda

Wed 10/22

3:45 pm-11:13 pm

2 stops20h 28m

$1,102

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Mon 10/20

6:00 am-2:30 pm

1 stop19h 30m

Tokyo Narita

Fri 10/31

5:30 pm-11:59 pm

2 stops19h 29m

$1,104

PortlandTokyo

PWM - HND

PWMHND

Portland

Sat 9/27

2:25 pm-3:25 pm

1 stop36h 00m

Tokyo Haneda

Sat 10/11

12:30 am-9:59 am

2 stops22h 29m

$1,129

PortlandTokyo

PWM - HND

PWMHND

Portland

Fri 10/17

6:00 am-9:00 pm

2 stops26h 00m

Tokyo Haneda

Fri 10/31

4:50 pm-11:59 pm

1 stop20h 09m

$1,161

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Sat 9/27

7:09 am-6:40 am

2 stops34h 31m

Tokyo Narita

Sun 10/12

9:40 pm-11:04 pm

2 stops38h 24m

$1,232

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 18 results
1
2

Best time to book a flight from Portland to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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 Japan

What is the cheapest month to book a flight from Portland, Maine to Japan?

Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Japan (average of $902). Flying from Portland, Maine to Japan in December is currently the most expensive (average of $1,502). 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.

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated September 15, 2025.
See what other customers who have flown with Delta and United Airlines from Portland to Japan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,956 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,956 reviews
Delta
8.0
Very good
7,956 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,931 reviews
Delta
8.0
Very good
7,956 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Portland to Japan. 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 from for flights from Portland to Japan?

    If you book a flight to Japan from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PWM) is located 2.9 mi from the center of Portland.

  • How long is the flight from Portland, Maine to Japan?

    There are many flights that can get you from Portland, Maine to Japan in 19h 15m. Fly via United Airlines or Korean Air to get the fastest option. Airlines will cover a distance of 6616 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Portland, Maine to Japan?

    The most popular flight routes from Portland, Maine to Japan are Portland - Tokyo Narita, Portland - Tokyo Haneda and Portland - Okinawa Naha.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Japan 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 Portland, Maine to Japan?

    Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Japan (average of $902). Flying from Portland, Maine to Japan in December is currently the most expensive (average of $1,502). 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.

See more FAQs

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Top airline flying from Portland to Japan

Discover the top airline that operate flights from Portland to Japan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$840Average$1,308FlexibilityNo cancel feeOn-time69%

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