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$623+ Cheap flights from Portland, ME (PWM) to Japan

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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — FUK
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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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 November 19, 2025.

This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amPWM - NRT
1 stop19h 15mUnited Airlines
Wed 1/148:20 pmNRT - PWM
2 stops26h 41mUnited Airlines
Deal found 11/17$1,103
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/166:00 amPWM - HND
2 stops21h 45mUnited Airlines
Tue 12/234:50 pmHND - PWM
1 stop21h 09mUnited Airlines
Deal found 11/18$1,547
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/166:00 amPWM - NRT
1 stop19h 15mUnited Airlines
Tue 12/235:30 pmNRT - PWM
2 stops19h 52mUnited Airlines
Deal found 11/18$1,553
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 amPWM - NRT
1 stop19h 15mUnited Airlines
Sun 1/118:20 pmNRT - PWM
2 stops26h 41mUnited Airlines
Deal found 11/17$1,679
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/156:00 amPWM - HND
2 stops25h 10mUnited Airlines
Mon 1/512:50 amHND - PWM
2 stops27h 41mUnited Airlines
Deal found 11/18$1,808
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/154:25 pmPWM - NRT
2 stops33h 30mUnited Airlines
Tue 1/65:00 pmNRT - PWM
2 stops30h 01mUnited Airlines
Deal found 11/18$1,929
This Air Canada deal was found by Cheapflights users on 11/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amPWM - NRT
2 stops44h 30mAir Canada
Wed 1/146:15 pmNRT - PWM
2 stops43h 15mAir Canada
Deal found 11/17$1,937
This Air Canada deal was found by Cheapflights users on 11/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amPWM - NRT
2 stops44h 30mAir Canada
Tue 1/136:15 pmNRT - PWM
2 stops43h 15mAir Canada
Deal found 11/17$1,996
This Air Canada deal was found by Cheapflights users on 11/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amPWM - NRT
2 stops44h 30mAir Canada
Sat 1/106:15 pmNRT - PWM
2 stops43h 15mAir Canada
Deal found 11/17$2,023
This Air Canada deal was found by Cheapflights users on 11/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amPWM - NRT
2 stops44h 20mAir Canada
Wed 1/146:45 pmNRT - PWM
2 stops38h 05mAir Canada
Deal found 11/17$2,026
This Air Canada deal was found by Cheapflights users on 11/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amPWM - NRT
2 stops44h 30mAir Canada
Wed 1/146:15 pmNRT - PWM
2 stops43h 15mAir Canada
Deal found 11/17$2,037
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/245:30 amPWM - OKA
2 stops27h 35mUnited Airlines
Thu 1/82:20 pmOKA - PWM
2 stops42h 32mUnited Airlines
Deal found 11/18$2,066

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 November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$745
(United Airlines)

One-way from

$623
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$1,418
Provider with most accurate pricing for Portland-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Tokyo (TYO) flights.
Search Deals
From Portland to Japan
Search Deals
One-way flight from Portland to Japan
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 19, 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 1/13

6:00 am-2:20 pm

1 stop18h 20m

Tokyo Haneda

Tue 2/3

10:25 am-2:39 pm

1 stop18h 14m

$745

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/3

5:30 am-2:35 pm

1 stop19h 05m

Tokyo Haneda

Wed 2/11

8:00 pm-10:27 pm

1 stop16h 27m

$746

PortlandTokyo

PWM - HND

PWMHND

Portland

Mon 2/2

5:30 am-2:35 pm

1 stop19h 05m

Tokyo Haneda

Thu 2/12

8:00 pm-11:04 pm

1 stop17h 04m

$746

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/3

5:30 am-2:35 pm

1 stop19h 05m

Tokyo Haneda

Thu 2/12

8:00 pm-11:04 pm

1 stop17h 04m

$746

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/10

6:00 am-9:10 pm

2 stops25h 10m

Tokyo Haneda

Wed 2/18

12:50 am-9:14 pm

2 stops34h 24m

$749

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/3

6:00 am-9:10 pm

2 stops25h 10m

Tokyo Haneda

Tue 2/10

12:50 am-9:01 am

2 stops22h 11m

$749

PortlandTokyo

PWM - HND

PWMHND

Portland

Mon 2/2

6:00 am-5:45 pm

2 stops21h 45m

Tokyo Haneda

Thu 2/12

10:50 am-11:20 pm

2 stops26h 30m

$749

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/3

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Thu 2/12

5:35 pm-11:20 pm

2 stops19h 45m

$871

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/10

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Thu 2/19

5:15 pm-8:28 pm

1 stop17h 13m

$903

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 1/13

6:17 am-3:55 pm

2 stops43h 38m

Tokyo Narita

Tue 2/3

8:40 pm-12:20 am

2 stops41h 40m

$1,000

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 31 results
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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, July is the cheapest month in which you can book a flight from Portland, Maine to Japan (average of $308). Flying from Portland, Maine to Japan in May is currently the most expensive (average of $1,018). 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 November 19, 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
7.9
Good
8,004 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,004 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,025 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 05m. Fly via Delta, United Airlines, or Korean Air to get the fastest option. Airlines will cover a distance of 6642 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portland, Maine to Japan one-way?

    $750 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Korean Air and American Airlines, with prices starting from $760 and $1,365, respectively.

  • 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, July is the cheapest month in which you can book a flight from Portland, Maine to Japan (average of $308). Flying from Portland, Maine to Japan in May is currently the most expensive (average of $1,018). 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$840Average$1,688FlexibilityNo cancel feeOn-time69%

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