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$383+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — FUK
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
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 January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$702
(American Airlines)

One-way from

$383
(American Airlines)

Popular in

August

Cheapest in

February
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. 3% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($50 potential savings vs. average RT price).
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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 January 14, 2026.

This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1812:29 pm
PWM
-
HND
2 stops26h 36m
American Airlines
Thu 3/51:05 pm
HND
-
PWM
2 stops23h 54m
American Airlines
Deal found 1/12$702
This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:40 pm
PWM
-
NRT
2 stops31h 50m
American Airlines
Thu 3/55:30 pm
NRT
-
PWM
2 stops20h 20m
American Airlines
Deal found 1/12$703
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Tue 2/106:00 am
PWM
-
HND
1 stop18h 20m
United Airlines
Tue 2/176:25 pm
HND
-
PWM
1 stop16h 03m
United Airlines
Deal found 1/13$745
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Tue 2/106:00 am
PWM
-
NRT
1 stop19h 15m
United Airlines
Tue 2/175:15 pm
NRT
-
PWM
1 stop17h 13m
United Airlines
Deal found 1/13$747
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Tue 2/36:00 am
PWM
-
NRT
1 stop18h 40m
United Airlines
Tue 2/105:00 pm
NRT
-
PWM
2 stops30h 01m
United Airlines
Deal found 1/14$751
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Wed 2/186:00 am
PWM
-
HND
1 stop18h 20m
United Airlines
Thu 3/56:20 pm
HND
-
PWM
1 stop16h 51m
United Airlines
Deal found 1/12$872
This ANA deal was found by Cheapflights users on 1/12. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 am
PWM
-
NRT
1 stop19h 15m
Multiple Airlines
Thu 3/55:15 pm
NRT
-
PWM
1 stop19h 36m
Multiple Airlines
Deal found 1/12$890
This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:40 pm
PWM
-
HND
2 stops21h 25m
American Airlines
Wed 3/181:05 pm
HND
-
PWM
2 stops23h 29m
American Airlines
Deal found 1/12$895
This American Airlines deal was found by Cheapflights users on 1/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:40 pm
PWM
-
NRT
2 stops31h 50m
American Airlines
Sun 3/85:30 pm
NRT
-
PWM
2 stops29h 58m
American Airlines
Deal found 1/14$896
This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:42 am
PWM
-
HND
2 stops22h 48m
American Airlines
Sat 2/281:05 pm
HND
-
PWM
2 stops23h 45m
American Airlines
Deal found 1/12$905
This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:40 pm
PWM
-
NRT
2 stops31h 50m
American Airlines
Wed 3/185:00 pm
NRT
-
PWM
1 stop19h 34m
American Airlines
Deal found 1/12$908
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Tue 2/36:00 am
PWM
-
HND
2 stops25h 10m
United Airlines
Tue 2/104:50 pm
HND
-
PWM
1 stop16h 02m
United Airlines
Deal found 1/14$945

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 January 14, 2026.
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

Wed 2/18

12:29 pm-5:05 am

2 stops26h 36m

Tokyo Haneda

Thu 3/5

1:05 pm-10:59 pm

2 stops23h 54m

$702

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Wed 2/18

6:38 pm-3:30 pm

2 stops30h 52m

Tokyo Narita

Thu 3/5

5:30 pm-10:50 pm

2 stops19h 20m

$703

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/10

6:00 am-5:45 pm

2 stops21h 45m

Tokyo Haneda

Tue 2/17

6:20 pm-9:09 pm

1 stop16h 49m

$745

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/10

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Tue 2/17

5:15 pm-8:28 pm

1 stop17h 13m

$747

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/3

6:00 am-2:40 pm

1 stop18h 40m

Tokyo Narita

Tue 2/10

5:00 pm-9:01 am

2 stops30h 01m

$751

PortlandTokyo

PWM - HND

PWMHND

Portland

Wed 2/18

6:00 am-2:20 pm

1 stop18h 20m

Tokyo Haneda

Thu 3/5

6:20 pm-9:11 pm

1 stop16h 51m

$872

PortlandTokyo

PWM - HND

PWMHND

Portland

Thu 2/26

5:40 pm-5:05 am

2 stops21h 25m

Tokyo Haneda

Wed 3/18

1:05 pm-11:55 pm

2 stops23h 50m

$895

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Thu 2/26

6:36 pm-3:30 pm

2 stops30h 54m

Tokyo Narita

Wed 3/18

5:00 pm-11:34 pm

1 stop19h 34m

$908

PortlandTokyo

PWM - HND

PWMHND

Portland

Tue 2/3

6:00 am-9:10 pm

2 stops25h 10m

Tokyo Haneda

Tue 2/10

4:50 pm-6:52 pm

1 stop16h 02m

$945

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Sun 2/15

5:40 pm-3:30 pm

2 stops31h 50m

Tokyo Narita

Sun 3/8

5:00 pm-11:34 pm

1 stop19h 34m

$950

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 30 results
1
2
3

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 $303). Flying from Portland, Maine to Japan in May is currently the most expensive (average of $1,014). 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 January 14, 2026.
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
8,040 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

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
8,040 reviews
Delta
7.9
Good
8,040 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

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
9,156 reviews
Delta
7.9
Good
8,040 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

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 21h 45m. Fly via American Airlines, United Airlines, or ANA to get the fastest option. Airlines will cover a distance of 6642 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, July is the cheapest month in which you can book a flight from Portland, Maine to Japan (average of $303). Flying from Portland, Maine to Japan in May is currently the most expensive (average of $1,014). 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$786Average$1,775FlexibilityNo cancel feeOn-time69%

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