What airlines fly to Japan?

United Airlines, Air Canada and ANA are the top three most popular airlines that fly to Japan from Portland, Maine according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 10 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portland Airport to Japan?

Prices for flights from Portland Airport to Japan are refreshed on a daily basis.

How many operators does momondo search for flights from Portland Airport to Japan?

As of September 2025, there is 1 operator available to choose from for flights from Portland Airport to Japan.

How old do you have to be to fly from Portland Airport to Japan?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Japan.

What documentation or ID do you need to fly to Japan?

The necessary travel and health documents for your Japan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$899 Cheap Flights from Portland to Japan in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Portland, Maine to Japan

Round-trip

Last minute

Cheap round-trip flights

6:00 am - 3:15 pmPWM-NRT

19h 15m1 stop

5:15 pm - 7:19 pmNRT-PWM

16h 04m1 stop

$899United Airlines

Find Deal

Tue, Feb 10 - Thu, Feb 19

6:00 am - 3:15 pmPWM-NRT

19h 15m1 stop

5:45 pm - 11:21 pmNRT-PWM

19h 36m2 stops

$904United Airlines

Find Deal

Tue, Feb 10 - Thu, Feb 19

5:30 am - 2:35 pmPWM-HND

19h 05m1 stop

4:25 pm - 11:57 amHND-PWM

33h 32m1 stop

$1,014Delta

Find Deal

Fri, Jan 23 - Sun, Feb 1

6:00 am - 2:20 pmPWM-HND

19h 20m1 stop

4:25 pm - 1:05 pmHND-PWM

33h 40m1 stop

$1,173Delta

Find Deal

Mon, Oct 20 - Sat, Nov 1

9:00 am - 4:20 pmPWM-NRT

41h 20m2 stops

6:15 pm - 11:21 pmNRT-PWM

43h 06m2 stops

$1,182Air Canada

Find Deal

Tue, Feb 10 - Thu, Feb 19

6:30 am - 10:50 pmPWM-HND

26h 20m2 stops

2:00 am - 1:51 pmHND-PWM

25h 51m2 stops

$1,367Korean Air

Find Deal

Fri, Jan 23 - Sat, Jan 31

5:30 am - 7:30 pmPWM-NRT

25h 00m2 stops

5:10 pm - 9:59 pmNRT-PWM

65h 49m2 stops

$1,387Korean Air

Find Deal

Wed, Mar 11 - Tue, Mar 24

6:00 am - 3:15 pmPWM-NRT

19h 15m1 stop

8:10 pm - 11:09 pmNRT-PWM

40h 59m2 stops

$1,397Multiple Airlines

Find Deal

Thu, Nov 20 - Mon, Dec 1

9:00 am - 4:20 pmPWM-NRT

41h 20m2 stops

6:15 pm - 11:21 pmNRT-PWM

43h 06m2 stops

$1,441Air Canada

Find Deal

Tue, Feb 10 - Thu, Feb 19

6:00 am - 3:15 pmPWM-NRT

19h 15m1 stop

5:15 pm - 11:17 pmNRT-PWM

20h 02m1 stop

$1,462Multiple Airlines

Find Deal

Thu, Nov 20 - Mon, Dec 1

Air Canada flights from Portland, Maine to Japan

Our best Air Canada deals on Portland, Maine to Japan flight tickets

Air Canada

Feb 10

PWM9:00 amPortland

41h 20m

2 stops

NRT4:20 pmTokyo Narita

Feb 19

NRT6:15 pmTokyo Narita

43h 06m

2 stops

PWM11:21 pmPortland

$1,182

Find similar

Air Canada

Feb 10

PWM9:00 amPortland

41h 20m

2 stops

NRT4:20 pmTokyo Narita

Feb 19

NRT6:15 pmTokyo Narita

43h 06m

2 stops

PWM11:21 pmPortland

$1,441

Find similar

United Airlines flights from Portland, Maine to Japan

Our best United Airlines deals on Portland, Maine to Japan flight tickets

United Airlines

Feb 10

PWM6:00 amPortland

19h 15m

1 stop

NRT3:15 pmTokyo Narita

Feb 19

NRT5:15 pmTokyo Narita

16h 04m

1 stop

PWM7:19 pmPortland

$899

Find similar

United Airlines

Feb 10

PWM6:00 amPortland

19h 15m

1 stop

NRT3:15 pmTokyo Narita

Feb 19

NRT5:45 pmTokyo Narita

19h 36m

2 stops

PWM11:21 pmPortland

$904

Find similar

United Airlines

Jan 23

PWM6:00 amPortland

18h 20m

1 stop

HND2:20 pmTokyo Haneda

Jan 31

HND12:50 amTokyo Haneda

27h 49m

2 stops

PWM2:39 pmPortland

$905

Find similar

Fly from

Fly to

Route

Depart

Return

Price

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-7:19 pm

1 stop16h 04m

$899

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

$904

PortlandTokyo

PWM - HND

PWMHND

Portland

Fri 1/23

5:30 am-2:35 pm

1 stop19h 05m

Tokyo Haneda

Sun 2/1

4:25 pm-11:57 am

1 stop33h 32m

$1,014

PortlandTokyo

PWM - HND

PWMHND

Portland

Mon 10/20

6:00 am-2:20 pm

1 stop19h 20m

Tokyo Haneda

Sat 11/1

4:25 pm-1:05 pm

1 stop33h 40m

$1,173

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/10

9:00 am-4:20 pm

2 stops41h 20m

Tokyo Narita

Thu 2/19

6:15 pm-11:21 pm

2 stops43h 06m

$1,182

PortlandTokyo

PWM - HND

PWMHND

Portland

Fri 1/23

6:30 am-10:50 pm

2 stops26h 20m

Tokyo Haneda

Sat 1/31

2:00 am-1:51 pm

2 stops25h 51m

$1,367

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Wed 3/11

5:30 am-7:30 pm

2 stops25h 00m

Tokyo Narita

Tue 3/24

5:10 pm-9:59 pm

2 stops65h 49m

$1,387

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Thu 11/20

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Mon 12/1

8:10 pm-11:09 pm

2 stops40h 59m

$1,397

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Tue 2/10

9:00 am-4:20 pm

2 stops41h 20m

Tokyo Narita

Thu 2/19

6:15 pm-11:21 pm

2 stops43h 06m

$1,441

PortlandTokyo

PWM - NRT

PWMNRT

Portland

Thu 11/20

6:00 am-3:15 pm

1 stop19h 15m

Tokyo Narita

Mon 12/1

5:15 pm-11:17 pm

1 stop20h 02m

$1,462

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Portland, Maine to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Japan?

The month of October is, on average, the cheapest month to fly to Japan from Portland, Maine, with most prices found around $986. If you aren’t able to travel to Japan during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,010.

What is the cheapest day to depart on your flight to Japan?

On average, the least expensive day to fly to Japan from Portland, Maine is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,563. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Portland, Maine to Japan on a Saturday will generally be more expensive and average around $2,103. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Japan?

Flying to Japan from Portland, Maine in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,158 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to Japan, so prices are often more expensive at around $1,802 per ticket.

Can stopping save me money on Portland, Maine to Japan flights?

You could potentially save up to 17% on your flight if you consider stops on a Portland, Maine to Japan flight.

Cheap Portland, Maine to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Japan

Direct flights	None

There are no direct flights from Portland, Maine to Japan. There are no popular flight routes from Portland, Maine to Japan.

Search flight deals

When did momondo last update prices for flights from Portland Airport to Japan?
Prices for flights from Portland Airport to Japan are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Japan?
As of September 2025, there is 1 operator available to choose from for flights from Portland Airport to Japan.
How old do you have to be to fly from Portland Airport to Japan?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Japan.
What documentation or ID do you need to fly to Japan?
The necessary travel and health documents for your Japan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Portland, Maine to Japan

Compare and see reviews for airlines that fly from Portland, Maine to Japan with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $840	Free Cancellation	Rating 7.4 8,928 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Japan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Japan for you.

Can I find flights from Portland to Japan with flexible booking policies on momondo?

All flight searches from Portland to Japan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Japan?

Once you have performed a search for Portland to Japan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Japan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.