What airlines fly to Japan?

Air Canada, United Airlines and ANA are the top three most popular airlines that fly to Japan from Portland, Maine according to our data. Air Canada is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 11 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to Japan?

WestJet, Delta, and Singapore Airlines are the most popular carriers operating from Portland to Japan

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 April 2026, 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.

$945 Cheap Flights from Portland to Japan in 2026

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

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What is the cheapest month to fly to Japan?

The month of February is, on average, the cheapest month to fly to Japan from Portland, Maine, with most prices found around $915. If you aren’t able to travel to Japan during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,130.

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

You could potentially save up to 39% 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

Fastest flight time	18h 10m
Direct flights	None

The fastest flight from Portland, Maine to Japan takes 18h 10m

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

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Frequently asked questions about flying from Portland, Maine to Japan

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 April 2026, 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 $1,004	Free Cancellation	Rating 7.4 9,554 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.