When did momondo last update prices for flights from Portland Airport to Helsinki-Vantaa Airport?

Prices for flights from Portland Airport to Helsinki-Vantaa Airport refresh daily.

How old do you have to be to fly from Portland Airport to Helsinki-Vantaa Airport?

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 Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The travel and health documents required for your trip to Helsinki-Vantaa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helsinki-Vantaa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$532 Cheap Flights from Portland to Helsinki in 2025/26

1 adult

0 bags

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Find the cheapest flights from Portland, Maine to Helsinki

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Cheap round-trip flights

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4:53 pm - 4:25 pmPWM-HEL

16h 32m2 stops

2:05 pm - 10:19 pmHEL-PWM

39h 14m2 stops

$532Delta

Find Deal

Thu, Nov 13 - Mon, Nov 17

4:45 pm - 4:25 pmPWM-HEL

16h 40m2 stops

6:20 pm - 10:43 pmHEL-PWM

35h 23m2 stops

$4,576Multiple Airlines

Find Deal

Sat, Dec 13 - Sun, Dec 21

10:15 am - 1:05 pmPWM-HEL

19h 50m3 stops

6:55 am - 6:26 pmHEL-PWM

18h 31m3 stops

$6,403Air Canada

Find Deal

Sat, Dec 13 - Sun, Dec 21

Fly from

Fly to

Route

Depart

Return

Price

PortlandHelsinki

PWM - HEL

PWMHEL

Portland

Thu 11/13

4:53 pm-4:25 pm

2 stops16h 32m

Helsinki-Vantaa

Mon 11/17

2:05 pm-10:19 pm

2 stops39h 14m

$532

PortlandHelsinki

PWM - HEL

PWMHEL

Portland

Sat 12/13

4:45 pm-4:25 pm

2 stops16h 40m

Helsinki-Vantaa

Sun 12/21

6:20 pm-10:43 pm

2 stops35h 23m

$4,576

PortlandHelsinki

PWM - HEL

PWMHEL

Portland

Sat 12/13

10:15 am-1:05 pm

3 stops19h 50m

Helsinki-Vantaa

Sun 12/21

6:55 am-6:26 pm

3 stops18h 31m

$6,403

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

What airlines fly to Helsinki?

Icelandair, Scandinavian Airlines and Finnair are the top three most popular airlines that fly to Helsinki from Portland, Maine according to our data. Icelandair is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 10 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Helsinki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland, Maine to Helsinki (PWM to HEL) flight deals and tips

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

Direct flights	None

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

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How far is Portland to Helsinki-Vantaa by plane?
Portland and Helsinki-Vantaa are 3832.4 mi apart from one another. By plane, this route typically takes 16h 32m.
When did momondo last update prices for flights from Portland Airport to Helsinki-Vantaa Airport?
Prices for flights from Portland Airport to Helsinki-Vantaa Airport refresh daily.
How old do you have to be to fly from Portland Airport to Helsinki-Vantaa Airport?
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 Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The travel and health documents required for your trip to Helsinki-Vantaa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helsinki-Vantaa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Vantaa

Espoo

Lahti

Kotka

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helsinki from Portland.

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

momondo does allow users to show only those flights to Helsinki from Portland which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helsinki from Portland.

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

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