In terms of precipitation, rainfall in Finland ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Finland when rainfall is around 1.2 in.

If weather is an important factor for your trip to Finland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from PWM to FI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Finland as you normally would.

What airport do you fly from for flights from Portland to Finland?

Most people fly from Portland (PWM) if they book a flight from Portland to Finland. Portland is conveniently located just 2.9 mi from Portland’s city center.

Can I find deals for flights from Portland to Finland that include hotel bookings?

Yes. In addition to deals on Portland to Finland flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Finland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Finland.

Can I find deals for business class flights from Portland to Finland?

Yes. Cheapflights offers flight deals from Portland to Finland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$587+ Flights from Portland, ME to Finland

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1. Tell us where you want to go

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Cheap flight deals from Portland to Finland

Round-trip from	$587 (United Airlines)

From Portland to Finland

Search Deals

Find flight deals from Portland to Finland

Cheapest flights from Portland to Finland
Explore the most affordable flight options available from Portland to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Thu 11/137:22 pmPWM - HEL

2 stops16h 18mUnited Airlines

Mon 11/171:55 pmHEL - PWM

2 stops38h 55mUnited Airlines

Deal found 7/27

$587

Wed 11/52:35 pmPWM - HEL

2 stops17h 50mScandinavian Airlines

Sat 11/84:05 pmHEL - PWM

2 stops38h 26mScandinavian Airlines

Deal found 7/29

$835

Best flights from Portland to Finland
Discover carefully curated flight deals from Portland to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Thu 11/137:22 pmPWM - HEL

2 stops16h 18mUnited Airlines

Mon 11/171:55 pmHEL - PWM

2 stops38h 55mUnited Airlines

Deal found 7/27

$587

Wed 11/52:35 pmPWM - HEL

2 stops17h 50mScandinavian Airlines

Sat 11/84:05 pmHEL - PWM

2 stops38h 26mScandinavian Airlines

Deal found 7/29

$835

Fly from

Fly to

Route

Depart

Return

Price

PortlandHelsinki

PWM - HEL

PWMHEL

Portland

Thu 11/13

7:22 pm-6:40 pm

2 stops16h 18m

Helsinki-Vantaa

Mon 11/17

1:55 pm-9:50 pm

2 stops38h 55m

$587

PortlandHelsinki

PWM - HEL

PWMHEL

Portland

Wed 11/5

2:35 pm-3:25 pm

2 stops17h 50m

Helsinki-Vantaa

Sat 11/8

4:05 pm-11:31 pm

2 stops38h 26m

$835

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Portland to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland 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 Finland

What is the cheapest month to book a flight from Portland, Maine to Finland?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Finland (average of $444). Flying from Portland, Maine to Finland in June is currently the most expensive (average of $1,081). 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 Finland

Read reviews from past customers who have flown United Airlines and Scandinavian Airlines from Portland to Finland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,899 reviews

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Scandinavian Airlines

7.3

Good

1,449 reviews

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly from for flights from Portland to Finland?
Most people fly from Portland (PWM) if they book a flight from Portland to Finland. Portland is conveniently located just 2.9 mi from Portland’s city center.
Can I find deals for flights from Portland to Finland that include hotel bookings?
Yes. In addition to deals on Portland to Finland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Finland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Finland.
Can I find deals for business class flights from Portland to Finland?
Yes. Cheapflights offers flight deals from Portland to Finland 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 Finland?
Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Finland (average of $444). Flying from Portland, Maine to Finland in June is currently the most expensive (average of $1,081). 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

Browse thousands of different options on Cheapflights for your next trip

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$587+ Cheap flights from Portland, ME (PWM) to Finland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Finland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Finland

Keep the following information in mind while searching for Portland to Finland flight deals. Data was last updated July 29, 2025.

Round-trip from

Find flight deals from Portland to Finland

Cheapest flights from Portland to FinlandExplore the most affordable flight options available from Portland to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Portland to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Finland that are best for you.

Best time to book a flight from Portland to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Portland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portland to Finland

What is the cheapest month to book a flight from Portland, Maine to Finland?

Reviews of airlines servicing Finland

Read reviews from past customers who have flown United Airlines and Scandinavian Airlines from Portland to Finland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland to Finland. 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 Finland?

Can I find deals for flights from Portland to Finland that include hotel bookings?

How can I find direct flights from Portland to Finland?

Can I find deals for business class flights from Portland to Finland?

What is the cheapest month to book a flight from Portland, Maine to Finland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Finland

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

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Travel Smart

Cheapest flights from Portland to Finland
Explore the most affordable flight options available from Portland to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.