Which layover airport offers the lowest fares from Portland to Helsinki?

Flights via Dallas (DFW) offer the lowest average round-trip price of $532.

Which layover airport has the shortest connection time from Portland to Helsinki?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 09m.

What is the cheapest airline that flies from Portland to Helsinki-Vantaa?

Icelandair and United Airlines are the most popular carriers operating from Portland to Helsinki-Vantaa

Which airport is the most popular layover for flights between Portland and Helsinki?

Dallas (DFW) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Helsinki?

Icelandair, Finnair and American Airlines are the top three most popular airlines that fly to Helsinki from Portland according to our data. Icelandair is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 6 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Portland to Helsinki?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 12h 18m.

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 many operators does momondo search for flights from Portland Airport to Helsinki-Vantaa Airport?

The number of operators available for flights from Portland Airport to Helsinki-Vantaa Airport is 6 as of March 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Helsinki-Vantaa Airport.

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

The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$344 Cheap Flights from Portland to Helsinki in 2026

Q: What is the typical price of a round-trip flight between Portland and Helsinki?

Prices are currently low for flights on this route. Typical prices usually range from $1,812 to $436. The lowest price recently found on this route was $557.

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Find the cheapest flights from Portland to Helsinki

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$557Icelandair

Thu, Apr 16 - Wed, Apr 29

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$585Icelandair

Thu, Apr 16 - Mon, Apr 20

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$589Icelandair

Thu, Apr 16 - Wed, Apr 22

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$693Icelandair

Sat, Apr 18 - Wed, Apr 22

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$699Icelandair

Sat, May 2 - Wed, May 13

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$707Icelandair

Sat, May 2 - Wed, May 13

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$709Icelandair

Sat, May 2 - Wed, May 13

3:30 pm - 2:00 pm

PDX

HEL

12h 30m

1 stop

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$710Icelandair

Sat, Apr 11 - Fri, Apr 17

6:22 am - 2:15 pm

PDX

HEL

21h 53m

1 stop

4:25 pm - 10:56 pm

HEL

PDX

16h 31m

1 stop

$723Finnair

Sun, Apr 19 - Sun, Apr 26

1:35 pm - 2:00 pm

PDX

HEL

14h 25m

2 stops

3:00 pm - 6:00 pm

HEL

PDX

13h 00m

1 stop

$725Icelandair

Wed, Apr 15 - Sun, Apr 19

United Airlines flights from Portland to Helsinki

Our best United Airlines deals on Portland to Helsinki flight tickets

United Airlines

May 2

PDX11:55 pmPortland

38h 35m

2 stops

HEL12:30 amHelsinki-Vantaa

May 13

HEL6:35 amHelsinki-Vantaa

24h 23m

2 stops

PDX8:58 pmPortland

$762

United Airlines

May 7

PDX5:30 amPortland

27h 25m

3 stops

HEL6:55 pmHelsinki-Vantaa

May 14

HEL6:35 amHelsinki-Vantaa

28h 24m

2 stops

PDX12:59 amPortland

$795

United Airlines

Apr 19

PDX8:40 amPortland

22h 20m

2 stops

HEL5:00 pmHelsinki-Vantaa

Apr 26

HEL6:45 amHelsinki-Vantaa

25h 49m

2 stops

PDX10:34 pmPortland

$806

Icelandair flights from Portland to Helsinki

Our best Icelandair deals on Portland to Helsinki flight tickets

Icelandair

Apr 16

PDX3:30 pmPortland

12h 30m

1 stop

HEL2:00 pmHelsinki-Vantaa

Apr 29

HEL3:00 pmHelsinki-Vantaa

13h 00m

1 stop

PDX6:00 pmPortland

$557

Icelandair

Apr 16

PDX3:30 pmPortland

12h 30m

1 stop

HEL2:00 pmHelsinki-Vantaa

Apr 20

HEL3:00 pmHelsinki-Vantaa

13h 00m

1 stop

PDX6:00 pmPortland

$585

Icelandair

Apr 16

PDX3:30 pmPortland

12h 30m

1 stop

HEL2:00 pmHelsinki-Vantaa

Apr 22

HEL3:00 pmHelsinki-Vantaa

13h 00m

1 stop

PDX6:00 pmPortland

$589

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 4/16

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 4/29

3:00 pm-6:00 pm

1 stop13h 00m

$557

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 4/16

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Mon 4/20

3:00 pm-6:00 pm

1 stop13h 00m

$585

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 4/16

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 4/22

3:00 pm-6:00 pm

1 stop13h 00m

$589

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 4/18

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 4/22

3:00 pm-6:00 pm

1 stop13h 00m

$693

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 5/13

3:00 pm-6:00 pm

1 stop13h 00m

$699

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 5/13

3:00 pm-6:00 pm

1 stop13h 00m

$707

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 5/13

3:00 pm-6:00 pm

1 stop13h 00m

$709

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 4/11

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Fri 4/17

3:00 pm-6:00 pm

1 stop13h 00m

$710

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sun 4/19

6:22 am-2:15 pm

1 stop21h 53m

Helsinki-Vantaa

Sun 4/26

4:25 pm-10:56 pm

1 stop16h 31m

$723

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 4/15

1:35 pm-2:00 pm

2 stops14h 25m

Helsinki-Vantaa

Sun 4/19

3:00 pm-6:00 pm

1 stop13h 00m

$725

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland 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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Portland and Helsinki?

What is the cheapest month to fly to Helsinki?

The month of January is, on average, the cheapest month to fly to Helsinki from Portland, with most prices found around $483. If you aren’t able to travel during the month of January, then book flights to Helsinki from Portland during October instead. Flights to Helsinki in October, while not as cheap as those in January, still average around $507.

How far in advance should I book a flight to Helsinki?

You are more likely to see cheaper flights to Helsinki from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $906 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Portland for as low as $486 on momondo.

Can stopping save me money on Portland to Helsinki flights?

You could potentially save up to 49% on your flight if you consider stops on a Portland to Helsinki flight.

When to book flights from Portland to Helsinki

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

Estimated round-trip price

Cheap Portland to Helsinki (PDX to HEL) flight deals and tips

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

Fastest flight time	12h 30m
Direct flights	None

The fastest flight from Portland to Helsinki takes 12h 30m

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

Search flight deals

How far is Portland to Helsinki-Vantaa by plane?
There are 4906.2 mi between Portland and Helsinki-Vantaa. A reasonable flight in good conditions will take 12h 30m.
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 many operators does momondo search for flights from Portland Airport to Helsinki-Vantaa Airport?
The number of operators available for flights from Portland Airport to Helsinki-Vantaa Airport is 6 as of March 2026.
How old do you have to be to fly from Portland Airport to Helsinki-Vantaa Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Portland to Helsinki?
momondo data reveals that the most frequently booked airline on the route from Portland to Helsinki is Icelandair, representing 44% of all bookings. The subsequent popular airlines are Finnair at 17%, American Airlines at 12%, and Delta at 10%.

Best airlines flying from Portland to Helsinki

Compare and see reviews for airlines that fly from Portland to Helsinki with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $331	Free Cancellation	Rating 7.8 1,478 reviews	Search KLM flights
Icelandair	PriceFrom $356	Free Cancellation	Rating 7.0 625 reviews	Search Icelandair flights
American Airlines	PriceFrom $481	Free Cancellation	Rating 7.1 11,498 reviews	Search American Airlines flights
Delta	PriceFrom $484	Free Cancellation	Rating 7.9 8,333 reviews	Search Delta flights
United Airlines	PriceFrom $499	Free Cancellation	Rating 7.4 9,484 reviews	Search United Airlines flights
Finnair	PriceFrom $533	Free Cancellation	Rating 7.7 1,374 reviews	Search Finnair flights

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Helsinki.

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.