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Cheap Flights from Portland (PDX) to Helsinki Vantaa (HEL)

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Compare Portland to Helsinki Vantaa flight deals

Find the cheapest month or even day of the year to fly to Helsinki Vantaa

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Flight deals from Portland to Helsinki Vantaa

Looking for a cheap last-minute deal or the best return flight from Portland to Helsinki Vantaa? Find the lowest prices on one-way and return tickets right here.
Helsinki.£341 per passenger.Departing Thu, 23 Oct, returning Wed, 5 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Portland on Thu, 23 Oct, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Wed, 5 Nov, arriving in Portland.Price includes taxes and charges.From £341, select.
Helsinki.£356 per passenger.Departing Tue, 9 Dec, returning Wed, 17 Dec.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Portland on Tue, 9 Dec, arriving in Helsinki Vantaa.Inbound indirect flight with Finnair, departs from Helsinki Vantaa on Wed, 17 Dec, arriving in Portland.Price includes taxes and charges.From £356, select.
Helsinki.£502 per passenger.Departing Sat, 15 Nov, returning Mon, 24 Nov.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Portland on Sat, 15 Nov, arriving in Helsinki Vantaa.Inbound indirect flight with Finnair, departs from Helsinki Vantaa on Mon, 24 Nov, arriving in Portland.Price includes taxes and charges.From £502, select.
Helsinki.£688 per passenger.Departing Wed, 9 Jul, returning Wed, 16 Jul.Return flight with Hawaiian Airlines and Turkish Airlines.Outbound indirect flight with Hawaiian Airlines, departs from Portland on Wed, 9 Jul, arriving in Helsinki Vantaa.Inbound indirect flight with Turkish Airlines, departs from Helsinki Vantaa on Wed, 16 Jul, arriving in Portland.Price includes taxes and charges.From £688, select.
Helsinki.£828 per passenger.Departing Sat, 16 Aug, returning Sat, 23 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Sat, 16 Aug, arriving in Helsinki Vantaa.Inbound indirect flight with Delta, departs from Helsinki Vantaa on Sat, 23 Aug, arriving in Portland.Price includes taxes and charges.From £828, select.

The cheapest month to fly from Portland Airport to Helsinki Vantaa Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Portland Airport to Helsinki Vantaa Airport flight prices forecast over the next 12 months.
Jun
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Jul
from £688
Aug
from £828
Sep
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Oct
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Nov
from £502
Dec
from £356
Jan
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Feb
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Mar
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Apr
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May
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Cheapest month:December
Most expensive month:August

Portland to Helsinki Vantaa: Alternative routes

Compare routes from Portland to Helsinki below. You may find an airport to fly into that's cheaper, faster, or easier than Helsinki Vantaa.

Portland to Helsinki: Flight information

The things to know before you go.
Cheapest flight found£341
Cheapest month to flyOctober

Finding cheap flights from Portland to Helsinki Vantaa: Frequently asked questions

The best price we found for a return flight from Portland to Helsinki Vantaa is £341. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Helsinki Vantaa. But we found flights with one or more stops from £341.
As of June 2025, there are no flights flying from Portland to Helsinki Vantaa.
The cheapest month to fly from Portland to Helsinki Vantaa is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Helsinki Vantaa Airport on Thursday, 23 October 2025.
No airlines currently offer direct flights between Portland Airport and Helsinki Vantaa Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Helsinki Vantaa but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Helsinki is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Icelandair offers the cheapest flight tickets to Helsinki Vantaa.

Travelling from Portland International Airport (PDX) to Helsinki-Vantaa Airport (HEL): what you need to know

  • The timezone in Helsinki is UTC+2, which is nine hours ahead of Portland.

  • Arrive at the airport on time so you don't miss your PDX to HEL flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • You can expect longer lines during popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a good idea.

  • If you'd like to include a stop along the way, just deselect 'Direct flights only' when searching for your ticket from Portland International Airport to Helsinki-Vantaa Airport. Here are the most popular stopovers between PDX and HEL:

    • Keflavik International Airport

    • Amsterdam Airport Schiphol

    • London Heathrow Airport

How to find the cheapest flights from Portland International Airport (PDX) to Helsinki-Vantaa Airport (HEL)

  • At the moment, £257 is the lowest price we've seen for a one-way Portland International Airport to Helsinki-Vantaa Airport flight. The best price for a return ticket is £341. Keep in mind that fares can change due to availability at the time of booking.

  • To score cheap tickets from PDX to HEL, book in advance. Airlines usually offer lower fares when flights are first made available.

  • If you can be flexible with your travel plans, use the 'Whole month' search function. It'll find the lowest price across each month when searching for a flight from Portland International Airport to Helsinki-Vantaa Airport.

  • Landing cheap flights from PDX to HEL is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as fares go down.

  • Choose your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Portland International Airport to Helsinki-Vantaa Airport.

Handy information about Portland International Airport (PDX)

  • PDX is located at 7000 NE Airport Way.

  • 83.65% of flights leaving Portland International Airport reach their destination according to schedule. With its impressive on-time stats, you're unlikely to experience delays when setting off from PDX.

  • To get to Portland International Airport from central Portland, it takes around 20 minutes if you're going by car. Of course, this depends on traffic conditions. It's approximately 12 miles from the airport to the city centre.

  • Planning to take public transport? Expect a trip time of around 45 minutes.

  • Booked an early flight from Portland International Airport to Helsinki-Vantaa Airport? Avoid the hassle of rushing to the airport (and sneak in some extra precious sleep) by picking one of these hotels near PDX:

Arriving at Helsinki-Vantaa Airport (HEL)

  • If you're getting in on a late Portland International Airport to Helsinki-Vantaa Airport flight, few things top the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and resting not long after at one of these accommodation options near HEL:

  • Grab a Helsinki-Vantaa Airport rental car and explore Helsinki and beyond with your own wheels. Green Motion, Alamo and addCar are popular providers to choose from here.

  • Get the best deal by reserving your vehicle from Helsinki-Vantaa Airport about two weeks before your travel date.

Getting from Helsinki-Vantaa Airport (HEL) to central Helsinki

  • Helsinki-Vantaa Airport to central Helsinki has a drive time of around 30 minutes. It's approximately 12 miles away.

  • Travelling to the centre by public transport typically takes 45 minutes.

When to fly to Helsinki-Vantaa Airport (HEL)

  • June is the most popular month for flights from Portland International Airport to Helsinki-Vantaa Airport. To avoid the crowds, visit Helsinki in February.

  • The warmest month in Helsinki is July, with temperatures ranging between 12ºC (54ºF) and 26ºC (79ºF). Book your flights from Portland International Airport to Helsinki-Vantaa Airport in this month if this is the type of weather you like.

  • Search for cheap tickets from PDX to HEL in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between -12ºC (10ºF) and 3ºC (37ºF) on average.

Explore more of Finland

  • You've seen Helsinki, now it's time to explore other parts of Finland. Journey about 10 miles west to Espoo to check off its leading attractions. From Kannusilta riverside walk to Leijonapuisto and Olarsängen, there's plenty to keep you busy.

  • Around 100 miles north-west of Helsinki, Tampere is another favourite stop in Finland. No visit is complete without checking out Tampere Cathedral, Pyynikki Observation Tower and Moomin Museum.

Plan the rest of your trip from Portland to Helsinki

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.