$291 Cheap Flights from Portland (PDX) to Helsinki (HEL)

Popular airlines from Portland International Airport (PDX) to Helsinki-Vantaa Airport (HEL)

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Cheap Flights from Portland to Helsinki (PDX-HEL)

Prices were available within the past 7 days and start at $291 for one-way flights and $503 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
British Airways
Icelandair
British Airways
British Airways
British Airways
British Airways
British Airways
American Airlines
Delta
Flights from Portland (PDX) to Helsinki (HEL)
Origin airport
Portland Intl.
Destination airport
Vantaa
Airlines serving
Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United
Roundtrip price
$503
Distance
4894 mi

Portland to Helsinki Flights

The cheapest times to fly from Portland to Helsinki

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Helsinki are during the month of October. You can find some of the cheapest flights from Portland to Helsinki with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Helsinki

Sunday is one of the best days to book for cheap flights from Portland to Helsinki: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Helsinki

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Helsinki in 2025. You can also book with separate airlines for your outbound and return journeys, from $291 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Helsinki flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Helsinki airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Vantaa Airport (HEL) last minute?
Being the spontaneous type is a wonderful way to travel around, but it’s not necessarily the smartest way to land a cheap airfare. Consider booking your Portland Airport to HEL trip well ahead of time instead of leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave all that spontaneity for when you’re exploring HEL!
What airports do you fly into for Helsinki from Portland?
With Vantaa Airport (HEL), Helsinki-Malmi Airport (HEM) and Lahti (QLF-Lahti Vesivehmaa) to select from, making your way from Portland to Helsinki is a cinch. The city’s major gateway, Vantaa Airport (HEL), is roughly 10 mi north of the center. Apart from ticket costs, consider factors like train or bus options from the airport and the distance to your hotel before making your choice. Get your Helsinki vacation off to a fun start by checking out Helsinki Cathedral and Senate Square.
Can I change the date of my flight from PDX Airport to Vantaa Airport (HEL)?
You can quickly make changes to your Portland Intl. Airport (PDX) to Helsinki Airport trip via the Expedia Trips portal. But before you make any adjustments, review the ticket rules in your itinerary to see what you’re allowed to do and what charges may apply. Some carriers charge a change fee per person, on top of any difference in prices. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also visit our Customer Service portal for more information and to chat with our Virtual Agent.

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