$237 Find Cheap Flights from Portland to Helsinki - Compare and Save

In the last 5 days, the lowest price for a flight from Portland to Helsinki was $237 for a one-way ticket and $411 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Portland and on arrival in Helsinki.

We unfortunately don’t have that data for this specific route.

oneworld, and SkyTeam are the airline alliances operating flights between Portland and Helsinki, with oneworld being the most commonly used for this route.

The two airlines most popular with KAYAK users for flights from Portland to Helsinki are KLM and Delta. With an average price for the route of $871 and an overall rating of 7.8, KLM is the most popular choice. Delta is also a great choice for the route, with an average price of $716 and an overall rating of 7.8.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Helsinki.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Portland is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Portland with another airline. Booking your flights between Portland and HEL can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.