Find flight deals from Portland to Helsinki for the next 3 months. Book one way flights from DKK 3,278 or round trip flights from DKK 3,358.

Displayed flight fares from Portland to Helsinki are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Portland to Helsinki

The distance between Portland and Helsinki is approximately 6,169 km. Based on Trip.com's data travel demand peaks in October. The off-season for travel is November.

Cheapest one-way flight priceDKK 3,278
Cheapest return ticket priceDKK 3,358
Off-season for travelNovember
Peak season for travelOctober
Flight distance6,169 km

When is the cheapest time to fly from Portland to Helsinki?

The cheapest time for Portland to Helsinki flights: Jan 11 to Jan 18 — one way flight prices from DKK 2,731.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Portland to Helsinki, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Portland to Helsinki (PWM-HEL)?

    Based on Trip.com data, United Airlines offers one-way fares as low as DKK 3,278 on Cheapest nonstop routes (e.g. PWM to HEL on Sat, Jan 24), while Air France offers Cheapest nonstop round-trips from DKK 3,358 departing on Thu, Jan 8 and returning on Mon, Jan 12.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Portland to Helsinki is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Portland to Helsinki, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jan 24, with one-way flights priced at just DKK 3,278.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Helsinki travel is around October.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Portland to Helsinki is November, when demand for travel is lower.
  • The time difference between Helsinki and Portland is 7h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.