$99 Cheap Scandinavian Airlines flights Helsinki (HEL) to Tromsø (TOS)

Make use of the “Price (lowest to highest)” filter on Expedia to find cheap SAS round-trip flights from $197 from HEL to TOS. Affordable one-way options from $99 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

SAS flights to Tromsø are typically more affordable in the off-peak months of May and April. Whether you’re searching for a round-trip or one-way ticket, you could land a better deal then.

Snagging the best SAS deals from HEL to TOS often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your fare on a Sunday rather than a Friday, which is usually the most expensive day to book.* It’s a good idea to start searching for flights about one month before you plan to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, press search and check “Nonstop” on Expedia to browse any direct flights from HEL to TOS with SAS or other carriers.

Filter your results by “Morning” and “Early Morning” to see the earliest flights from HEL to TOS. Taking off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Langnes Airport (TOS) is the primary Tromsø hub for SAS flights from Vantaa Airport (HEL).

For checked luggage, passengers can take 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag on board when flying standard economy from HEL to TOS with SAS. This carry-on should weigh less than 17 lb and be no bigger than 9 inches x 15 inches x 21 inches. Going above these restrictions can mean additional fees, so read SAS’s baggage allowance policies before packing.

A rewarding loyalty program and the opportunity to collect points through SAS EuroBonus are the start of the reasons to travel from HEL to TOS with SAS. Plus, when you sign up to Expedia’s free One Key™ program, you can receive OneKeyCash™* alongside SAS’s loyalty program earnings. It’s yours to spend on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of booking, but your airline may add a charge after that time. For more details about modifying your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your itinerary without extra charges, check the “Changes included” or “No cancel fee” filter when organizing your next trip.