Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between OSL and Helsinki Airport start from €101. Book ASAP to score the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.

This varies from airline to airline, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are easy-to-follow instructions on how to cancel your flight online.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Gardermoen Airport (OSL) to Helsinki Airport flights, you’ll see a “no change fees” filter for you to select.

You won’t need a lengthy novel for this flight — it’s just 760 kilometres from Ullensaker to Vantaa. Find your way to your seat, enjoy the in-flight service and you’ll be in Vantaa before long.

Finnair (AY) is the preferred option for many travellers. It operates 121 flights between OSL and HEL each month. If you want more options, check out the ticket prices from Norwegian Air Shuttle (DY). This carrier operates 13 flights a month between these airports.

Flight prices are constantly going up and down, so there are no guarantees. While last-minute flight deals between Gardermoen Airport (OSL) and HEL are possible, it’s also a good idea to keep an eye on prices well before you fly. In fact, some carriers publicize their prices up to a year prior to the departure date. Expedia is continuously updating the biggest bargains around, so check back often and be ready to grab your seat when the fares dip.