We've gone through lots of different flights, to help you find the cheapest way to get from Oslo (Gardermoen) Airport to Helsinki. You can choose from three airlines. At the moment, 26 / Jan / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
Finnair is the most popular airline that flies from Oslo (Gardermoen) Airport to Helsinki. But it's still worth looking at other options, as there are 27 flights to Helsinki every week. If you want to broaden your search, look at flights departing from other airports.
Generally speaking, the flight from Oslo (Gardermoen) Airport to Helsinki takes around 3 hrs 55 mins. The fastest flight takes 1 hrs 25 mins to cover the 764 km distance. You can view all flight times yourself in the results list.
You can also search by month, which will reveal the cheapest time of the week to fly.
