Cheap flights from Helsinki to Oslo from $75

The cheapest month to fly to Oslo Gardermoen Airport from Helsinki is in April. Flight prices, which tend to average around $172, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Oslo Gardermoen Airport from Helsinki during February instead. Flights to Oslo Gardermoen Airport in February, while not as cheap as those in April, still average around $184.

According to our data, Tuesday is the cheapest day to fly to Oslo Gardermoen Airport from Helsinki. The lowest ticket price found for a Tuesday departure recently was $186. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Helsinki to Oslo Gardermoen Airport for around $327.

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is at noon. Flights from Helsinki to Oslo Gardermoen Airport during this time can be as low as $196. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is in the afternoon when prices are around $336.

Fly from Helsinki-Vantaa to Oslo Gardermoen for the best Helsinki-Vantaa - Oslo Gardermoen flight prices

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $204 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Helsinki for as low as $154 on momondo.

There are 2 cabin classes available to choose from on Helsinki to Oslo Gardermoen Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 5% on your flight if you consider stops on a Helsinki to Oslo Gardermoen Airport flight.

As of September 2026, prices for Helsinki to Oslo Gardermoen Airport flights are approximately 44% more expensive when compared to flights at the same time last year.

airBaltic is the most popular carrier operating from Helsinki-Vantaa to Oslo Gardermoen

Finnair, Norwegian and airBaltic are the top three most popular airlines that fly to Oslo Gardermoen Airport from Helsinki according to our data. Finnair is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Oslo Gardermoen Airport. Keep in mind that there are 3 different airlines that fly to Oslo Gardermoen Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Helsinki and Oslo have experienced a delay on any given week. The average delay length over the past 12 months has been 83 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Norwegian have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

Riga (RIX) was the most common stop: 85% of momondo users choosing 1-stop flights on this route connected there.

Flights via Riga (RIX) offer the lowest average round-trip price of $177.

Flights connecting via Stockholm (ARN) have the shortest average one-way travel time: 2h 35m.

Stockholm (ARN) has the shortest average layover time for this route: 1h 03m.

The number of flights available between Helsinki and Oslo Gardermoen Airport is 4 per day as of September 2026. The most frequent departure time is 4:00PM, with 43% of daily flights leaving at noon.

As of September 2026, there are 31 flights per week flying from Helsinki to Oslo Gardermoen Airport. The most common day of the week flights depart is Mon, with 61% of flights taking off on this day.