Our trains run on the same railway as Flytoget but the tickets are only NOK 105. You can get to Oslo Airport Gardermoen from Oslo in less than half an hour with NSB.
The trains can take you from the airport to Lillestrøm S and Oslo S as well.
How to get from Oslo to Gardermoen with NSB?
There are 2 alternatives to get to Gardermoen from Oslo with NSB trains.
Alternative 1 is to take the regional railway; Dovrebanen. Alternative 2 is to take a local train. Both alternatives stop at both Lillestrøm and Oslo Airport Gardermoen, and the journey is still just 23 mins.
Departures from Oslo to Oslo Airport Gardermoen every 10 and 20 mins, between 05:54am until 11:54pm.