Norwegian Railways (NSB) operates a train from Oslo to Kolbotn every 30 minutes. Tickets cost $8 - $12 and the journey takes 17 min. Alternatively, Ruter operates a bus from Oslo to Kolbotn every 20 minutes. Tickets cost $8 - $10 and the journey takes 32 min.
How to get from Oslo to Kolbotn
From Oslo S train to Kolbotn stasjon. 17 min kr 81. From Tollboden line 83 bus to Kolbotnkrysset. 32 min kr 69. From Oslo taxi to Kolbotn. 16 min kr 408. From Oslo drive to Kolbotn. 16 min kr 22. From Oslo walk to Kolbotn. 2 h 43 min.