Oscarsborg Fortress is situated on the Oslofjord and has had the important function of defending the seaward approach to the capital. With its strategic location on an island, Oscarsborg Fortress is a very popular tourist destination, with its own marina and great biological diversity.
The fortress area is open 24/7 all year. Oscarsborg is only accessible by boat. A ferry service runs every day all year from Drøbak to Oscarsborg Fortress. The crossing from Drøbak takes about 10 minutes.
17. juni - 11. august
June 17 - August 11
|HØST, VINTER, VÅR
1. oktober - 16. juni
|AUTUMN, WINTER, SPRING
October 1 - June 16
|RUTERs Travelplanner Oslo / Aker brygge in the summer season|
Ticket price list
Tickets can be bought in the ticket machine on the ferry pier.
Tickets are return tickets. The return ticket can be used for both Drøbak and Sætre. It is not possible to buy tickets on the ferry.
All travellers need to have a valit ticket when boarding the boat.
Children under 3 years travel for free.
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