Ferries from Oslo to Kiel can peak at up to 1 daily sailings, Sailing frequency typically peaks in the summer months, with approximately 7 departures offered each week. While schedules may be reduced from Oslo to Kiel in other seasons, ferry services are often still available.

Ferry travel from Oslo to Kiel on average typically takes 20h 0m. The earliest ferry usually leaves from Oslo at 14:00, arriving to Kiel at 10:00 The latest ferry departs at 14:00 and arrives at 10:00.