AirHint found the following cheapest return flights from Oslo (OSL) to Copenhagen (CPH) in January 2026 (see full year).

Return flights

03 Jan - 04 Jan	Norwegian	direct
02 Jan - 04 Jan	Norwegian Air Sweden AOC	direct
02 Jan - 02 Jan	Norwegian	direct
12 Jan - 26 Jan	Norwegian	direct
12 Jan - 24 Jan	Norwegian	direct
20 Jan - 26 Jan	Norwegian	direct
20 Jan - 24 Jan	Norwegian	direct
11 Jan - 26 Jan	Norwegian Air Sweden AOC	direct
11 Jan - 24 Jan	Norwegian	direct
07 Jan - 26 Jan	Norwegian	direct

Also check the deals for one-way flights from Oslo to Copenhagen in January.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Copenhagen

Cheap car rent in Copenhagen

Cheapest return flights from Oslo to Copenhagen in January from $181

Return flights