Cheapest return flights from Copenhagen to Oslo in September from $105

AirHint found the following cheapest return flights from Copenhagen (CPH) to Oslo (OSL) in September 2025 (see full year).

Return flights

29 Sep - 30 Sep Norwegian direct
29 Sep - 01 Oct Norwegian direct
30 Sep - 07 Oct Norwegian direct
30 Sep - 05 Oct Norwegian direct
30 Sep - 30 Sep Norwegian Air Sweden AOC direct
30 Sep - 02 Oct Wizz Air
27 Sep - 30 Sep Wizz Air
30 Sep - 02 Oct Norwegian direct
25 Sep - 30 Sep Wizz Air
29 Sep - 08 Oct Norwegian Air Sweden AOC direct
29 Sep - 09 Oct Norwegian direct
30 Sep - 08 Oct Norwegian Air Sweden AOC direct
30 Sep - 09 Oct Norwegian Air Sweden AOC direct
30 Sep - 01 Oct Norwegian direct
29 Sep - 29 Sep Norwegian Air Sweden AOC direct
25 Sep - 30 Sep Norwegian Air Sweden AOC direct
26 Sep - 29 Sep Ryanair
23 Sep - 30 Sep Ryanair
25 Sep - 28 Sep Norwegian Air Sweden AOC direct
28 Sep - 29 Sep Ryanair

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

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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.

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