Cheapest return CPH–OSL flights, September

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

Return flights

05 Sep - 08 Sep Wizz Air
04 Sep - 08 Sep Wizz Air
05 Sep - 07 Sep Wizz Air
18 Sep - 20 Sep Wizz Air
25 Sep - 28 Sep Wizz Air
19 Sep - 21 Sep Norwegian Air Sweden AOC
21 Sep - 21 Sep Norwegian direct
18 Sep - 20 Sep Norwegian direct
25 Sep - 28 Sep Scandinavian Airlines direct
04 Sep - 08 Sep Scandinavian Airlines direct
25 Sep - 08 Oct Norwegian Air Sweden AOC direct
25 Sep - 01 Oct Norwegian direct
25 Sep - 09 Oct Norwegian direct
25 Sep - 11 Oct Norwegian direct
25 Sep - 12 Oct Norwegian direct
25 Sep - 14 Oct Norwegian direct
25 Sep - 15 Oct Norwegian direct
25 Sep - 16 Oct Norwegian direct
25 Sep - 06 Oct Norwegian direct
18 Sep - 01 Oct Norwegian direct

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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