Cheapest return flights from Helsinki to Copenhagen in September from $107

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

Return flights

29 Sep - 10 Oct Norwegian Air Sweden AOC direct
29 Sep - 08 Oct Norwegian Air Sweden AOC direct
29 Sep - 06 Oct Norwegian Air Sweden AOC direct
29 Sep - 15 Oct Norwegian Air Sweden AOC direct
15 Sep - 17 Sep Norwegian Air Sweden AOC direct
15 Sep - 26 Sep Norwegian Air Sweden AOC direct
15 Sep - 24 Sep Norwegian Air Sweden AOC direct
17 Sep - 26 Sep Norwegian Air Sweden AOC direct
17 Sep - 24 Sep Norwegian Air Sweden AOC direct
07 Sep - 17 Sep Norwegian Air Sweden AOC direct
07 Sep - 12 Sep Norwegian Air Sweden AOC direct
07 Sep - 26 Sep Norwegian Air Sweden AOC direct
07 Sep - 08 Sep Norwegian Air Sweden AOC direct
07 Sep - 24 Sep Norwegian Air Sweden AOC direct
15 Sep - 06 Oct Norwegian Air Sweden AOC direct
29 Sep - 13 Oct Norwegian Air Sweden AOC direct
29 Sep - 20 Oct Norwegian Air Sweden AOC direct
29 Sep - 17 Oct Norwegian Air Sweden AOC direct
28 Sep - 10 Oct Norwegian Air Sweden AOC direct
28 Sep - 08 Oct Norwegian Air Sweden AOC direct

Also check the deals for one-way flights from Helsinki to Copenhagen 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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