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

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

Return flights

12 Sep - 29 Sep Norwegian Air Sweden AOC direct
19 Sep - 29 Sep Norwegian Air Sweden AOC direct
22 Sep - 29 Sep Norwegian Air Sweden AOC direct
26 Sep - 29 Sep Norwegian Air Sweden AOC direct
10 Sep - 29 Sep Norwegian Air Sweden AOC direct
12 Sep - 01 Oct Norwegian Air Sweden AOC direct
19 Sep - 01 Oct Norwegian Air Sweden AOC direct
19 Sep - 08 Oct Norwegian Air Sweden AOC direct
22 Sep - 01 Oct Norwegian Air Sweden AOC direct
22 Sep - 08 Oct Norwegian Air Sweden AOC direct
26 Sep - 01 Oct Norwegian Air Sweden AOC direct
26 Sep - 08 Oct Norwegian Air Sweden AOC direct
03 Sep - 07 Sep Scandinavian Airlines direct
15 Sep - 17 Sep Scandinavian Airlines direct
09 Sep - 10 Sep Scandinavian Airlines direct
20 Sep - 23 Sep Scandinavian Airlines direct
24 Sep - 29 Sep Norwegian Air Sweden AOC direct
29 Sep - 01 Oct Norwegian Air Sweden AOC direct
29 Sep - 08 Oct Norwegian Air Sweden AOC direct
24 Sep - 01 Oct Norwegian Air Sweden AOC direct

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

Skyscanner

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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