Cheapest return flights from Copenhagen to Helsinki in September from 110€

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

Return flights

28 Sep - 01 Oct Ryanair
29 Sep - 01 Oct Norwegian Air Sweden AOC direct
24 Sep - 01 Oct Norwegian Air Sweden AOC direct
29 Sep - 08 Oct Norwegian Air Sweden AOC direct
24 Sep - 08 Oct Norwegian Air Sweden AOC direct
29 Sep - 02 Oct Norwegian Air Sweden AOC
24 Sep - 29 Sep Norwegian Air Sweden AOC direct
26 Sep - 01 Oct Norwegian Air Sweden AOC direct
22 Sep - 08 Oct Norwegian Air Sweden AOC direct
26 Sep - 08 Oct Norwegian Air Sweden AOC direct
24 Sep - 28 Sep Norwegian Air Sweden AOC direct
22 Sep - 29 Sep Norwegian Air Sweden AOC direct
26 Sep - 29 Sep Norwegian Air Sweden AOC direct
22 Sep - 01 Oct Norwegian Air Sweden AOC direct
28 Sep - 30 Sep Ryanair
26 Sep - 28 Sep Norwegian Air Sweden AOC direct
22 Sep - 28 Sep Norwegian Air Sweden AOC direct
22 Sep - 22 Sep Norwegian Air Sweden AOC
24 Sep - 25 Sep Norwegian Air Sweden AOC
24 Sep - 30 Sep Norwegian Air Sweden AOC

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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