Cheapest return HEL–CPH flights, September

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

Return flights

10 Sep - 13 Sep airBaltic
09 Sep - 13 Sep airBaltic
11 Sep - 13 Sep airBaltic
12 Sep - 13 Sep Scandinavian Airlines
07 Sep - 10 Sep Finnair direct
25 Sep - 28 Sep airBaltic
12 Sep - 18 Sep airBaltic
28 Sep - 30 Sep airBaltic
04 Sep - 06 Sep airBaltic
22 Sep - 24 Sep airBaltic
27 Sep - 09 Oct Norwegian Air Sweden AOC direct
28 Sep - 19 Oct Norwegian Air Sweden AOC direct
28 Sep - 09 Oct Norwegian Air Sweden AOC direct
27 Sep - 12 Oct Norwegian Air Sweden AOC direct
28 Sep - 12 Oct Norwegian Air Sweden AOC direct
27 Sep - 04 Oct Norwegian Air Sweden AOC direct
25 Sep - 09 Oct Norwegian Air Sweden AOC direct
28 Sep - 04 Oct Norwegian Air Sweden AOC direct
25 Sep - 12 Oct Norwegian Air Sweden AOC direct
27 Sep - 07 Oct Norwegian Air Sweden AOC

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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