Cheapest return flights from Helsinki to Keflavik in September from 222€

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

Return flights

19 Sep - 21 Sep Norwegian Air Sweden AOC
01 Sep - 07 Sep Scandinavian Airlines
19 Sep - 22 Sep Scandinavian Airlines
26 Sep - 03 Oct Scandinavian Airlines
23 Sep - 30 Sep Scandinavian Airlines
27 Sep - 04 Oct Ryanair
04 Sep - 13 Sep Norwegian Air Sweden AOC
16 Sep - 28 Sep Norwegian Air Sweden AOC
01 Sep - 08 Sep Scandinavian Airlines
11 Sep - 15 Sep Scandinavian Airlines
12 Sep - 22 Sep airBaltic
14 Sep - 25 Sep airBaltic
26 Sep - 04 Oct Scandinavian Airlines
29 Sep - 06 Oct Scandinavian Airlines
26 Sep - 04 Oct Finnair direct
26 Sep - 03 Oct Finnair direct

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