Cheapest return flights from Helsinki to Keflavik in September from $282

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

Return flights

03 Sep - 08 Sep Lufthansa
01 Sep - 03 Sep Lufthansa
22 Sep - 02 Oct Finnair direct
22 Sep - 03 Oct Icelandair direct
01 Sep - 04 Sep Finnair direct
03 Sep - 08 Sep Icelandair direct
14 Sep - 20 Sep Lufthansa
03 Sep - 03 Sep Finnair direct
19 Sep - 23 Sep Lufthansa
01 Sep - 03 Sep Finnair direct

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

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