Cheapest return flights from Helsinki to Keflavik in September from 201€

Best time to book flights for Helsinki (HEL) to Keflavik (KEF) flights at AirHint

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

Return flights

26 Sep - 30 Sep airBaltic
02 Sep - 06 Sep Norwegian
17 Sep - 21 Sep Norwegian
27 Sep - 04 Oct Norwegian Air Sweden AOC
27 Sep - 02 Oct Norwegian Air Sweden AOC
01 Sep - 05 Sep Scandinavian Airlines
27 Sep - 29 Sep Norwegian Air Sweden AOC
19 Sep - 26 Sep Finnair direct
27 Sep - 01 Oct Ryanair
08 Sep - 19 Sep Finnair direct
07 Sep - 15 Sep airBaltic
24 Sep - 05 Oct Finnair direct
09 Sep - 18 Sep Norwegian
02 Sep - 06 Sep Finnair direct
27 Sep - 01 Oct Icelandair 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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