Cheapest return flights from Helsinki to Keflavik in October from $214

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

Return flights

15 Oct - 21 Oct Norwegian
02 Oct - 08 Oct Norwegian Air Sweden AOC
01 Oct - 08 Oct Norwegian Air Sweden AOC
09 Oct - 14 Oct Norwegian Air Sweden AOC
23 Oct - 27 Oct Scandinavian Airlines
10 Oct - 14 Oct Scandinavian Airlines
23 Oct - 26 Oct Norwegian Air Sweden AOC
22 Oct - 26 Oct Norwegian Air Sweden AOC
02 Oct - 09 Oct Norwegian Air Sweden AOC
08 Oct - 12 Oct Norwegian Air Sweden AOC
30 Oct - 02 Nov Scandinavian Airlines
30 Oct - 03 Nov Scandinavian Airlines
31 Oct - 03 Nov Scandinavian Airlines
27 Oct - 03 Nov Scandinavian Airlines
26 Oct - 02 Nov Ryanair
31 Oct - 03 Nov Finnair direct
30 Oct - 03 Nov Finnair direct
29 Oct - 11 Nov Ryanair
30 Oct - 02 Nov Finnair direct
29 Oct - 10 Nov Ryanair

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

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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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