Cheapest return flights from Alicante to Keflavik in September from $249

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

Return flights

21 Sep - 03 Oct Ryanair
26 Sep - 06 Oct Vueling Airlines
10 Sep - 15 Sep Scandinavian Airlines
02 Sep - 05 Sep Scandinavian Airlines
02 Sep - 10 Sep Scandinavian Airlines
16 Sep - 21 Sep KLM
02 Sep - 10 Sep Icelandair direct
02 Sep - 05 Sep Icelandair direct
10 Sep - 15 Sep Icelandair direct
26 Sep - 06 Oct Icelandair direct

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

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