Cheapest return flights from Alicante to Keflavik in September from $216

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

Return flights

23 Sep - 01 Oct easyJet
02 Sep - 11 Sep Vueling Airlines
25 Sep - 28 Sep Ryanair
21 Sep - 29 Sep easyJet
30 Sep - 04 Oct easyJet
02 Sep - 07 Sep Vueling Airlines
04 Sep - 10 Sep Scandinavian Airlines
04 Sep - 13 Sep Iberia
03 Sep - 13 Sep Iberia
02 Sep - 13 Sep Vueling Airlines
20 Sep - 28 Sep Ryanair
03 Sep - 07 Sep Iberia
28 Sep - 05 Oct easyJet
27 Sep - 04 Oct Ryanair
29 Sep - 05 Oct Transavia France
27 Sep - 05 Oct Ryanair
27 Sep - 04 Oct Icelandair direct
30 Sep - 04 Oct Icelandair direct

Also check the deals for one-way flights from Alicante 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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