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

Return flights

10 May - 17 May	easyJet
12 May - 20 May	Wizz Air Malta
09 May - 12 May	Wizz Air Malta
09 May - 17 May	Wizz Air Malta
01 May - 08 May	Vueling Airlines
12 May - 19 May	Wizz Air Malta
02 May - 06 May	easyJet
12 May - 23 May	Wizz Air Malta
14 May - 20 May	KLM
13 May - 19 May	SWISS
30 May - 03 Jun	easyJet
31 May - 14 Jun	Austrian Airlines
26 May - 03 Jun	easyJet
26 May - 03 Jun	Icelandair	direct
30 May - 03 Jun	Icelandair	direct

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

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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Cheapest return flights from Alicante to Keflavik in May from 147€

Return flights