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

Return flights

03 Mar - 10 Mar	easyJet
27 Mar - 09 Apr	Vueling Airlines
21 Mar - 25 Mar	Ryanair
28 Mar - 07 Apr	Ryanair
22 Mar - 26 Mar	Vueling Airlines
25 Mar - 29 Mar	easyJet
31 Mar - 06 Apr	Norwegian Air Sweden AOC
03 Mar - 10 Mar	Fly Play	direct
26 Mar - 11 Apr	Fly Play	direct
14 Mar - 21 Mar	Fly Play	direct
28 Mar - 07 Apr	Fly Play	direct

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

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 March from 210€

Return flights