Cheapest return flights from Barcelona to Keflavik in May from $159

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

Return flights

13 May - 24 May Vueling Airlines
13 May - 20 May Vueling Airlines
13 May - 19 May Vueling Airlines
05 May - 06 May Vueling Airlines
05 May - 09 May Vueling Airlines
05 May - 14 May Vueling Airlines
06 May - 10 May easyJet
06 May - 11 May easyJet
06 May - 13 May easyJet
06 May - 20 May Ryanair
26 May - 02 Jun Ryanair
02 May - 14 Jun easyJet
29 May - 05 Jun Ryanair
27 May - 05 Jun Vueling Airlines
26 May - 04 Jun Ryanair
27 May - 03 Jun Vueling Airlines
29 May - 09 Jun Ryanair
29 May - 04 Jun Ryanair
28 May - 03 Jun Vueling Airlines
27 May - 04 Jun Vueling Airlines

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

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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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