Cheapest return BCN–KEF flights, May

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

Return flights

20 May - 27 May Vueling Airlines
13 May - 20 May Vueling Airlines
21 May - 27 May Ryanair
20 May - 26 May Vueling Airlines
13 May - 31 May Ryanair
12 May - 19 May Vueling Airlines
06 May - 09 May Vueling Airlines
11 May - 20 May Vueling Airlines
14 May - 19 May Ryanair
21 May - 23 May Ryanair
31 May - 09 Jun Vueling Airlines
30 May - 09 Jun Ryanair
23 May - 02 Jun Wizz Air Malta
24 May - 04 Jun Ryanair
29 May - 01 Jun Ryanair
22 May - 01 Jun Ryanair
24 May - 01 Jun Ryanair
30 May - 06 Jun Vueling Airlines direct
30 May - 17 Jun Vueling Airlines direct
23 May - 06 Jun Vueling Airlines direct

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

Powered by

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.