Cheapest return flights from Keflavik to Barcelona in May from 162€

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

Return flights

02 May - 06 May Wizz Air
27 May - 06 Jun Wizz Air Malta
02 May - 05 May Wizz Air
02 May - 09 May Wizz Air
26 May - 05 Jun easyJet
28 May - 05 Jun Wizz Air Malta
21 May - 24 May Wizz Air Malta
07 May - 12 May Lufthansa
06 May - 11 May Wizz Air Malta
10 May - 16 May easyJet
20 May - 24 May Wizz Air Malta
19 May - 27 May SWISS
19 May - 23 May easyJet
23 May - 04 Jun Wizz Air
24 May - 02 Jun Transavia France
27 May - 13 Jun Wizz Air Malta
23 May - 06 Jun Wizz Air
31 May - 08 Jun Wizz Air Malta
26 May - 12 Jun Transavia France
23 May - 05 Jun easyJet

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