Cheapest return flights from Keflavik to Barcelona in May from $194

Best time to book flights for Keflavik (KEF) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Keflavik (KEF) to Barcelona (BCN) in May 2025 (see full year).

Return flights

17 May - 21 May Fly Play
14 May - 21 May easyJet
09 May - 16 May Fly Play direct
15 May - 20 May Wizz Air Malta
19 May - 28 May Fly Play direct
16 May - 21 May Eurowings
14 May - 21 May Fly Play direct
06 May - 09 May Fly Play
03 May - 06 May SWISS
16 May - 20 May Eurowings
28 May - 04 Jun easyJet
24 May - 01 Jun Scandinavian Airlines
28 May - 04 Jun Fly Play direct
24 May - 01 Jun Icelandair direct

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

Skyscanner

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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