Cheapest return flights from Barcelona to Keflavik in October from $152

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

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

Return flights

08 Oct - 15 Oct easyJet
14 Oct - 22 Oct easyJet
01 Oct - 09 Oct easyJet
11 Oct - 15 Oct easyJet
08 Oct - 22 Oct easyJet
14 Oct - 23 Oct Vueling Airlines
04 Oct - 11 Oct Vueling Airlines
10 Oct - 21 Oct Wizz Air
03 Oct - 18 Oct Vueling Airlines
17 Oct - 23 Oct Wizz Air
25 Oct - 03 Nov easyJet
25 Oct - 01 Nov easyJet
23 Oct - 01 Nov Vueling Airlines
25 Oct - 03 Nov Icelandair direct
25 Oct - 01 Nov Icelandair direct

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

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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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