Cheapest return flights from Barcelona to Keflavik in October from $188

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

21 Oct - 27 Oct Vueling Airlines
27 Oct - 07 Nov easyJet
18 Oct - 26 Oct easyJet
21 Oct - 26 Oct easyJet
13 Oct - 20 Oct Fly Play direct
10 Oct - 20 Oct Fly Play direct
17 Oct - 20 Oct Fly Play direct
08 Oct - 20 Oct Fly Play direct
22 Oct - 02 Nov Fly Play direct
30 Oct - 02 Nov Fly Play direct
24 Oct - 02 Nov Fly Play direct
25 Oct - 03 Nov easyJet
29 Oct - 08 Nov easyJet
20 Oct - 27 Oct Vueling Airlines
22 Oct - 26 Oct easyJet
15 Oct - 22 Oct Fly Play direct
29 Oct - 07 Nov easyJet
25 Oct - 02 Nov easyJet
26 Oct - 02 Nov Fly Play direct
31 Oct - 07 Nov easyJet

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

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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