Cheapest return flights from Barcelona to Keflavik in September from 171€

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

Return flights

30 Sep - 06 Oct easyJet
23 Sep - 01 Oct easyJet
15 Sep - 22 Sep Vueling Airlines
08 Sep - 15 Sep Vueling Airlines
14 Sep - 29 Sep Vueling Airlines
09 Sep - 16 Sep Vueling Airlines
15 Sep - 30 Sep easyJet
15 Sep - 19 Sep Vueling Airlines
30 Sep - 09 Oct Wizz Air Malta
09 Sep - 19 Sep Vueling Airlines
15 Sep - 26 Sep Vueling Airlines
24 Sep - 29 Sep easyJet
16 Sep - 30 Sep easyJet
25 Sep - 04 Oct Vueling Airlines
30 Sep - 06 Oct Icelandair direct

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

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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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