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

Return flights

17 Jan - 23 Jan	Wizz Air Malta
12 Jan - 23 Jan	Wizz Air
21 Jan - 24 Jan	Wizz Air
21 Jan - 25 Jan	Wizz Air
24 Jan - 01 Feb	Wizz Air
12 Jan - 16 Jan	Wizz Air
19 Jan - 23 Jan	Wizz Air
29 Jan - 07 Feb	easyJet
29 Jan - 06 Feb	easyJet
14 Jan - 16 Jan	Wizz Air
28 Jan - 02 Feb	Vueling Airlines
19 Jan - 21 Jan	Wizz Air
20 Jan - 23 Jan	Vueling Airlines
14 Jan - 23 Jan	Wizz Air
28 Jan - 01 Feb	Wizz Air
27 Jan - 02 Feb	Vueling Airlines
26 Jan - 01 Feb	Wizz Air
26 Jan - 04 Feb	Vueling Airlines
29 Jan - 02 Feb	Vueling Airlines
30 Jan - 06 Feb	Ryanair

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

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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Cheapest return flights from Barcelona to Keflavik in January from 153€

Return flights