Cheapest return flights from Keflavik to Barcelona in October from 154€

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

Return flights

15 Oct - 18 Oct easyJet
01 Oct - 05 Oct Wizz Air
10 Oct - 18 Oct easyJet
22 Oct - 25 Oct easyJet
26 Oct - 04 Nov easyJet
17 Oct - 26 Oct Fly Play direct
23 Oct - 26 Oct Wizz Air Malta
22 Oct - 07 Nov easyJet
17 Oct - 31 Oct easyJet
13 Oct - 16 Oct easyJet
24 Oct - 31 Oct easyJet
12 Oct - 20 Oct Wizz Air
22 Oct - 07 Nov Icelandair direct

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

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Feel free to contact us with any feedback or request another flight research.