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

Return flights

05 Oct - 09 Oct	easyJet
31 Oct - 06 Nov	easyJet
09 Oct - 16 Oct	easyJet
24 Oct - 26 Oct	easyJet
05 Oct - 17 Oct	easyJet
24 Oct - 29 Oct	LOT
18 Oct - 26 Oct	LOT
27 Oct - 03 Nov	Scandinavian Airlines
19 Oct - 26 Oct	easyJet
18 Oct - 27 Oct	LOT
02 Oct - 19 Oct	easyJet
19 Oct - 25 Oct	LOT
25 Oct - 02 Nov	Scandinavian Airlines
30 Oct - 02 Nov	LOT
26 Oct - 01 Nov	Vueling Airlines
26 Oct - 01 Nov	Icelandair	direct
27 Oct - 03 Nov	SWISS	direct

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

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 Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Zurich to Keflavik in October from 187€

Return flights