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

Return flights

02 Dec - 06 Dec	easyJet
11 Dec - 15 Dec	easyJet
09 Dec - 13 Dec	easyJet
21 Dec - 31 Dec	easyJet
15 Dec - 21 Dec	easyJet
14 Dec - 20 Dec	easyJet
15 Dec - 28 Dec	easyJet
21 Dec - 01 Jan	easyJet
31 Dec - 04 Jan	easyJet
20 Dec - 31 Dec	easyJet
30 Dec - 06 Jan	easyJet
14 Dec - 27 Dec	easyJet
30 Dec - 15 Jan	Scandinavian Airlines
23 Dec - 30 Dec	Scandinavian Airlines
31 Dec - 03 Jan	easyJet
13 Dec - 03 Jan	easyJet
30 Dec - 04 Jan	easyJet
29 Dec - 05 Jan	KLM
27 Dec - 01 Jan	LOT
20 Dec - 03 Jan	easyJet

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

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 December from 201€

Return flights