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

Return flights

11 Dec - 18 Dec	easyJet
04 Dec - 09 Dec	easyJet
06 Dec - 09 Dec	easyJet
01 Dec - 08 Dec	easyJet
11 Dec - 14 Dec	easyJet
17 Dec - 24 Dec	easyJet
18 Dec - 24 Dec	easyJet
05 Dec - 08 Dec	easyJet
24 Dec - 31 Dec	easyJet
24 Dec - 01 Jan	easyJet
31 Dec - 04 Jan	easyJet
28 Dec - 07 Jan	easyJet
24 Dec - 05 Jan	easyJet
27 Dec - 07 Jan	easyJet
19 Dec - 23 Dec	easyJet
28 Dec - 05 Jan	KLM
26 Dec - 01 Jan	easyJet
26 Dec - 07 Jan	easyJet
27 Dec - 01 Jan	easyJet
25 Dec - 06 Jan	easyJet

Also check the deals for one-way flights from Geneva 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 Geneva to Keflavik in December from 117€

Return flights