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

Return flights

30 Jun - 14 Jul	SWISS
26 Jun - 13 Jul	SWISS
26 Jun - 04 Jul	SWISS
25 Jun - 04 Jul	SWISS
24 Jun - 08 Jul	Lufthansa
19 Jun - 04 Jul	Lufthansa
30 Jun - 18 Jul	SWISS
30 Jun - 15 Jul	SWISS
19 Jun - 08 Jul	Lufthansa
21 Jun - 26 Jun	Lufthansa
26 Jun - 28 Jun	SWISS
24 Jun - 30 Jun	Lufthansa
23 Jun - 27 Jun	SWISS
19 Jun - 06 Jul	Lufthansa
17 Jun - 24 Jun	Lufthansa
19 Jun - 20 Jun	Lufthansa
18 Jun - 20 Jun	SWISS
22 Jun - 27 Jun	Austrian Airlines
16 Jun - 23 Jun	easyJet
16 Jun - 30 Jun	SWISS

Also check the deals for one-way flights from Geneva to Keflavik in June.

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 June from $288

Return flights