AirHint found the following cheapest return flights from Geneva (GVA) to Keflavik (KEF) in May 2026 (see full year).

Return flights

06 May - 12 May	SWISS
02 May - 16 May	Lufthansa
04 May - 18 May	Scandinavian Airlines
14 May - 16 May	Lufthansa
14 May - 23 May	Lufthansa
29 May - 10 Jun	easyJet
07 May - 14 May	Lufthansa
08 May - 10 May	easyJet
13 May - 18 May	Scandinavian Airlines
21 May - 25 May	Scandinavian Airlines
30 May - 10 Jun	easyJet
01 May - 14 May	easyJet
31 May - 14 Jun	Icelandair	direct

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

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.

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Cheapest return flights from Geneva to Keflavik in May from 224€

Return flights