AirHint found the following cheapest return flights from Larnaca (LCA) to Keflavik (KEF) in September 2025 (see full year).

Return flights

10 Sep - 14 Sep	Wizz Air
22 Sep - 06 Oct	Wizz Air Malta
26 Sep - 03 Oct	Wizz Air Malta
05 Sep - 09 Sep	Wizz Air
10 Sep - 17 Sep	Wizz Air
27 Sep - 01 Oct	Wizz Air Malta
12 Sep - 18 Sep	Wizz Air
26 Sep - 01 Oct	Wizz Air
11 Sep - 18 Sep	Wizz Air
12 Sep - 19 Sep	Wizz Air

Also check the deals for one-way flights from Larnaca to Keflavik in September.

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 Larnaca to Keflavik in September from $277

Return flights