Cheapest return flights from Zurich to Keflavik in September from $217

Best time to book flights for Zurich (ZRH) to Keflavik (KEF) flights at AirHint

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

Return flights

23 Sep - 02 Oct Scandinavian Airlines
15 Sep - 22 Sep Scandinavian Airlines
16 Sep - 21 Sep Scandinavian Airlines
23 Sep - 30 Sep Scandinavian Airlines
01 Sep - 13 Sep Scandinavian Airlines
08 Sep - 11 Sep Scandinavian Airlines
19 Sep - 21 Sep Scandinavian Airlines
15 Sep - 20 Sep Scandinavian Airlines
05 Sep - 13 Sep Scandinavian Airlines
22 Sep - 28 Sep Scandinavian Airlines
05 Sep - 14 Sep Scandinavian Airlines
23 Sep - 01 Oct Scandinavian Airlines
23 Sep - 03 Oct Scandinavian Airlines
23 Sep - 01 Oct Icelandair direct
23 Sep - 02 Oct Icelandair direct
23 Sep - 03 Oct Icelandair direct

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

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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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