Cheapest return flights from Zurich to Keflavik in September from $259

AirHint found the following cheapest return flights from Zurich (ZRH) to Keflavik (KEF) in September 2026 (see full year).

Return flights

10 Sep - 19 Sep Scandinavian Airlines
03 Sep - 13 Sep Scandinavian Airlines
17 Sep - 22 Sep Scandinavian Airlines
05 Sep - 12 Sep Scandinavian Airlines
26 Sep - 06 Oct Scandinavian Airlines
18 Sep - 02 Oct LOT
26 Sep - 05 Oct LOT
26 Sep - 02 Oct LOT
18 Sep - 26 Sep LOT
19 Sep - 26 Sep LOT
04 Sep - 20 Sep easyJet
28 Sep - 06 Oct Scandinavian Airlines
26 Sep - 01 Oct Scandinavian Airlines
27 Sep - 06 Oct Scandinavian Airlines
12 Sep - 27 Sep Scandinavian Airlines
22 Sep - 04 Oct easyJet
28 Sep - 05 Oct Scandinavian Airlines
07 Sep - 18 Sep Scandinavian Airlines
18 Sep - 29 Sep Scandinavian Airlines
28 Sep - 05 Oct Icelandair direct

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

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