AirHint found the following cheapest return flights from Zurich (ZRH) to Keflavik (KEF) in September 2026 (see full year).
Return flights
| 30 Sep - 15 Oct | Scandinavian Airlines | ||
| 19 Sep - 26 Sep | Scandinavian Airlines | ||
| 25 Sep - 16 Oct | Scandinavian Airlines | ||
| 19 Sep - 27 Sep | Scandinavian Airlines |
Also check the deals for one-way flights from Zurich to Keflavik in September.
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