Cheapest return flights from Zagreb to Keflavik in September from 264€

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

Return flights

27 Sep - 05 Oct KLM
17 Sep - 25 Sep LOT
13 Sep - 20 Sep Ryanair
06 Sep - 15 Sep Ryanair
24 Sep - 04 Oct LOT
01 Sep - 16 Sep Austrian Airlines
07 Sep - 22 Sep Ryanair
21 Sep - 27 Sep Air France
28 Sep - 05 Oct Lufthansa
14 Sep - 21 Sep Lufthansa
07 Sep - 12 Sep Lufthansa

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

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