Cheapest return flights from Zagreb to Keflavik in June from $365

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

Return flights

06 Jun - 14 Jun Ryanair
07 Jun - 14 Jun KLM
15 Jun - 19 Jun SWISS
21 Jun - 27 Jun Ryanair
08 Jun - 18 Jun Lufthansa
15 Jun - 21 Jun Air France
08 Jun - 17 Jun Lufthansa
19 Jun - 22 Jun LOT
20 Jun - 26 Jun Austrian Airlines
22 Jun - 28 Jun Lufthansa

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

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