Cheapest return flights from Zagreb to Keflavik in December from 243€

AirHint found the following cheapest return flights from Zagreb (ZAG) to Keflavik (KEF) in December 2025 (see full year).

Return flights

08 Dec - 12 Dec Ryanair
01 Dec - 15 Dec KLM
01 Dec - 11 Dec LOT
01 Dec - 07 Dec Ryanair
01 Dec - 12 Dec Ryanair
01 Dec - 10 Dec LOT
31 Dec - 07 Jan Ryanair
01 Dec - 06 Dec LOT
01 Dec - 04 Dec Ryanair
15 Dec - 22 Dec Ryanair
22 Dec - 10 Jan Ryanair
04 Dec - 11 Dec Ryanair
31 Dec - 06 Jan LOT
30 Dec - 07 Jan Ryanair
30 Dec - 09 Jan Ryanair
30 Dec - 06 Jan Ryanair
31 Dec - 01 Jan KLM
31 Dec - 04 Jan LOT
26 Dec - 04 Jan Air Serbia
30 Dec - 02 Jan Ryanair

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

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