AirHint found the following cheapest return flights from Athens (ATH) to Zagreb (ZAG) in January 2026 (see full year).

Return flights

16 Jan - 22 Jan	SKY express
23 Jan - 25 Jan	Aegean Airlines
09 Jan - 13 Jan	Air Serbia
09 Jan - 11 Jan	Air Serbia
22 Jan - 26 Jan	Air Serbia
22 Jan - 25 Jan	Air Serbia
23 Jan - 27 Jan	Air Serbia
15 Jan - 22 Jan	Air Serbia
16 Jan - 23 Jan	Air Serbia
08 Jan - 11 Jan	Air Serbia
29 Jan - 02 Feb	Air Serbia
30 Jan - 02 Feb	Air Serbia
26 Jan - 13 Feb	Volotea	direct
26 Jan - 09 Feb	Volotea	direct
26 Jan - 06 Feb	Volotea	direct
26 Jan - 11 Feb	Volotea	direct
19 Jan - 02 Feb	Volotea	direct
19 Jan - 06 Feb	Volotea	direct
23 Jan - 09 Feb	Volotea	direct
23 Jan - 02 Feb	Volotea	direct

Also check the deals for one-way flights from Athens to Zagreb in January.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Athens to Zagreb in January from $161

Return flights