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

Return flights

01 Dec - 04 Dec	Ryanair
12 Dec - 14 Dec	Ryanair
07 Dec - 11 Dec	Ryanair
05 Dec - 07 Dec	Ryanair
07 Dec - 10 Dec	Ryanair
15 Dec - 21 Dec	Air Serbia
26 Dec - 31 Dec	Air Serbia
19 Dec - 21 Dec	Air Serbia
01 Dec - 31 Dec	Air Serbia
18 Dec - 19 Dec	Ryanair
23 Dec - 09 Jan	LOT
29 Dec - 03 Jan	Austrian Airlines	direct
29 Dec - 02 Jan	Austrian Airlines	direct
29 Dec - 01 Jan	Austrian Airlines	direct
29 Dec - 04 Jan	Austrian Airlines	direct
28 Dec - 01 Jan	Air Serbia
28 Dec - 01 Jan	Croatia Airlines	direct

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

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 Zagreb to Vienna in December from 115€

Return flights