AirHint found the following cheapest return flights from Zurich (ZRH) to Thessaloniki (SKG) in December 2025 (see full year).

Return flights

01 Dec - 03 Dec	Aegean Airlines
06 Dec - 08 Dec	Air Serbia
01 Dec - 03 Dec	Aegean Airlines	direct
30 Dec - 11 Jan	Air Serbia
23 Dec - 31 Dec	Air Serbia
19 Dec - 02 Jan	Air Serbia
26 Dec - 05 Jan	Air Serbia
19 Dec - 05 Jan	Air Serbia
25 Dec - 02 Jan	Air Serbia
27 Dec - 04 Jan	Air Serbia
25 Dec - 01 Jan	Air Serbia
25 Dec - 03 Jan	Air Serbia
22 Dec - 29 Dec	Aegean Airlines
24 Dec - 02 Jan	Air Serbia
24 Dec - 28 Dec	Air Serbia
19 Dec - 04 Jan	Air Serbia

Also check the deals for one-way flights from Zurich to Thessaloniki 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 Zurich to Thessaloniki in December from $171

Return flights