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

Return flights

05 Dec - 08 Dec	Aegean Airlines
05 Dec - 07 Dec	Aegean Airlines
07 Dec - 10 Dec	Air Serbia
03 Dec - 10 Dec	Air Serbia
02 Dec - 10 Dec	Air Serbia
08 Dec - 10 Dec	Air Serbia
12 Dec - 15 Dec	Aegean Airlines
05 Dec - 08 Dec	Aegean Airlines	direct
03 Dec - 10 Dec	Aegean Airlines	direct
03 Dec - 08 Dec	easyJet
01 Dec - 12 Jan	Air Serbia
29 Dec - 12 Jan	Eurowings
18 Dec - 10 Jan	Eurowings
31 Dec - 12 Jan	Air Serbia
28 Dec - 12 Jan	Air Serbia
17 Dec - 10 Jan	Air Serbia
27 Dec - 10 Jan	Air Serbia
14 Dec - 04 Jan	easyJet
01 Dec - 12 Jan	Aegean Airlines	direct
18 Dec - 08 Jan	Eurowings

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 $162

Return flights