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

Return flights

06 Dec - 12 Dec	Ryanair
01 Dec - 10 Dec	Air Serbia
05 Dec - 15 Dec	Air Serbia
05 Dec - 09 Dec	Air Serbia
01 Dec - 08 Dec	Air Serbia
03 Dec - 08 Dec	Air Serbia
01 Dec - 03 Dec	Air Serbia
19 Dec - 06 Jan	Air Serbia
10 Dec - 15 Dec	Air Serbia
08 Dec - 12 Dec	Ryanair
10 Dec - 13 Dec	Air Serbia
22 Dec - 10 Jan	Air Serbia
22 Dec - 03 Jan	Air Serbia
19 Dec - 04 Jan	Air Serbia
16 Dec - 08 Jan	Wizz Air
18 Dec - 08 Jan	Ryanair
20 Dec - 02 Jan	Ryanair
31 Dec - 05 Jan	Air Serbia
29 Dec - 12 Jan	Air Serbia
29 Dec - 13 Jan	Air Serbia

Also check the deals for one-way flights from Thessaloniki to Copenhagen 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 Thessaloniki to Copenhagen in December from $160

Return flights