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

Return flights

31 Dec - 11 Jan	Wizz Air
31 Dec - 09 Jan	Wizz Air
31 Dec - 12 Jan	Ryanair
31 Dec - 08 Jan	Ryanair
31 Dec - 10 Jan	Ryanair
29 Dec - 13 Jan	Air Serbia
29 Dec - 11 Jan	Air Serbia
31 Dec - 07 Jan	Wizz Air
30 Dec - 08 Jan	Norwegian
30 Dec - 09 Jan	Wizz Air
29 Dec - 31 Dec	Air Serbia
28 Dec - 31 Dec	Scandinavian Airlines
27 Dec - 30 Dec	Wizz Air
27 Dec - 31 Dec	Wizz Air
29 Dec - 31 Dec	Scandinavian Airlines	direct
28 Dec - 31 Dec	Aegean Airlines	direct

Also check the deals for one-way flights from Copenhagen to Athens 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 Copenhagen to Athens in December from 174€

Return flights