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

Return flights

06 Dec - 12 Dec	Ryanair
19 Dec - 22 Dec	Ryanair
15 Dec - 20 Dec	easyJet
18 Dec - 22 Dec	Ryanair
14 Dec - 20 Dec	Ryanair
06 Dec - 09 Dec	Ryanair
06 Dec - 08 Dec	Ryanair
31 Dec - 08 Jan	Ryanair
08 Dec - 14 Dec	Aeroitalia
18 Dec - 18 Dec	Aeroitalia
31 Dec - 05 Jan	Ryanair
26 Dec - 05 Jan	Ryanair
26 Dec - 06 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
21 Dec - 24 Dec	Ryanair
30 Dec - 06 Jan	Ryanair
30 Dec - 05 Jan	Ryanair
30 Dec - 04 Jan	Ryanair
28 Dec - 02 Jan	Ryanair
28 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Cagliari 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.

Book a cheap hotel in Athens

Cheap car rent in Athens

Cheapest return flights from Cagliari to Athens in December from 137€

Return flights