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

Return flights

03 Dec - 05 Dec	Wizz Air
03 Dec - 21 Dec	Wizz Air
01 Dec - 12 Dec	Wizz Air
03 Dec - 22 Dec	Wizz Air
08 Dec - 18 Dec	Wizz Air
14 Dec - 18 Dec	Scandinavian Airlines
06 Dec - 11 Dec	Wizz Air
06 Dec - 09 Dec	Wizz Air
02 Dec - 21 Dec	Wizz Air
09 Dec - 15 Dec	Wizz Air
11 Dec - 08 Jan	Wizz Air
30 Dec - 08 Jan	Scandinavian Airlines
31 Dec - 09 Jan	Ryanair
10 Dec - 07 Jan	Norwegian
11 Dec - 11 Jan	Lufthansa
08 Dec - 01 Jan	Wizz Air
17 Dec - 10 Jan	Wizz Air
30 Dec - 22 Jan	LOT
30 Dec - 04 Jan	LOT
24 Dec - 08 Jan	Wizz Air

Also check the deals for one-way flights from Oslo 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 Oslo to Athens in December from $139

Return flights