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

Return flights

03 Dec - 08 Dec	Wizz Air
05 Dec - 08 Dec	Wizz Air
03 Dec - 10 Dec	Wizz Air
01 Dec - 08 Dec	Wizz Air
01 Dec - 07 Dec	Wizz Air
10 Dec - 15 Dec	Wizz Air UK
01 Dec - 04 Dec	Wizz Air UK
16 Dec - 11 Jan	Wizz Air UK
10 Dec - 17 Dec	Wizz Air UK
09 Dec - 12 Dec	Wizz Air UK
12 Dec - 15 Dec	Wizz Air
28 Dec - 08 Jan	Air Serbia
28 Dec - 04 Jan	Air Serbia
26 Dec - 04 Jan	Air Serbia
26 Dec - 05 Jan	Air Serbia
26 Dec - 02 Jan	Air Serbia
29 Dec - 02 Jan	Air Serbia
31 Dec - 04 Jan	Air Serbia
26 Dec - 06 Jan	Air Serbia
31 Dec - 08 Jan	Ryanair

Also check the deals for one-way flights from Athens to Oslo 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 Athens to Oslo in December from 106€

Return flights