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

Return flights

30 Dec - 08 Jan	Ryanair
29 Dec - 31 Dec	Ryanair
28 Dec - 09 Jan	Air Serbia
30 Dec - 31 Dec	Ryanair
28 Dec - 31 Dec	KLM
31 Dec - 04 Jan	Scandinavian Airlines
31 Dec - 06 Jan	Ryanair
28 Dec - 29 Dec	Wizz Air
31 Dec - 02 Jan	Scandinavian Airlines
30 Dec - 03 Jan	LOT
30 Dec - 04 Jan	Ryanair
29 Dec - 04 Jan	Ryanair
30 Dec - 05 Jan	Ryanair
28 Dec - 30 Dec	Wizz Air
28 Dec - 04 Jan	Wizz Air
28 Dec - 30 Dec	Aegean Airlines	direct
28 Dec - 31 Dec	Aegean Airlines	direct
30 Dec - 31 Dec	Scandinavian Airlines	direct

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 204€

Return flights