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

Return flights

25 Oct - 23 Nov	Norwegian
19 Oct - 05 Nov	Norwegian
20 Oct - 24 Oct	Wizz Air Malta
20 Oct - 06 Nov	Norwegian
20 Oct - 22 Oct	Norwegian
18 Oct - 22 Oct	Ryanair
10 Oct - 13 Oct	Wizz Air Malta
25 Oct - 28 Oct	Norwegian
19 Oct - 04 Nov	Norwegian
25 Oct - 31 Oct	Norwegian
06 Oct - 09 Oct	Wizz Air
18 Oct - 19 Oct	Scandinavian Airlines
25 Oct - 02 Nov	Norwegian
19 Oct - 25 Oct	Norwegian
20 Oct - 25 Oct	Norwegian
19 Oct - 01 Nov	Norwegian
20 Oct - 08 Nov	Norwegian
19 Oct - 08 Nov	Norwegian
22 Oct - 08 Nov	Norwegian
25 Oct - 08 Nov	Norwegian

Also check the deals for one-way flights from Oslo to Athens in October.

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 October from $124

Return flights