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

Return flights

22 Oct - 29 Oct	Wizz Air
30 Oct - 05 Nov	Ryanair
21 Oct - 24 Oct	SKY express
22 Oct - 27 Oct	Air Serbia
22 Oct - 26 Oct	Air Serbia
22 Oct - 24 Oct	Aegean Airlines
30 Oct - 10 Nov	Ryanair
23 Oct - 27 Oct	SKY express
28 Oct - 31 Oct	Bulgaria Air
20 Oct - 09 Nov	SKY express
29 Oct - 05 Nov	Aegean Airlines
28 Oct - 04 Nov	Wizz Air Malta
31 Oct - 10 Nov	Aegean Airlines
31 Oct - 03 Nov	Air Serbia
25 Oct - 01 Nov	Wizz Air Malta
19 Oct - 22 Oct	Ryanair
20 Oct - 05 Nov	Ryanair
23 Oct - 30 Oct	Air Serbia
25 Oct - 30 Oct	Wizz Air Malta
23 Oct - 02 Nov	SKY express

Also check the deals for one-way flights from Athens to Oslo 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 Athens to Oslo in October from 190€

Return flights