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

Return flights

15 Oct - 18 Oct	Ryanair
15 Oct - 22 Oct	Ryanair
15 Oct - 20 Oct	Ryanair
15 Oct - 25 Oct	Ryanair
16 Oct - 19 Oct	Ryanair
16 Oct - 20 Oct	Ryanair
16 Oct - 22 Oct	Ryanair
14 Oct - 20 Oct	Ryanair
09 Oct - 14 Oct	Wizz Air UK
09 Oct - 12 Oct	Wizz Air UK
29 Oct - 02 Nov	Ryanair
19 Oct - 02 Nov	Ryanair
20 Oct - 02 Nov	Ryanair
30 Oct - 02 Nov	Ryanair
28 Oct - 02 Nov	Wizz Air Malta
28 Oct - 04 Nov	Ryanair
31 Oct - 09 Nov	Air Serbia
25 Oct - 02 Nov	Wizz Air Malta
25 Oct - 01 Nov	Wizz Air Malta
28 Oct - 04 Nov	Aegean Airlines	direct

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.

Book a cheap hotel in Oslo

Cheap car rent in Oslo

Cheapest return flights from Athens to Oslo in October from 101€

Return flights