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

Return flights

31 Oct - 02 Nov	Wizz Air
31 Oct - 04 Nov	Wizz Air
23 Oct - 26 Oct	Norwegian
23 Oct - 27 Oct	Norwegian
16 Oct - 23 Oct	Wizz Air
23 Oct - 29 Oct	Norwegian
23 Oct - 28 Oct	Norwegian
27 Oct - 29 Oct	Wizz Air
28 Oct - 04 Nov	Ryanair
29 Oct - 06 Nov	Ryanair
26 Oct - 30 Oct	Wizz Air
15 Oct - 20 Oct	Ryanair
19 Oct - 23 Oct	Wizz Air
29 Oct - 02 Nov	Ryanair
28 Oct - 01 Nov	Ryanair
27 Oct - 30 Oct	easyJet
26 Oct - 02 Nov	Wizz Air
25 Oct - 29 Nov	Wizz Air

Also check the deals for one-way flights from Basel 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 Basel to Oslo in October from 98€

Return flights