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

Return flights

13 Oct - 16 Oct	Norwegian
20 Oct - 23 Oct	Norwegian
19 Oct - 23 Oct	Wizz Air
01 Oct - 07 Oct	Ryanair
18 Oct - 22 Oct	Ryanair
09 Oct - 16 Oct	Ryanair
15 Oct - 19 Oct	Ryanair
16 Oct - 19 Oct	Ryanair
23 Oct - 26 Oct	Norwegian
25 Oct - 30 Oct	Ryanair
23 Oct - 07 Nov	Norwegian	direct
20 Oct - 07 Nov	Norwegian	direct
24 Oct - 07 Nov	Norwegian	direct
29 Oct - 01 Nov	Ryanair
30 Oct - 03 Nov	Ryanair
19 Oct - 07 Nov	Norwegian	direct
26 Oct - 07 Nov	Norwegian	direct
31 Oct - 03 Nov	airBaltic
31 Oct - 03 Nov	Austrian Airlines	direct
26 Oct - 14 Nov	Norwegian	direct

Also check the deals for one-way flights from Oslo to Vienna 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 Vienna in October from $132

Return flights