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

Return flights

20 Oct - 03 Nov	LATAM Airlines Group
20 Oct - 04 Nov	LATAM Airlines Group
20 Oct - 31 Oct	LATAM Airlines Group
23 Oct - 31 Oct	LATAM Airlines Group
28 Oct - 31 Oct	LATAM Airlines Group
28 Oct - 01 Nov	LATAM Airlines Group
15 Oct - 08 Nov	Ryanair
15 Oct - 12 Nov	LATAM Airlines Group
29 Oct - 31 Oct	LATAM Airlines Group
19 Oct - 09 Nov	TAP
28 Oct - 06 Nov	LATAM Airlines Group
30 Oct - 31 Oct	SWISS
24 Oct - 31 Oct	LATAM Airlines Group
31 Oct - 28 Nov	LATAM Airlines Group
10 Oct - 17 Oct	Emirates

Also check the deals for one-way flights from Vienna to Buenos Aires 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 Vienna to Buenos Aires in October from $988

Return flights