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

Return flights

27 Oct - 17 Nov	Turkish Airlines
16 Oct - 26 Oct	Turkish Airlines
30 Oct - 30 Nov	Turkish Airlines
01 Oct - 15 Oct	LATAM Airlines Group
23 Oct - 01 Nov	Turkish Airlines
30 Oct - 27 Nov	Turkish Airlines
18 Oct - 26 Oct	Turkish Airlines
17 Oct - 27 Oct	Iberia
13 Oct - 28 Oct	Austrian Airlines
23 Oct - 27 Oct	LATAM Airlines Group
23 Oct - 28 Oct	Ryanair
08 Oct - 28 Oct	Iberia
26 Oct - 16 Nov	TAP
24 Oct - 31 Oct	LATAM Airlines Group
30 Oct - 13 Nov	LATAM Airlines Group
24 Oct - 08 Nov	LATAM Airlines Group
24 Oct - 28 Oct	LATAM Airlines Group
25 Oct - 02 Nov	SWISS

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 743€

Return flights