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

Return flights

16 Oct - 19 Oct	JetSmart
24 Oct - 26 Oct	JetSmart
03 Oct - 27 Oct	JetSmart
13 Oct - 08 Nov	Sky Airline
24 Oct - 01 Nov	LATAM Airlines Group
17 Oct - 20 Oct	Sky Airline	direct
02 Oct - 14 Oct	JetSmart
14 Oct - 18 Oct	JetSmart
25 Oct - 08 Nov	JetSmart
29 Oct - 04 Nov	Sky Airline	direct
05 Oct - 18 Oct	JetSmart
29 Oct - 12 Nov	Sky Airline	direct
16 Oct - 18 Oct	JetSmart
08 Oct - 18 Oct	JetSmart
09 Oct - 18 Oct	JetSmart
31 Oct - 13 Nov	JetSmart
21 Oct - 05 Nov	JetSmart
21 Oct - 03 Nov	JetSmart
25 Oct - 06 Nov	Sky Airline	direct
23 Oct - 04 Nov	Sky Airline	direct

Also check the deals for one-way flights from Buenos Aires to Santiago 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 Buenos Aires to Santiago in October from 115€

Return flights