Cheapest return flights from Buenos Aires to Santiago in September from $231

AirHint found the following cheapest return flights from Buenos Aires (AEP) to Santiago (SCL) in September 2026 (see full year).

Return flights

12 Sep - 25 Sep Sky Airline direct
05 Sep - 13 Sep Sky Airline direct
18 Sep - 28 Sep Sky Airline direct
09 Sep - 23 Sep Sky Airline direct
14 Sep - 27 Sep Sky Airline direct
26 Sep - 11 Oct Sky Airline direct
27 Sep - 08 Oct Sky Airline direct
01 Sep - 16 Sep Sky Airline direct
01 Sep - 20 Sep Sky Airline direct
02 Sep - 10 Sep Sky Airline direct
14 Sep - 26 Sep Sky Airline direct
01 Sep - 13 Sep Sky Airline direct
25 Sep - 03 Oct Sky Airline direct
25 Sep - 06 Oct Sky Airline direct
26 Sep - 03 Oct Sky Airline direct
24 Sep - 06 Oct Sky Airline direct
27 Sep - 11 Oct Sky Airline direct
29 Sep - 08 Oct Sky Airline direct

Also check the deals for one-way flights from Buenos Aires to Santiago in September.

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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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