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

Return flights

18 Apr - 29 Apr	JetSmart
15 Apr - 29 Apr	JetSmart
19 Apr - 29 Apr	JetSmart
19 Apr - 25 Apr	JetSmart
14 Apr - 29 Apr	JetSmart
14 Apr - 25 Apr	JetSmart
20 Apr - 29 Apr	JetSmart
23 Apr - 29 Apr	JetSmart
18 Apr - 06 May	JetSmart
19 Apr - 02 May	JetSmart
19 Apr - 06 May	JetSmart
14 Apr - 02 May	JetSmart
20 Apr - 06 May	JetSmart
23 Apr - 06 May	JetSmart
18 Apr - 25 Apr	JetSmart
15 Apr - 25 Apr	JetSmart
18 Apr - 02 May	JetSmart
15 Apr - 02 May	JetSmart
20 Apr - 02 May	JetSmart
23 Apr - 02 May	JetSmart

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

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 April from 120€

Return flights