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

Return flights

17 Mar - 26 Mar	JetSmart
10 Mar - 18 Mar	JetSmart
16 Mar - 18 Mar	JetSmart
12 Mar - 26 Mar	JetSmart
13 Mar - 26 Mar	JetSmart
19 Mar - 30 Mar	JetSmart
20 Mar - 26 Mar	JetSmart
19 Mar - 23 Mar	JetSmart
03 Mar - 06 Mar	JetSmart
02 Mar - 04 Mar	JetSmart	direct
15 Mar - 04 Apr	JetSmart	direct
26 Mar - 27 Apr	JetSmart
31 Mar - 01 Apr	JetSmart	direct
30 Mar - 01 Apr	JetSmart	direct
31 Mar - 15 Apr	JetSmart	direct
29 Mar - 03 Apr	JetSmart	direct
27 Mar - 01 Apr	JetSmart	direct
26 Mar - 16 Apr	JetSmart	direct
26 Mar - 15 Apr	JetSmart	direct
25 Mar - 15 Apr	JetSmart	direct

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

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 Santiago to Buenos Aires in March from 127€

Return flights