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

Return flights

15 May - 17 May	JetSmart
15 May - 20 May	JetSmart
13 May - 16 May	JetSmart
21 May - 06 Jun	JetSmart
05 May - 20 May	JetSmart
13 May - 17 May	JetSmart
05 May - 08 May	JetSmart
15 May - 18 May	JetSmart
20 May - 05 Jun	JetSmart
07 May - 10 May	JetSmart
15 May - 26 May	JetSmart
15 May - 25 May	JetSmart
28 May - 07 Jun	JetSmart
28 May - 13 Jun	JetSmart
28 May - 08 Jun	JetSmart
28 May - 15 Jun	JetSmart
28 May - 16 Jun	JetSmart
28 May - 05 Jun	JetSmart
28 May - 03 Jun	JetSmart
15 May - 05 Jun	JetSmart

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

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Santiago to Buenos Aires in May from 120€

Return flights