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

Return flights

19 May - 01 Jun	Flybondi
18 May - 28 May	Flybondi
19 May - 31 May	Flybondi
24 May - 01 Jun	Flybondi
23 May - 01 Jun	Flybondi
17 May - 31 May	Flybondi
17 May - 28 May	Flybondi
04 May - 19 May	Flybondi
11 May - 19 May	Flybondi
30 May - 08 Jun	Flybondi
04 May - 02 Jun	Flybondi
24 May - 31 May	Flybondi
20 May - 27 May	Flybondi
23 May - 31 May	Flybondi
24 May - 07 Jun	Flybondi
22 May - 23 Jun	Flybondi
23 May - 23 Jun	Flybondi
22 May - 04 Jun	Flybondi
22 May - 06 Jun	Flybondi
10 May - 20 May	Flybondi

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

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Cheapest return flights from Buenos Aires to Santiago in May from $210

Return flights