Cheapest return flights from Porto Alegre to Santiago in September from $161

AirHint found the following cheapest return flights from Porto Alegre (POA) to Santiago (SCL) in September 2025 (see full year).

Return flights

04 Sep - 11 Sep Sky Airline direct
04 Sep - 08 Sep Sky Airline direct
04 Sep - 07 Sep Sky Airline direct
07 Sep - 14 Sep Sky Airline direct
08 Sep - 14 Sep Sky Airline direct
01 Sep - 08 Sep Sky Airline direct
01 Sep - 07 Sep Sky Airline direct
08 Sep - 11 Sep Sky Airline direct
03 Sep - 07 Sep LATAM Airlines Group
01 Sep - 05 Sep Sky Airline direct
26 Sep - 03 Oct LATAM Airlines Group direct
26 Sep - 06 Oct LATAM Airlines Group direct
26 Sep - 05 Oct LATAM Airlines Group direct
29 Sep - 05 Oct LATAM Airlines Group direct
28 Sep - 06 Oct LATAM Airlines Group direct
29 Sep - 06 Oct LATAM Airlines Group direct
27 Sep - 01 Oct LATAM Airlines Group direct
27 Sep - 07 Oct LATAM Airlines Group
29 Sep - 07 Oct LATAM Airlines Group
29 Sep - 04 Oct LATAM Airlines Group

Also check the deals for one-way flights from Porto Alegre to Santiago in September.

Skyscanner

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 Santiago

Cheap car rent in Santiago

Feel free to contact us with any feedback or request another flight research.