Cheapest return flights from Porto Alegre to Sao Paulo in September from $115

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

Return flights

26 Sep - 06 Oct Azul Airlines direct
16 Sep - 30 Sep LATAM Airlines Group direct
09 Sep - 12 Sep LATAM Airlines Group direct
16 Sep - 21 Sep LATAM Airlines Group direct
13 Sep - 15 Sep LATAM Airlines Group direct
04 Sep - 10 Sep LATAM Airlines Group direct
10 Sep - 14 Sep LATAM Airlines Group direct
11 Sep - 14 Sep LATAM Airlines Group direct
11 Sep - 15 Sep Azul Airlines direct
06 Sep - 08 Sep LATAM Airlines Group direct
19 Sep - 21 Sep LATAM Airlines Group direct
18 Sep - 10 Oct GOL Linhas Aéreas direct
30 Sep - 01 Oct GOL Linhas Aéreas direct
29 Sep - 04 Oct Azul Airlines direct
27 Sep - 01 Oct GOL Linhas Aéreas direct

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

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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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