Cheapest return flights from Sao Paulo to Porto Alegre in September from $66

AirHint found the following cheapest return flights from Sao Paulo (GRU) to Porto Alegre (POA) in September 2026 (see full year).

Return flights

20 Sep - 24 Sep Azul Airlines direct
12 Sep - 16 Sep Azul Airlines direct
12 Sep - 14 Sep Azul Airlines direct
24 Sep - 27 Sep GOL Linhas Aéreas direct
12 Sep - 21 Sep GOL Linhas Aéreas direct
25 Sep - 30 Sep GOL Linhas Aéreas direct
22 Sep - 27 Sep GOL Linhas Aéreas direct
18 Sep - 22 Sep Azul Airlines direct
02 Sep - 12 Sep Azul Airlines direct
19 Sep - 20 Sep Azul Airlines direct
25 Sep - 02 Oct GOL Linhas Aéreas direct
26 Sep - 12 Oct GOL Linhas Aéreas
26 Sep - 12 Oct Azul Airlines direct

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

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