AirHint found the following cheapest return flights from Porto Alegre (POA) to Miami (MIA) in August 2025 (see full year).

Return flights

20 Aug - 03 Sep	GOL Linhas Aéreas
20 Aug - 02 Sep	GOL Linhas Aéreas
13 Aug - 26 Aug	Copa
12 Aug - 20 Aug	Copa
08 Aug - 19 Aug	Copa
21 Aug - 26 Aug	Copa
07 Aug - 21 Aug	Delta
06 Aug - 14 Aug	Azul Airlines
04 Aug - 14 Aug	Azul Airlines
04 Aug - 11 Aug	Copa
01 Aug - 10 Aug	Copa
08 Aug - 15 Aug	Copa
30 Aug - 11 Sep	LATAM Airlines Group
29 Aug - 07 Sep	Delta

Also check the deals for one-way flights from Porto Alegre to Miami in August.

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 Porto Alegre to Miami in August from $447

Return flights