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

Return flights

07 Oct - 12 Oct	GOL Linhas Aéreas
20 Oct - 30 Oct	Copa
28 Oct - 06 Nov	Copa
20 Oct - 31 Oct	Copa
01 Oct - 05 Oct	Copa
15 Oct - 26 Oct	Copa
22 Oct - 26 Oct	Copa
17 Oct - 31 Oct	Copa
17 Oct - 27 Oct	Copa
10 Oct - 19 Oct	Copa
21 Oct - 30 Oct	Copa
28 Oct - 04 Nov	Copa
31 Oct - 08 Nov	LATAM Airlines Group
25 Oct - 02 Nov	Delta

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

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 October from $459

Return flights