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

Return flights

06 Dec - 31 Dec	LATAM Airlines Group
03 Dec - 07 Dec	LATAM Airlines Group
01 Dec - 06 Dec	LATAM Airlines Group
02 Dec - 07 Dec	Copa
05 Dec - 07 Dec	Copa
06 Dec - 11 Dec	Copa
04 Dec - 11 Dec	Copa
01 Dec - 07 Dec	LATAM Airlines Group
08 Dec - 12 Dec	Copa
05 Dec - 12 Dec	Copa
11 Dec - 01 Jan	LATAM Airlines Group
24 Dec - 13 Jan	Copa
11 Dec - 02 Jan	Azul Airlines
23 Dec - 13 Jan	Copa
14 Dec - 04 Jan	LATAM Airlines Group
24 Dec - 02 Jan	Copa
31 Dec - 13 Jan	LATAM Airlines Group
25 Dec - 01 Jan	LATAM Airlines Group
15 Dec - 04 Jan	Azul Airlines
23 Dec - 02 Jan	Copa

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

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 Miami

Cheap car rent in Miami

Cheapest return flights from Porto Alegre to Miami in December from 404€

Return flights