AirHint found the following cheapest return flights from Orlando (MCO) to Sao Paulo (GRU) in December 2025 (see full year).

Return flights

11 Dec - 18 Dec	Avianca
10 Dec - 17 Dec	Avianca
04 Dec - 26 Dec	Avianca
10 Dec - 01 Jan	Copa
11 Dec - 02 Jan	Avianca
10 Dec - 02 Jan	Avianca
12 Dec - 31 Dec	Avianca
25 Dec - 31 Dec	Delta	direct
11 Dec - 03 Jan	Avianca
10 Dec - 03 Jan	Avianca
11 Dec - 01 Jan	LATAM Airlines Group
12 Dec - 01 Jan	Copa
30 Dec - 06 Jan	LATAM Airlines Group
15 Dec - 04 Jan	jetBlue
15 Dec - 06 Jan	LATAM Airlines Group
10 Dec - 17 Dec	LATAM Airlines Group	direct

Also check the deals for one-way flights from Orlando to Sao Paulo 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.

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Cheapest return flights from Orlando to Sao Paulo in December from $529

Return flights