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

Return flights

03 Sep - 24 Sep	Avianca
18 Sep - 25 Sep	Avianca
08 Sep - 21 Sep	Avianca
05 Sep - 27 Sep	Avianca
03 Sep - 10 Sep	Avianca
26 Sep - 06 Oct	Avianca
04 Sep - 08 Sep	Avianca
10 Sep - 24 Sep	United
09 Sep - 23 Sep	United
14 Sep - 28 Sep	United
05 Sep - 09 Sep	Avianca
10 Sep - 10 Oct	Avianca
29 Sep - 13 Oct	United
18 Sep - 02 Oct	United
23 Sep - 07 Oct	United
30 Sep - 14 Oct	United
21 Sep - 05 Oct	United
24 Sep - 08 Oct	United
28 Sep - 12 Oct	United
19 Sep - 03 Oct	United

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

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 September from $394

Return flights