Cheapest return flights from Charlotte to Sao Paulo in December from $732

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

Return flights

15 Dec - 18 Dec Spirit Airlines
10 Dec - 12 Jan Spirit Airlines
20 Dec - 05 Jan Frontier Airlines
26 Dec - 30 Dec Spirit Airlines
24 Dec - 09 Jan Spirit Airlines
30 Dec - 01 Jan Spirit Airlines
27 Dec - 08 Jan Spirit Airlines
19 Dec - 05 Jan Spirit Airlines
21 Dec - 21 Jan Spirit Airlines
26 Dec - 08 Jan Spirit Airlines
16 Dec - 23 Jan Frontier Airlines
22 Dec - 03 Jan Spirit Airlines

Also check the deals for one-way flights from Charlotte to Sao Paulo in December.

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