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

Return flights

08 Dec - 13 Dec	Avianca
01 Dec - 14 Dec	Avianca
11 Dec - 17 Dec	Avianca
16 Dec - 23 Dec	Avianca
01 Dec - 09 Dec	Avianca
05 Dec - 13 Dec	Avianca
01 Dec - 11 Dec	Avianca
11 Dec - 20 Dec	Avianca
12 Dec - 21 Dec	Avianca
19 Dec - 27 Dec	Avianca
19 Dec - 17 Jan	Avianca
30 Dec - 06 Jan	LATAM Airlines Group
31 Dec - 08 Jan	Copa
30 Dec - 07 Jan	Avianca
31 Dec - 07 Jan	Avianca
28 Dec - 03 Jan	LATAM Airlines Group
31 Dec - 10 Jan	Copa
29 Dec - 02 Jan	Avianca
27 Dec - 05 Jan	Avianca
29 Dec - 07 Jan	Avianca

Also check the deals for one-way flights from Sao Paulo to Willemstad 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 Sao Paulo to Willemstad in December from $530

Return flights