AirHint found the following cheapest return flights from Sao Paulo (CGH) to San Jose (SJO) in December 2025 (see full year).

Return flights

26 Dec - 10 Jan	GOL Linhas Aéreas
09 Dec - 12 Dec	LATAM Airlines Group
24 Dec - 05 Jan	GOL Linhas Aéreas
25 Dec - 30 Dec	GOL Linhas Aéreas
30 Dec - 19 Jan	LATAM Airlines Group
29 Dec - 06 Jan	GOL Linhas Aéreas
25 Dec - 05 Jan	GOL Linhas Aéreas
25 Dec - 04 Jan	GOL Linhas Aéreas
26 Dec - 17 Jan	GOL Linhas Aéreas
26 Dec - 05 Jan	GOL Linhas Aéreas
27 Dec - 11 Jan	GOL Linhas Aéreas
26 Dec - 04 Jan	GOL Linhas Aéreas
24 Dec - 31 Dec	LATAM Airlines Group
08 Dec - 12 Dec	Avianca
13 Dec - 21 Dec	Azul Airlines
10 Dec - 17 Dec	Avianca
17 Dec - 24 Dec	GOL Linhas Aéreas
08 Dec - 17 Dec	GOL Linhas Aéreas
05 Dec - 18 Dec	Avianca
01 Dec - 08 Dec	GOL Linhas Aéreas

Also check the deals for one-way flights from Sao Paulo to San Jose 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 San Jose in December from 884€

Return flights