AirHint found the following cheapest return flights from Rio De Janeiro (GIG) to San Jose (SJO) in December 2025 (see full year).

Return flights

12 Dec - 23 Dec	GOL Linhas Aéreas
04 Dec - 23 Dec	GOL Linhas Aéreas
15 Dec - 22 Dec	Copa
21 Dec - 01 Jan	Copa
14 Dec - 20 Dec	Avianca
30 Dec - 15 Jan	GOL Linhas Aéreas
21 Dec - 02 Jan	Copa
19 Dec - 04 Jan	Avianca
25 Dec - 06 Jan	Avianca
19 Dec - 01 Jan	Avianca
20 Dec - 02 Jan	Avianca
20 Dec - 01 Jan	Avianca
27 Dec - 02 Jan	Avianca
27 Dec - 04 Jan	Avianca

Also check the deals for one-way flights from Rio De Janeiro 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 Rio De Janeiro to San Jose in December from 428€

Return flights