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

Return flights

09 Dec - 16 Dec	GOL Linhas Aéreas
01 Dec - 15 Dec	GOL Linhas Aéreas
16 Dec - 19 Dec	GOL Linhas Aéreas
24 Dec - 29 Dec	Avianca
24 Dec - 28 Dec	Avianca
23 Dec - 28 Dec	GOL Linhas Aéreas
26 Dec - 17 Jan	Copa

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 $379

Return flights