AirHint found the following cheapest return flights from Sao Paulo (GRU) to San Jose (SJO) in January 2026 (see full year).

Return flights

29 Jan - 05 Feb	Avianca
15 Jan - 26 Jan	Avianca
22 Jan - 31 Jan	GOL Linhas Aéreas	direct
13 Jan - 23 Jan	Copa
14 Jan - 28 Jan	Copa
16 Jan - 23 Jan	Copa
13 Jan - 22 Jan	Copa
18 Jan - 24 Jan	Copa
13 Jan - 27 Jan	Copa
17 Jan - 24 Jan	Copa
17 Jan - 01 Feb	Copa
13 Jan - 13 Jan	Copa

Also check the deals for one-way flights from Sao Paulo to San Jose in January.

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 January from 327€

Return flights