Cheapest one-way flights from Buenos Aires to San Jose in January from $377

AirHint found the following cheapest one-way flights from Buenos Aires (EZE) to San Jose (SJO) in January 2026 (see full year).

One-Way flights

28 Jan Avianca
23 Jan Sky Airline
26 Jan LATAM Airlines Group
27 Jan Avianca
24 Jan LATAM Airlines Group
18 Jan LATAM Airlines Group
22 Jan LATAM Airlines Group
30 Jan Avianca
17 Jan LATAM Airlines Group
14 Jan Sky Airline

Also check the deals for return flights from Buenos Aires to San Jose in January.

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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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