Cheapest return flights from Buenos Aires to San Jose in January from $815

AirHint found the following cheapest return flights from Buenos Aires (AEP) to San Jose (SJO) in January 2026 (see full year).

Return flights

05 Jan - 19 Jan JetSmart
01 Jan - 26 Jan Avianca
08 Jan - 22 Jan Avianca
12 Jan - 28 Jan Avianca
01 Jan - 24 Jan Avianca
05 Jan - 06 Feb Avianca
06 Jan - 13 Jan Avianca
18 Jan - 30 Jan Avianca
05 Jan - 15 Jan Avianca
01 Jan - 31 Jan Avianca
17 Jan - 29 Jan Avianca

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

Skyscanner

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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