Cheapest return flights from Buenos Aires to San Jose in December from 455€

AirHint found the following cheapest return flights from Buenos Aires (EZE) to San Jose (SJO) in December 2025 (see full year).

Return flights

01 Dec - 15 Dec Avianca
18 Dec - 30 Dec Avianca
25 Dec - 05 Jan Avianca
01 Dec - 10 Jan Avianca
06 Dec - 18 Dec Copa
27 Dec - 09 Jan Avianca
27 Dec - 08 Jan Avianca
26 Dec - 05 Jan Avianca
27 Dec - 15 Jan Avianca
26 Dec - 30 Jan Avianca
24 Dec - 11 Jan Copa
22 Dec - 03 Jan Copa
30 Dec - 11 Jan Avianca

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

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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