Cheapest return flights from Buenos Aires to San Jose in December from 428€

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

Return flights

09 Dec - 24 Dec LATAM Airlines Group
19 Dec - 05 Jan Avianca
15 Dec - 28 Dec Avianca
24 Dec - 07 Jan Copa
24 Dec - 03 Jan Copa
24 Dec - 04 Jan Copa
30 Dec - 13 Jan Aerolineas Argentinas
29 Dec - 13 Jan Avianca
26 Dec - 11 Jan Copa
26 Dec - 08 Jan Copa
21 Dec - 02 Jan Copa
30 Dec - 12 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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