Cheapest return flights from Buenos Aires to San Jose in December from 497€

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

Return flights

19 Dec - 05 Jan GOL Linhas Aéreas
24 Dec - 07 Jan Avianca
24 Dec - 04 Jan Avianca
09 Dec - 24 Dec Avianca
30 Dec - 13 Jan JetSmart
26 Dec - 11 Jan Avianca
29 Dec - 13 Jan Aerolineas Argentinas
24 Dec - 03 Jan Avianca
30 Dec - 12 Jan Avianca

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

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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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