Cheapest return flights from Buenos Aires to San Jose in December from $726

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

Return flights

25 Dec - 10 Jan Flybondi
19 Dec - 26 Dec JetSmart
26 Dec - 09 Jan JetSmart
30 Dec - 15 Jan LATAM Airlines Group
25 Dec - 08 Jan JetSmart
14 Dec - 21 Dec JetSmart
18 Dec - 02 Jan Avianca
30 Dec - 13 Jan Avianca
23 Dec - 03 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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