Cheapest return flights from Buenos Aires to San Jose in August from $536

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

Return flights

20 Aug - 27 Aug Avianca
03 Aug - 10 Aug LATAM Airlines Group
27 Aug - 01 Sep Avianca
13 Aug - 17 Aug LATAM Airlines Group
14 Aug - 24 Aug Avianca
10 Aug - 17 Aug LATAM Airlines Group
11 Aug - 24 Aug LATAM Airlines Group
09 Aug - 15 Aug LATAM Airlines Group
01 Aug - 04 Aug JetSmart
01 Aug - 31 Aug Aerolineas Argentinas
04 Aug - 31 Aug Avianca

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

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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