Cheapest return flights from San Jose to Buenos Aires in August from 420€

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

Return flights

23 Aug - 01 Sep GOL Linhas Aéreas
26 Aug - 02 Sep GOL Linhas Aéreas
22 Aug - 29 Aug LATAM Airlines Group
28 Aug - 04 Sep Avianca
26 Aug - 04 Sep Avianca
19 Aug - 29 Aug Avianca
19 Aug - 25 Aug Avianca
21 Aug - 30 Aug Avianca
21 Aug - 31 Aug Avianca
19 Aug - 30 Aug Avianca
28 Aug - 03 Sep Avianca
11 Aug - 20 Aug Avianca
24 Aug - 29 Aug Avianca
22 Aug - 12 Sep Avianca
06 Aug - 13 Aug Copa
14 Aug - 18 Aug GOL Linhas Aéreas
23 Aug - 13 Sep Avianca
09 Aug - 21 Sep Avianca

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