Cheapest one-way flights from San Jose to Buenos Aires in August from 207€

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

One-Way flights

21 Aug LATAM Airlines Group
26 Aug LATAM Airlines Group
18 Aug Avianca
20 Aug LATAM Airlines Group
22 Aug LATAM Airlines Group
09 Aug Avianca
04 Aug Copa
03 Aug Avianca
05 Aug Avianca

Also check the deals for return 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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