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

06 Aug LATAM Airlines Group
09 Aug LATAM Airlines Group
07 Aug LATAM Airlines Group
22 Aug LATAM Airlines Group
19 Aug LATAM Airlines Group
20 Aug LATAM Airlines Group
26 Aug Avianca
25 Aug Avianca
29 Aug Avianca
08 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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