Cheapest one-way flights from San Jose to Buenos Aires in October from 175€

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

One-Way flights

06 Oct LATAM Airlines Group
25 Oct LATAM Airlines Group
20 Oct LATAM Airlines Group
31 Oct LATAM Airlines Group
02 Oct LATAM Airlines Group
14 Oct LATAM Airlines Group
28 Oct GOL Linhas Aéreas
23 Oct GOL Linhas Aéreas
07 Oct Avianca

Also check the deals for return flights from San Jose to Buenos Aires in October.

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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