Cheapest return flights from San Jose to Buenos Aires in October from 411€

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

Return flights

29 Oct - 05 Nov Avianca
29 Oct - 02 Nov Avianca
29 Oct - 04 Nov Avianca
30 Oct - 06 Nov LATAM Airlines Group
30 Oct - 13 Nov LATAM Airlines Group
28 Oct - 01 Nov Avianca
27 Oct - 02 Nov Avianca
28 Oct - 02 Nov Avianca
27 Oct - 23 Nov Avianca
31 Oct - 03 Nov LATAM Airlines Group

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

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