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

Return flights

21 Nov - 01 Dec	LATAM Airlines Group
12 Nov - 19 Nov	Avianca
05 Nov - 25 Nov	Avianca
10 Nov - 17 Nov	Avianca
21 Nov - 08 Dec	Avianca
01 Nov - 15 Nov	Avianca
22 Nov - 06 Dec	Avianca
15 Nov - 29 Nov	Avianca

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

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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Cheapest return flights from Buenos Aires to San Jose in November from 497€

Return flights