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

Return flights

21 Nov - 30 Nov	Avianca
10 Nov - 24 Nov	Avianca
25 Nov - 04 Dec	Avianca
09 Nov - 25 Nov	Avianca
26 Nov - 04 Dec	Avianca
30 Nov - 07 Dec	Avianca
17 Nov - 20 Nov	Avianca
18 Nov - 25 Nov	Avianca
10 Nov - 14 Nov	Avianca
17 Nov - 22 Nov	Avianca
16 Nov - 22 Nov	Avianca
20 Nov - 27 Nov	Copa
19 Nov - 26 Nov	Copa
25 Nov - 03 Dec	Avianca
24 Nov - 02 Dec	Avianca
26 Nov - 02 Dec	Avianca
10 Nov - 10 Dec	Copa
10 Nov - 11 Dec	Copa
10 Nov - 09 Dec	Copa
17 Nov - 17 Dec	Copa

Also check the deals for one-way flights from San Jose to Buenos Aires 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 San Jose to Buenos Aires in November from 306€

Return flights