Cheapest return flights from Buenos Aires to San Jose in September from $473

Best time to book flights for Buenos Aires (EZE) to San Jose (SJO) flights at AirHint

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

Return flights

05 Sep - 30 Sep LATAM Airlines Group
08 Sep - 14 Sep LATAM Airlines Group
02 Sep - 16 Sep Copa
15 Sep - 30 Sep Copa
16 Sep - 23 Sep Avianca
29 Sep - 09 Oct Copa
18 Sep - 25 Sep Copa
13 Sep - 19 Sep Copa
13 Sep - 21 Sep Copa

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

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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