Cheapest return flights from San Jose to Buenos Aires in April from $452

AirHint found the following cheapest return flights from San Jose (SJO) to Buenos Aires (EZE) in April 2026 (see full year).

Return flights

21 Apr - 30 Apr Avianca
16 Apr - 21 Apr Avianca
30 Apr - 09 May Avianca
20 Apr - 05 May Avianca
01 Apr - 10 Apr Avianca
14 Apr - 29 Apr Avianca
09 Apr - 15 Apr Avianca
10 Apr - 17 Apr Avianca
07 Apr - 19 Apr Avianca
15 Apr - 22 Apr Avianca
15 Apr - 19 Apr Avianca
12 Apr - 21 Apr Avianca
26 Apr - 10 May Avianca
20 Apr - 21 May Copa

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

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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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