AirHint found the following cheapest one-way flights from San Jose (SJO) to Buenos Aires (EZE) in April 2026 (see full year).
One-Way flights
| 18 Apr | Avianca | ||
| 19 Apr | Avianca | ||
| 24 Apr | Copa | ||
| 14 Apr | Copa | ||
| 11 Apr | Copa |
Also check the deals for return flights from San Jose to Buenos Aires in April.
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