AirHint found the following cheapest return flights from San Jose (SJO) to Buenos Aires (EZE) in April 2026 (see full year).
Return flights
| 08 Apr - 24 Apr | Avianca | ||
| 13 Apr - 19 Apr | Avianca | ||
| 17 Apr - 22 Apr | Avianca | ||
| 20 Apr - 18 May | Avianca | ||
| 20 Apr - 04 May | Avianca | ||
| 12 Apr - 22 May | Avianca | ||
| 12 Apr - 31 May | Avianca |
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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