AirHint found the following cheapest return flights from Guadalajara (GDL) to San Jose (SJO) in April 2026 (see full year).
Return flights
| 24 Apr - 28 Apr | Viva | ||
| 24 Apr - 12 May | Viva | ||
| 08 Apr - 17 Apr | Aeromexico | ||
| 22 Apr - 26 Apr | Aeromexico |
Also check the deals for one-way flights from Guadalajara to San Jose in April.
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