AirHint found the following cheapest return flights from Greensboro (GSO) to San Juan (SJU) in April 2026 (see full year).
Return flights
| 13 Apr - 16 Apr | Allegiant Air | ||
| 13 Apr - 20 Apr | Allegiant Air | ||
| 09 Apr - 15 Apr | Delta | ||
| 03 Apr - 06 Apr | Allegiant Air | ||
| 08 Apr - 13 Apr | Delta | ||
| 09 Apr - 13 Apr | WestJet | ||
| 09 Apr - 12 Apr | WestJet |
Also check the deals for one-way flights from Greensboro to San Juan in April.
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