AirHint found the following cheapest return flights from Charlotte (CLT) to San Juan (SJU) in July 2026 (see full year).
Return flights
| 15 Jul - 29 Jul | Southwest Airlines | ||
| 15 Jul - 25 Jul | United | ||
| 15 Jul - 26 Jul | Southwest Airlines |
Also check the deals for one-way flights from Charlotte to San Juan in July.
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