AirHint found the following cheapest return flights from Chicago (ORD) to San Juan (SJU) in July 2026 (see full year).
Return flights
| 22 Jul - 26 Jul | American Airlines | direct | |
| 08 Jul - 12 Jul | American Airlines | direct | |
| 09 Jul - 19 Jul | Delta | ||
| 09 Jul - 19 Jul | American Airlines | direct |
Also check the deals for one-way flights from Chicago to San Juan in July.
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