AirHint found the following cheapest one-way flights from Islip (ISP) to Orlando (MCO) in June 2026 (see full year).
One-Way flights
| 03 Jun | Frontier Airlines | direct | |
| 07 Jun | Frontier Airlines | direct | |
| 05 Jun | Frontier Airlines | direct | |
| 18 Jun | Frontier Airlines | direct |
Also check the deals for return flights from Islip to Orlando in June.
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