Flights from Islip, NY to Puerto Rico
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Best Flight Deals from Islip, NY to Puerto Rico
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Islip, NY (ISP)To
San Juan, PR (SJU)Departing Nov 23, 2026
From
$151
Last seen: 12 hours ago
One-way
Discount Den Basic Fare
*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.
Flights Deals from Islip, NY to Puerto Rico on Frontier
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From | To | |||
|---|---|---|---|---|
| Islip, NY (ISP) | San Juan, PR (SJU) | One-way / Discount Den Basic Fare | Departing Nov 23, 2026 | From $151 Last seen: 12 hours ago |
*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.