Compare Islip, Long Island (ISP) Flights starting at $249
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1 Passenger, Economy
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Book the lowest fares to Islip, Long Island
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Boston (BOS)to
Islip, Long Island (ISP)Depart: 10/25/2026
Fares From
$249
Viewed: 6 hours ago
One-way
Economy
Provincetown, MA (PVC)to
Islip, Long Island (ISP)Depart: 10/31/2026
Fares From
$403
Viewed: 19 hours ago
One-way
Economy
Rutland (RUT)to
Islip, Long Island (ISP)Depart: 10/26/2026
Fares From
$323
Viewed: 20 hours ago
One-way
Economy
Nantucket (ACK)to
Islip, Long Island (ISP)Depart: 10/31/2026
Fares From
$513
Viewed: 1 day ago
One-way
Economy
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.
Best Islip, Long Island flight deals
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Boston (BOS) | Islip, Long Island (ISP) | One-way / Economy | Depart: 09/16/2027 | Fares From $249 Viewed: 10 hours ago |
| Provincetown, MA (PVC) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/31/2026 | Fares From $403 Viewed: 19 hours ago |
| Rutland (RUT) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/27/2026 | Fares From $323 Viewed: 20 hours ago |
| Bar Harbor (BHB) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/06/2027 | Fares From $473 Viewed: 1 day ago |
| Nantucket (ACK) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/31/2026 | Fares From $513 Viewed: 1 day ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.