Compare Islip, Long Island (ISP) Flights starting at $250
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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: 10/26/2025
Fares From
$309
Viewed: 1 day ago
One-way
Economy
Lebanon, NH (LEB)to
Islip, Long Island (ISP)Depart: 10/19/2025
Fares From
$373
Viewed: 12 hours ago
One-way
Economy
Nantucket (ACK)to
Islip, Long Island (ISP)Depart: 10/17/2025
Fares From
$573
Viewed: 1 day ago
One-way
Economy
Hyannis (HYA)to
Islip, Long Island (ISP)Depart: 10/03/2025
Fares From
$423
Viewed: 17 hours ago
One-way
Economy
Augusta, ME (AUG)to
Islip, Long Island (ISP)Depart: 10/24/2025
Fares From
$393
Viewed: 7 hours ago
One-way
Economy
Martha's Vineyard (MVY)to
Islip, Long Island (ISP)Depart: 10/31/2025
Fares From
$503
Viewed: 1 day ago
One-way
Economy
Provincetown, MA (PVC)to
Islip, Long Island (ISP)Depart: 10/15/2025
Fares From
$423
Viewed: 11 hours ago
One-way
Economy
Saranac Lake (SLK)to
Islip, Long Island (ISP)Depart: 10/24/2025
Fares From
$433
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: 12/07/2025 | Fares From $250 Viewed: 12 hours ago |
| Lebanon, NH (LEB) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/19/2025 | Fares From $373 Viewed: 12 hours ago |
| Nantucket (ACK) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/17/2025 | Fares From $573 Viewed: 1 day ago |
| Hyannis (HYA) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/03/2025 | Fares From $423 Viewed: 17 hours ago |
| Augusta, ME (AUG) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/24/2025 | Fares From $393 Viewed: 7 hours ago |
| Bar Harbor (BHB) | Islip, Long Island (ISP) | One-way / Economy | Depart: 11/21/2025 | Fares From $403 Viewed: 1 day ago |
| Martha's Vineyard (MVY) | Islip, Long Island (ISP) | One-way / Economy | Depart: 11/21/2025 | Fares From $503 Viewed: 1 day ago |
| Provincetown, MA (PVC) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/17/2025 | Fares From $423 Viewed: 11 hours ago |
| Saranac Lake (SLK) | Islip, Long Island (ISP) | One-way / Economy | Depart: 12/02/2025 | Fares From $343 Viewed: 19 hours ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.