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: 12/31/2025
Fares From
$250
Viewed: 1 hour ago
One-way
Economy
Lebanon, NH (LEB)to
Islip, Long Island (ISP)Depart: 12/31/2025
Fares From
$313
Viewed: 58 minutes ago
One-way
Economy
Martha's Vineyard (MVY)to
Islip, Long Island (ISP)Depart: 12/28/2025
Fares From
$443
Viewed: 1 day ago
One-way
Economy
Nantucket (ACK)to
Islip, Long Island (ISP)Depart: 12/30/2025
Fares From
$463
Viewed: 1 day ago
One-way
Economy
Augusta, ME (AUG)to
Islip, Long Island (ISP)Depart: 01/10/2026
Fares From
$313
Viewed: 1 day ago
One-way
Economy
Bar Harbor (BHB)to
Islip, Long Island (ISP)Depart: 01/08/2026
Fares From
$343
Viewed: 12 hours ago
One-way
Economy
Hyannis (HYA)to
Islip, Long Island (ISP)Depart: 01/14/2026
Fares From
$343
Viewed: 1 day ago
One-way
Economy
Rutland (RUT)to
Islip, Long Island (ISP)Depart: 12/25/2025
Fares From
$323
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: 07/30/2026 | Fares From $250 Viewed: 2 hours ago |
| Lebanon, NH (LEB) | Islip, Long Island (ISP) | One-way / Economy | Depart: 02/11/2026 | Fares From $313 Viewed: 1 day ago |
| Martha's Vineyard (MVY) | Islip, Long Island (ISP) | One-way / Economy | Depart: 12/28/2025 | Fares From $443 Viewed: 1 day ago |
| Nantucket (ACK) | Islip, Long Island (ISP) | One-way / Economy | Depart: 12/30/2025 | Fares From $463 Viewed: 1 day ago |
| Augusta, ME (AUG) | Islip, Long Island (ISP) | One-way / Economy | Depart: 01/10/2026 | Fares From $313 Viewed: 1 day ago |
| Bar Harbor (BHB) | Islip, Long Island (ISP) | One-way / Economy | Depart: 02/13/2026 | Fares From $343 Viewed: 1 hour ago |
| Hyannis (HYA) | Islip, Long Island (ISP) | One-way / Economy | Depart: 01/14/2026 | Fares From $343 Viewed: 1 day ago |
| Rutland (RUT) | Islip, Long Island (ISP) | One-way / Economy | Depart: 12/25/2025 | Fares From $323 Viewed: 1 day ago |
| Saranac Lake (SLK) | Islip, Long Island (ISP) | One-way / Economy | Depart: 02/03/2026 | Fares From $333 Viewed: 16 hours ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.