Compare Islip, Long Island (ISP) Flights starting at $199
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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: 10/05/2026
Fares From
$199
Viewed: 24 minutes ago
One-way
Economy
Saranac Lake (SLK)to
Islip, Long Island (ISP)Depart: 10/08/2026
Fares From
$373
Viewed: 1 day ago
One-way
Economy
Augusta, ME (AUG)to
Islip, Long Island (ISP)Depart: 10/13/2026
Fares From
$333
Viewed: 8 hours ago
One-way
Economy
Hyannis (HYA)to
Islip, Long Island (ISP)Depart: 10/14/2026
Fares From
$543
Viewed: 4 hours ago
One-way
Economy
Lebanon, NH (LEB)to
Islip, Long Island (ISP)Depart: 10/10/2026
Fares From
$333
Viewed: 5 hours 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: 10/05/2026 | Fares From $199 Viewed: 24 minutes ago |
| Saranac Lake (SLK) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/08/2026 | Fares From $373 Viewed: 1 day ago |
| Augusta, ME (AUG) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/13/2026 | Fares From $333 Viewed: 8 hours ago |
| Hyannis (HYA) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/14/2026 | Fares From $543 Viewed: 4 hours ago |
| Lebanon, NH (LEB) | Islip, Long Island (ISP) | One-way / Economy | Depart: 10/10/2026 | Fares From $333 Viewed: 5 hours ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.