Compare Islip, Long Island (ISP) Flights starting at $250

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Book the lowest fares to Islip, Long Island

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

Best Islip, Long Island flight deals
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.

Compare Islip, Long Island (ISP) Flights