Compare Islip, Long Island (ISP) Flights starting at $249

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Best Islip, Long Island flight deals
From
To
Fare Type
Dates
Price
Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 08/05/2027

Fares From

$249

Viewed: 10 hours ago

Augusta, ME (AUG)Islip, Long Island (ISP)One-way
/
Economy
Depart: 07/24/2027

Fares From

$403

Viewed: 16 hours ago

Hyannis (HYA)Islip, Long Island (ISP)One-way
/
Economy
Depart: 06/10/2027

Fares From

$488

Viewed: 18 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