Boston (BOS) to Islip, Long Island (ISP) Flight Deals from $250!

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Cape Air Tickets for Upcoming Boston (BOS) to Islip, Long Island (ISP) Flights

Find Boston to Islip, Long Island plane ticket offers

Find Boston to Islip, Long Island plane ticket offers
From
To
Fare Type
Dates
Price
Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 10/16/2025

Fares From

$250

Viewed: 1 day ago

Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 10/18/2025

Fares From

$250

Viewed: 1 day ago

Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 10/21/2025

Fares From

$250

Viewed: 1 day ago

Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 11/15/2025

Fares From

$250

Viewed: 7 hours ago

Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 09/13/2025

Fares From

$250

Viewed: 6 hours ago

Boston (BOS)Islip, Long Island (ISP)One-way
/
Economy
Depart: 09/17/2025

Fares From

$250

Viewed: 3 hours ago

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

Boston (BOS) to Islip, Long Island (ISP) Flight Deals