Nantucket (ACK) to Islip, Long Island (ISP) Flight Deals from $573!

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Cape Air Tickets for Upcoming Nantucket (ACK) to Islip, Long Island (ISP) Flights

*Prices have been viewed by other users searching within the last 48 hours for flights on this route, and may not be currently available. Additional baggage charges and fees may apply. Other terms and conditions may apply.

Find Nantucket to Islip, Long Island plane ticket offers

Find Nantucket to Islip, Long Island plane ticket offers
From
To
Fare Type
Dates
Price
Nantucket (ACK)Islip, Long Island (ISP)One-way
/
Economy		Depart: 10/17/2025

Fares From

$573

Viewed: 1 day ago

Nantucket (ACK)Islip, Long Island (ISP)One-way
/
Economy		Depart: 10/10/2025

Fares From

$583

Viewed: 1 day ago

Nantucket (ACK)Islip, Long Island (ISP)One-way
/
Economy		Depart: 11/22/2025

Fares From

$603

Viewed: 1 day ago

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

Fares From

$603

Viewed: 1 day ago

Nantucket (ACK)Islip, Long Island (ISP)One-way
/
Economy		Depart: 11/27/2025

Fares From

$603

Viewed: 1 day ago

Nantucket (ACK)Islip, Long Island (ISP)One-way
/
Economy		Depart: 10/04/2025

Fares From

$603

Viewed: 1 day ago

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

Nantucket (ACK) to Islip, Long Island (ISP) Flight Deals