$110 Cheap JetBlue Airways flights New York (LGA) to Nantucket (ACK)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap JetBlue Airways return flights from $169 from LGA to ACK. Affordable one-way tickets from $110 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Nantucket in February or January. You could find lower fares with JetBlue Airways during these off-peak travel months.

Search for affordable JetBlue Airways flights from LaGuardia Airport (LGA) to Nantucket Memorial Airport (ACK) one to three months ahead of your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To figure out if there’s a direct route from LGA to ACK with JetBlue Airways or other carriers, check the “Nonstop” box when looking for tickets.

Sort your results by “Early Morning” and “Morning” to see the earliest departures from LGA to ACK. Leaving early means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Take a JetBlue Airways flight from LaGuardia Airport (LGA) to Nantucket, and you’ll probably touch down at Nantucket Memorial Airport (ACK). This is the airline’s main hub in this city.

Typically, you can reschedule or cancel your flight, although there may be additional charges if you made your booking over 24 hours ago. Need flexible options? Use Expedia’s “Changes included” or “No cancel fee” filter to find flights that won’t charge extra if you have to adjust your plans. To make modifications, head to “Trips,” select your flight and click on “Manage Booking” for further information.