Cheap JetBlue Airways flights Baltimore (BWI) to Nantucket (ACK)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap JetBlue Airways return flights from BWI to ACK. Affordable one-way options are also on offer.**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.

JetBlue Airways flights to Nantucket tend to be cheaper in the low-season months of February and January. Whether you’re searching for a one-way or round-trip ticket, you could find a better deal then.

Search for affordable JetBlue Airways flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Nantucket Memorial Airport (ACK) one to three months prior to your departure day. 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 class and journey, the best day to book a domestic flight is generally Sunday and the most expensive day 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.

Select our “Nonstop” filter when browsing for direct JetBlue Airways flights from BWI to ACK. You’ll also be able to compare other airlines offering the same direct route.

To find the earliest departure from BWI to ACK with JetBlue Airways, sort your results by “Early Morning” and “Morning.” Choosing an early flight usually 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.

Nantucket Memorial Airport (ACK) is the main Nantucket gateway for JetBlue Airways flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI).

Changes are usually free within 24 hours of making your booking, but your airline may charge you after that time. For further details about altering your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without extra charges, check the “Changes included” or “No cancel fee” filter when organizing your next escape.