Cheap Cape Air flights Hyannis (HYA) to Nantucket (ACK)

Apply the "Price (lowest to highest)" filter on Expedia to look for cheap Cape Air return flights from HYA to ACK. Affordable one-way tickets are available as well.**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.

To find cheap Cape Air fares from Barnstable Municipal Airport (HYA) to Nantucket Memorial Airport (ACK), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect how much you pay. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**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.

The first Cape Air flight from HYA to ACK takes off at 6:00AM UTC-5, landing at 6:23AM UTC-5. If you want to head off later in the day, the last Cape Air flight leaves HYA at 4:45PM UTC-5 and lands at ACK at 5:08PM UTC-5. Flying earlier is often a smart choice as morning flights are least likely to face 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.

Top-tier customer service and the chance to rack up points through MileagePlus are the start of the reasons to jet off from HYA to ACK with Cape Air. Plus, when you join Expedia's free One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.