Flights DL5804 13:10 daily
Direct flights from New York (JFK) to Nantucket (ACK): 14 nonstop departures observed each week across 2 airlines. 89% of the last 18 operated flights arrived within 15 minutes of schedule. The median arrival is 6 minutes early. No cancellations were recorded across the 18 tracked flights. The nonstop covers 320 km, an estimated 55 minutes in the air. Measured by Pro Flight Search from live flight boards at New York and Nantucket. Updated 10 September 2026 at 02:29 UTC.
of the last 18 operated JFK → ACK flights arrived within 15 minutes
Median arrival delay is −6 min. 0 of 18 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsnext sweep in 120s
How the New York to Nantucket route actually runs
Pro Flight Search records official board updates for nonstop JFK to ACK flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — New York (JFK) to Nantucket (ACK) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/JFK-ACK
JFK to ACK questions
Is JFK–ACK running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on JFK–ACK?
Operators schedule morning departures around 09:45 from JFK. Earlier flights typically land before destination-airport delays accumulate later in the day; check the ACK delay card to confirm conditions when you'd arrive.
How long is the flight from JFK to ACK?
Great-circle distance is 320 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 53–57 min gate-to-gate on this route.
How often does JFK–ACK fly?
2 carriers operate this route, around 20 flights a week between them. Compare carrier days and times in the airline list above.