ACK → BOSNantucket to Boston

live

Direct flights from Nantucket (ACK) to Boston (BOS): 14 nonstop departures observed each week across 2 airlines. 67% of the last 6 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. 1 of the 6 tracked flights was cancelled. The nonstop covers 146 km, an estimated 41 minutes in the air. Measured by Pro Flight Search from live flight boards at Nantucket and Boston. Updated 18 October 2026 at 01:26 UTC.

ACK Nantucket tracking
BOS Boston smooth · +0
146 km · ~0h 41m est.
dep bank 07:08–18:5514x weekly
Runs mixed · 2 airlines · 14x weekly · nonstop
67% on time

of the last 6 operated ACK → BOS flights arrived within 15 minutes

Median arrival delay is +1 min. 1 of 6 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+1 minacross the last 6 operated legs
Flight time~0h 41mestimated from route distance
Weekly departures14x2 direct airlines on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Cape AirJetBlue Airways

Each 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 days
Cape Air9K67% on time

Flights 9K5081 07:08 daily · 9K5001 07:55 daily · 9K5002 07:55 Mo We Th Su · 9K5101 08:45 Tu We Th Fr Su

JetBlue AirwaysB6

Flights B61151 varies daily

History

operated legs · board outcomes
10-179K5001arrived+7
10-179K5041arrived+1
10-179K5061cancelledCNX
10-179K5181arrived−8
10-179K5201arrived−4
10-179K5221arrived+20

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
ACKNantucket tracking Full ACK delay board →
BOSBoston +0 min smooth 🌤 few clouds · NNW 13 kt Full BOS delay board →

How the Nantucket to Boston route actually runs

Pro Flight Search records official board updates for nonstop ACK to BOS 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

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Nantucket (ACK) to Boston (BOS) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/ACK-BOS
How we measure this →

ACK to BOS questions

Is ACK–BOS 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 ACK–BOS?

Operators schedule morning departures around 07:08 from ACK. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.

How long is the flight from ACK to BOS?

Great-circle distance is 146 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 40–43 min gate-to-gate on this route.

How often does ACK–BOS fly?

2 carriers operate this route, around 101 flights a week between them. Compare carrier days and times in the airline list above.