LGA → ACK: cancellations & delays
Over Jan 2023 - Apr 2026, 3.2% of LaGuardia Airport (LGA) to Nantucket Memorial Airport (ACK) flights were cancelled and 17.9% arrived at least 15 minutes late, across 1,330 flights, flown by YX, B6. Cancellations peak in July.
Check today's live LGA departures →Airport pages: LaGuardia Airport (LGA) · Nantucket Memorial Airport (ACK)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.