Atlantic City, NJ

What the Data Says About ACY

Atlantic City, NJ in Atlantic City, New Jersey handled 34,258 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 82.3% on-time departure rate. Of those flights, 6,073 experienced delays, 415 were cancelled, and 55 were diverted. The cancellation rate works out to 1.21%, the diversion rate to 0.16%, and the average delay when departures run late is 75.9 minutes. These figures are the baseline for comparing ACY against other airports in the same state and nationally.

Breaking down what drives delays at ACY, NAS leads the pack. NAS (National Aviation System) accounts for 40.9% of total delay minutes, followed by Late Aircraft at 30.0% and Carrier at 26.9%. Weather contributes 2.1% of delay minutes at this airport, while security holds the smallest share at 0.2%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.

Seasonally, September runs the cleanest at ACY with a 94.5% on-time rate, while June is the roughest at 89.9% — a 5-point swing between best and worst month. Volume peaks in August, when average flights hit 558. The busiest route from ACY is to MCO (Orlando), with 4,627 flights at a 81.1% on-time rate. Combine these numbers — 82.3% on-time, 75.9-minute average delay, 1.21% cancellation rate — and you have a concrete picture of departure reliability at Atlantic City, NJ.