How reliable is Atlantic City International Airport?
Flights from ACY departed within 15 minutes of schedule in 82% of 18,014 flights in official BTS history — and weather is calmest in Nov. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the departure punctuality at ACY looks like
On-time departures
across 18,014 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
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Weather by month
When the weather works for you at Atlantic City
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 92/100 favorability
Roughest month
Most disruptive — low visibility & fog, snow · 81/100 favorability
The read on ACY
What the numbers say about flying through Atlantic City International Airport
Across official performance history, flights from Atlantic City left within 15 minutes of schedule about 82% of the time over 18,014 flights. That's a solid, better-than-average operational record. Pair it with an elevated cancellation rate of 3.0% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around 9 minutes.
On weather, Atlantic City is an unusually calm-weather airport year-round. November is the calmest stretch for flying, scoring 92 out of 100 for favorable conditions, while February is the most disruptive at 81, driven mainly by low visibility & fog and snow. The year is relatively steady, so no single month stands out as one to avoid on weather alone.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Atlantic City, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about ACY
- How reliable is Atlantic City International Airport (ACY)?
- Flights from Atlantic City left within 15 minutes of schedule roughly 82% of the time across 18,014 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 3.0%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from ACY for good weather?
- November has the calmest flying weather at Atlantic City International Airport. February is the most disruptive, mainly from low visibility & fog and snow.
Planning a trip through Atlantic City?
Score real flights to and from ACY on reliability, weather, and connection safety — not just price.