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Route Reliability

Newark → ACK

EWR–ACK · 218 miles · Newark Liberty International Airport to ACK Airport

72
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
10 min
Average arrival delay
3.5%
Cancelled
200
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 78% of the time across 200 flights. No comparison to make.

What the data says

Morning flights do better here.

EWR–ACK flights departing between 6–9 AM arrived on time 83% of the time, versus 75% between 12–3 PM.

Saturdays have been rough.

EWR–ACK flights arrived on time 89% of the time on Wednesdays and just 70% on Saturdays. That gap is worth planning around.

Keep a backup plan handy.

This route was cancelled 3.5% of the time. Typical for U.S. flights is around 1–2%.

Flights on this route

The breakdown

On-time by weekday
  • Mon73%(26 flights)
  • Tue77%(26 flights)
  • Wed89%(27 flights)
  • Thu76%(29 flights)
  • Fri80%(30 flights)
  • Sat70%(27 flights)
  • Sun82%(28 flights)
On-time by departure window
  • 6–9 AM83%(48 flights)
  • 9 AM–12 PM80%(50 flights)
  • 12–3 PM75%(95 flights)
On-time trend by month
95%
May

Jun 30% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202530%10
July 202570%57
August 202579%61
September 202591%45
May 202695%20

Same trip, other airports

Keep nerding

Based on 200 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.