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Airport Reliability

EWR · Newark

Newark Liberty International Airport

79%
Departures within 15 minutes
15 min
Average departure delay
76%
Arrivals within 15 minutes
3.3%
Departures cancelled

Based on 134,920 departures and 134,911 arrivals. Data through May 2026.

What the data says

Morning flights do better here.

Departures from EWR departing between 3–6 AM arrived on time 88% of the time, versus 68% between 6–9 PM.

Sunday scaries are real for this one.

Departures from EWR arrived on time 81% of the time on Tuesdays. On Sundays: 73%.

Ticking up lately.

Departures from EWR arrived on time 83% of the time over the last three months in the data, compared with 77% in the three months before that.

When EWR gets messy

On-time by departure window
  • 3–6 AM88%(2005 flights)
  • 6–9 AM87%(27555 flights)
  • 9 AM–12 PM81%(24822 flights)
  • 12–3 PM78%(20616 flights)
  • 3–6 PM71%(24303 flights)
  • 6–9 PM68%(22730 flights)
  • 9 PM–12 AM70%(8133 flights)
On-time by weekday
  • Mon77%(18778 flights)
  • Tue81%(18463 flights)
  • Wed79%(18592 flights)
  • Thu76%(19191 flights)
  • Fri77%(19464 flights)
  • Sat76%(16896 flights)
  • Sun73%(18780 flights)
On-time trend by month
86%
May

Jun 73% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%9476
July 202568%10641
August 202578%11348
September 202583%10898
October 202571%11502
November 202573%10933
December 202570%11322
January 202679%10419
February 202681%9512
March 202678%11709
April 202685%11423
May 202686%10981

Airlines departing EWR

Busiest routes from EWR

Based on 134,920 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.