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Route Reliability

Chicago → Newark

ORD–EWR · 719 miles · Chicago O'Hare International Airport to Newark Liberty International Airport

60
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
19 min
Average arrival delay
3.2%
Cancelled
5,992
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines71%4,335 flights
  2. 2.American Airlines68%1,470 flights
  3. 3.Spirit Airlines46%187 flights

What the data says

Morning flights do better here.

ORD–EWR flights departing between 3–6 AM arrived on time 100% of the time, versus 55% between 6–9 PM.

Sunday scaries are real for this one.

ORD–EWR flights arrived on time 75% of the time on Tuesdays. On Sundays: 66%.

United Airlines has a clear lead on this route.

United Airlines arrived on time 71% of the time on this route; Spirit Airlines managed 46%.

Keep a backup plan handy.

This route was cancelled 3.2% of the time. Typical for U.S. flights is around 1–2%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon69%(832 flights)
  • Tue75%(834 flights)
  • Wed72%(826 flights)
  • Thu67%(840 flights)
  • Fri70%(861 flights)
  • Sat70%(759 flights)
  • Sun66%(841 flights)
On-time by departure window
  • 3–6 AM100%(46 flights)
  • 6–9 AM90%(1182 flights)
  • 9 AM–12 PM74%(1086 flights)
  • 12–3 PM69%(1110 flights)
  • 3–6 PM59%(856 flights)
  • 6–9 PM55%(1162 flights)
  • 9 PM–12 AM61%(351 flights)
On-time trend by month
82%
May

Jun 69% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%471
July 202555%464
August 202564%486
September 202574%465
October 202564%499
November 202569%491
December 202563%503
January 202674%452
February 202675%405
March 202670%483
April 202679%527
May 202682%547

Same trip, other airports

Keep nerding

Based on 5,992 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.