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WanderNerd

Route Reliability

Houston → Newark

IAHEWR · 1,400 miles · George Bush Intercontinental Airport to Newark Liberty International Airport

73
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
12 min
Average arrival delay
1.9%
Cancelled
3,764
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Spirit Airlines76%291 flights
  2. 2.United Airlines75%3,473 flights

What the data says

Morning-you made the right choice.

IAH–EWR flights departing between 3–6 AM arrived on time 93% of the time, versus 59% between 3–6 PM.

Skip Thursday if you can.

IAH–EWR flights arrived on time 82% of the time on Tuesdays. On Thursdays: 71%.

Not much between Spirit Airlines and United Airlines.

On this route they all land within 75% to 76% on time. Pick on schedule and price.

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
  • Mon77%(524 flights)
  • Tue82%(521 flights)
  • Wed77%(506 flights)
  • Thu71%(528 flights)
  • Fri73%(544 flights)
  • Sat71%(532 flights)
  • Sun73%(527 flights)
On-time by departure window
  • 3–6 AM93%(58 flights)
  • 6–9 AM88%(871 flights)
  • 9 AM–12 PM78%(754 flights)
  • 12–3 PM69%(956 flights)
  • 3–6 PM59%(357 flights)
  • 6–9 PM70%(686 flights)
On-time trend by month
82%
May

Jun 64% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%263
July 202564%321
August 202570%334
September 202583%326
October 202570%334
November 202571%323
December 202574%333
January 202686%308
February 202681%261
March 202671%301
April 202683%294
May 202682%284

Based on 3,764 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.