Skip to content
WanderNerd

Route Reliability

Houston → El Paso

IAHELP · 667 miles · George Bush Intercontinental Airport to El Paso International Airport

86
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
6 min
Average arrival delay
0.9%
Cancelled
2,018
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 82% of the time across 2,018 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

IAH–ELP flights departing between 12–3 PM arrived on time 89% of the time, versus 77% between 9 PM–12 AM.

Saturday is the weak spot.

IAH–ELP flights arrived on time 86% of the time on Wednesdays. On Saturdays: 79%.

Slipping a little lately.

IAH–ELP flights arrived on time 83% of the time over the last three months in the data, compared with 88% in the three months before that.

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
  • Mon82%(292 flights)
  • Tue84%(284 flights)
  • Wed86%(287 flights)
  • Thu83%(291 flights)
  • Fri79%(295 flights)
  • Sat79%(270 flights)
  • Sun79%(278 flights)
On-time by departure window
  • 9 AM–12 PM82%(358 flights)
  • 12–3 PM89%(460 flights)
  • 3–6 PM80%(517 flights)
  • 6–9 PM79%(384 flights)
  • 9 PM–12 AM77%(278 flights)
On-time trend by month
85%
May

Jun 63% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%167
July 202571%177
August 202576%180
September 202589%174
October 202587%184
November 202584%164
December 202587%168
January 202686%153
February 202691%139
March 202684%172
April 202681%171
May 202685%148

Based on 2,018 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.