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Route Reliability

PIB → Houston

PIB–IAH · 372 miles · PIB Airport to George Bush Intercontinental Airport

86
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
8 min
Average arrival delay
1.1%
Cancelled
627
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 627 flights. No comparison to make.

What the data says

Departure time hasn't mattered much.

On-time rates stay between 81% and 83% across the day.

Sunday scaries are real for this one.

PIB–IAH flights arrived on time 88% of the time on Mondays. On Sundays: 74%.

Flights on this route

The breakdown

On-time by weekday
  • Mon88%(103 flights)
  • Tue86%(55 flights)
  • Wed83%(100 flights)
  • Thu82%(100 flights)
  • Fri85%(103 flights)
  • Sat78%(55 flights)
  • Sun74%(104 flights)
On-time by departure window
  • 9 AM–12 PM83%(355 flights)
  • 12–3 PM—(8 flights)
  • 3–6 PM81%(202 flights)
  • 6–9 PM82%(55 flights)
On-time trend by month
74%
May

Jun 65% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%51
July 202590%52
August 202585%53
September 202592%51
October 202583%54
November 202582%50
December 202573%55
January 202688%50
February 202690%48
March 202678%51
April 202690%52
May 202674%53

Keep nerding

Based on 627 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.