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Route Reliability

Houston → Pittsburgh

HOU–PIT · 1,131 miles · William P. Hobby Airport to Pittsburgh International Airport

80
Pretty Reliable
WanderNerd Reliability Score
76%
Arrive within 15 minutes
12 min
Average arrival delay
0.6%
Cancelled
317
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 76% of the time across 317 flights. No comparison to make.

What the data says

Morning flights do better here.

HOU–PIT flights departing between 9 AM–12 PM arrived on time 84% of the time, versus 59% between 3–6 PM.

Sunday scaries are real for this one.

HOU–PIT flights arrived on time 91% of the time on Saturdays and just 60% on Sundays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon86%(49 flights)
  • Tue77%(44 flights)
  • Wed72%(43 flights)
  • Thu71%(48 flights)
  • Fri77%(47 flights)
  • Sat91%(34 flights)
  • Sun60%(50 flights)
On-time by departure window
  • 6–9 AM—(5 flights)
  • 9 AM–12 PM84%(82 flights)
  • 12–3 PM76%(126 flights)
  • 3–6 PM59%(29 flights)
  • 6–9 PM70%(73 flights)
On-time trend by month
87%
May

Jun 63% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%30
July 202568%31
August 202570%27
September 202585%26
October 202577%30
November 202583%29
December 202574%31
February 202678%18
March 202668%25
April 202683%29
May 202687%30

Same trip, other airports

Keep nerding

Based on 317 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.