SkyWest Airlines is the most reliable airline on the PIT to IAH route with a 88% on-time rate, compared to Spirit Airlines at 65%. Based on 45 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: PIT to IAH
Pittsburgh to Houston — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines88%
United Airlines83%
Spirit Airlines65%
PIT to IAH Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 88% | 0.0% | 142m | 45 |
| United AirlinesUA | 83% | 1.2% | 71m | 2,263 |
| Spirit AirlinesNKWorst | 65% | 8.7% | 62m | 86 |
Route Overview
83%
Overall On-Time
70m
Avg Delay
1.4%
Cancel Rate
2,414
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.