United Airlines is the most reliable airline on the IAH to SMF route with a 75% on-time rate. Based on 1,992 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: IAH to SMF
Houston to Sacramento — airline reliability comparison
On-Time Rate by Airline
United Airlines75%
IAH to SMF Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| United AirlinesUABest | 75% | 1.0% | 63m | 1,992 |
Route Overview
76%
Overall On-Time
63m
Avg Delay
0.8%
Cancel Rate
1,992
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.