United Airlines is the most reliable airline on the SMF to IAH route with a 92% on-time rate. Based on 1,994 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SMF to IAH
Sacramento to Houston — airline reliability comparison
On-Time Rate by Airline
United Airlines92%
SMF to IAH Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| United AirlinesUABest | 92% | 1.1% | 82m | 1,994 |
Route Overview
91%
Overall On-Time
81m
Avg Delay
0.9%
Cancel Rate
1,994
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.