United Airlines is the most reliable airline on the IAH to SNA route with a 84% on-time rate. Based on 4,445 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: IAH to SNA
Houston to Santa Ana — airline reliability comparison
On-Time Rate by Airline
United Airlines84%
IAH to SNA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| United AirlinesUABest | 84% | 0.8% | 54m | 4,445 |
Route Overview
83%
Overall On-Time
54m
Avg Delay
0.9%
Cancel Rate
4,445
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.