American Airlines is the most reliable airline on the ONT to CLT route with a 86% on-time rate. Based on 1,154 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: ONT to CLT
Ontario to Charlotte — airline reliability comparison
On-Time Rate by Airline
American Airlines86%
ONT to CLT Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 86% | 0.9% | 126m | 1,154 |
Route Overview
86%
Overall On-Time
128m
Avg Delay
1%
Cancel Rate
1,154
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.