ONT → CLT: cancellations & delays
Over Jan 2023 - Apr 2026, 0.9% of Ontario International Airport (ONT) to Charlotte Douglas International Airport (CLT) flights were cancelled and 14.8% arrived at least 15 minutes late, across 1,079 flights, flown by AA. Cancellations peak in May.
Check today's live ONT departures →Airport pages: Ontario International Airport (ONT) · Charlotte Douglas International Airport (CLT)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.