JST → ORD: cancellations & delays
Over Jan 2023 - Apr 2026, 3.2% of John Murtha Johnstown Cambria County Airport (JST) to Chicago O'Hare International Airport (ORD) flights were cancelled and 23.8% arrived at least 15 minutes late, across 1,209 flights, flown by OO. Cancellations peak in January.
Check today's live JST departures →Airport pages: John Murtha Johnstown Cambria County Airport (JST) · Chicago O'Hare International Airport (ORD)
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.