ORD → PHL: cancellations & delays
Over Jan 2023 - Apr 2026, 1.7% of Chicago O'Hare International Airport (ORD) to Philadelphia International Airport (PHL) flights were cancelled and 27.2% arrived at least 15 minutes late, across 14,633 flights, flown by AA, UA, F9, YX, OO, NK. Cancellations peak in July.
Check today's live ORD departures →Airport pages: Chicago O'Hare International Airport (ORD) · Philadelphia International Airport (PHL)
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.