BWI → ORD: cancellations & delays
Over Jan 2023 - Apr 2026, 1.6% of Baltimore/Washington International Thurgood Marshall Airport (BWI) to Chicago O'Hare International Airport (ORD) flights were cancelled and 20.5% arrived at least 15 minutes late, across 8,993 flights, flown by UA, WN, MQ, AA, YX, F9. Cancellations peak in January.
Check today's live BWI departures →Airport pages: Baltimore/Washington International Thurgood Marshall Airport (BWI) · 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.