ORD → BOS: cancellations & delays
Over Jan 2023 - Apr 2026, 1.8% of Chicago O'Hare International Airport (ORD) to Boston Logan International Airport (BOS) flights were cancelled and 27.0% arrived at least 15 minutes late, across 22,692 flights, flown by UA, AA, DL, YX, B6, MQ. Cancellations peak in January.
Check today's live ORD departures →Airport pages: Chicago O'Hare International Airport (ORD) · Boston Logan International Airport (BOS)
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.