AIRPORT × AIRLINE REPORT
BOS
Delta Air Lines departures from Boston, MA (BOS)
Among 26,419 scheduled Delta Air Lines flights departing BOS, 75.0% arrived on time, 15.0% arrived at least 30 minutes late, and 2.0% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · Origin and marketing-carrier cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALGenerally reliable
75.0%arrived on time
15.0%30+ min late
2.0%cancelled
26,419scheduled flights
What does the Delta Air Lines BOS sample show?
Delta Air Lines completed 97.7% of its scheduled departures from BOS; 8.5% arrived at least one hour late and 0.3% were diverted.
What were Delta Air Lines at BOS disruption rates?
For Delta Air Lines departures from BOS, 15.0% arrived at least 30 minutes late, 2.0% were cancelled, and 0.3% were diverted.
How large was the Delta Air Lines cohort at BOS?
The Delta Air Lines cohort at BOS contained 26,419 scheduled flights, including 25,807 completed flights, 535 cancellations, and 77 diversions.