United Airlines departures from Boston, MA (BOS)

Among 12,917 scheduled United Airlines flights departing BOS, 76.9% arrived on time, 14.3% arrived at least 30 minutes late, and 1.9% 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

76.9%arrived on time

14.3%30+ min late

1.9%cancelled

12,917scheduled flights

Based on July 2025–June 2026; on time means arrival less than 15 minutes late.

30+ minutes late14.3%

60+ minutes late8.2%

Cancelled1.9%

Diverted0.2%

What does the United Airlines BOS sample show?

United Airlines completed 97.9% of its scheduled departures from BOS; 8.2% arrived at least one hour late and 0.2% were diverted.

What were United Airlines at BOS disruption rates?

For United Airlines departures from BOS, 14.3% arrived at least 30 minutes late, 1.9% were cancelled, and 0.2% were diverted.

Compare all airlines at BOS

How large was the United Airlines cohort at BOS?

The United Airlines cohort at BOS contained 12,917 scheduled flights, including 12,641 completed flights, 246 cancellations, and 30 diversions.