Boston (BOS) Delays in 2018
78.3% on-time departures, 76.1% on-time arrivals in 2018
148,191Flights
78.3%Departures on-time
15.7 minAvg dep. delay
76.1%Arrivals on-time
17.3 minAvg arr. delay
2.6%Cancelled
Delay causes
- Air carrier30.3%
- Extreme weather3.3%
- National Aviation System28.7%
- Security0.1%
- Late-arriving aircraft37.6%
← 2017 · Boston (BOS) overview · 2019 →
On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.