Seattle (SEA) Delays in 2017
83.6% on-time departures, 81.2% on-time arrivals in 2017
137,176Flights
83.6%Departures on-time
10 minAvg dep. delay
81.2%Arrivals on-time
11.2 minAvg arr. delay
0.6%Cancelled
Delay causes
- Air carrier31%
- Extreme weather5.5%
- National Aviation System31.6%
- Security0.2%
- Late-arriving aircraft31.7%
← 2016 · Seattle (SEA) overview · 2018 →
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.