Seattle (SEA) Delays in 2023
82.3% on-time departures, 83.5% on-time arrivals in 2023
163,812Flights
82.3%Departures on-time
11.2 minAvg dep. delay
83.5%Arrivals on-time
11.2 minAvg arr. delay
0.6%Cancelled
Delay causes
- Air carrier45%
- Extreme weather5.4%
- National Aviation System21.2%
- Security0.3%
- Late-arriving aircraft28.2%
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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.