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%

2022 · Seattle (SEA) overview · 2024

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.