SEA Delays Right Now
Live flight delay status at Seattle-Tacoma International (Seattle)
Live FAA status
Source: FAA National Airspace System Status (nasstatus.faa.gov). Updates every ~2 minutes.
On-time rate
80%
of departures
Avg delay
57 min
when late
Cancel rate
0.9%
of flights
Why flights get delayed at SEA
The most common reason for departure delays here is the airline (crew, maintenance, or boarding). 80% of departures are on time. When there is a delay, it's typically around 57 minutes — a noticeable wait. About 0.9% of flights get cancelled.
Planes often wait a while before takeoff. The typical wait from gate to takeoff is about 21 minutes.
Worst airlines for delays at SEA
Ranked by lowest historical on-time rate. Based on airlines with 500+ flights in our dataset.
| Airline | On-time | Avg delay |
|---|---|---|
| Hawaiian Airlines | 67% | 65 min |
| JetBlue Airways | 71% | 65 min |
| Southwest Airlines | 74% | 48 min |
| Frontier Airlines | 76% | 79 min |
| American Airlines | 76% | 74 min |
Most reliable airlines at SEA
| Airline | On-time | Avg delay |
|---|---|---|
| MQ | 85% | 55 min |
| SkyWest Airlines | 84% | 58 min |
| Delta Air Lines | 83% | 73 min |
| United Airlines | 83% | 68 min |
| Spirit Airlines | 81% | 61 min |
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