SkyWest Airlines PHX to SEA on-time performance
SkyWest Airlines nonstop flights from Phoenix to Seattle · Aug 2025 – Jul 2026Regional airline operating flights for United Express, Delta Connection, American Eagle and Alaska.
On-time arrivals
83%
arrived < 15 min late
Cancelled
0.4%
2 flights
Avg arrival delay
12 min
63 min when late
Rank on route
#5 of 7
route average 82% on time
Key facts
- SkyWest Airlines flights on PHX to SEA arrived on time 83% of the time in Aug 2025 – Jul 2026.
- 0.4% were cancelled, and 6% arrived an hour or more late.
- That ranks #5 of 7 airlines on this route, which averaged 82% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (66%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)66%
- Extreme weather15%
- Air traffic control & airport congestion10%
- Late-arriving aircraft9%
- Security0%
Other airlines on PHX to SEA
- Alaska Airlines85% on time · 10 min avg delay
- Delta Air Lines88% on time · 10 min avg delay
- Southwest Airlines63% on time · 18 min avg delay
- Envoy Air88% on time · 7 min avg delay
- American Airlines82% on time · 11 min avg delay
- Frontier Airlines85% on time · 13 min avg delay
Full PHX to SEA comparison →
SkyWest Airlines on-time record across all routes →
445 SkyWest Airlines flights tracked on this route; 2 cancelled, 2 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.