Delta Air Lines is the most reliable airline on the SEA to PSP route with a 88% on-time rate, compared to Alaska Airlines at 82%. Based on 711 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SEA to PSP
Seattle to Palm Springs — airline reliability comparison
On-Time Rate by Airline
Delta Air Lines88%
SkyWest Airlines85%
Alaska Airlines82%
SEA to PSP Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 88% | 0.9% | 69m | 711 |
| SkyWest AirlinesOO | 85% | 0.9% | 50m | 1,344 |
| Alaska AirlinesASWorst | 82% | 0.9% | 45m | 3,709 |
Route Overview
84%
Overall On-Time
50m
Avg Delay
0.9%
Cancel Rate
5,812
Total Flights
Flying out of SEA? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.