Delta Air Lines is the most reliable airline on the PSP to SEA route with a 92% on-time rate, compared to Alaska Airlines at 84%. Based on 713 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: PSP to SEA
Palm Springs to Seattle — airline reliability comparison
On-Time Rate by Airline
Delta Air Lines92%
SkyWest Airlines87%
Alaska Airlines84%
PSP to SEA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 92% | 1.1% | 87m | 713 |
| SkyWest AirlinesOO | 87% | 0.7% | 62m | 1,340 |
| Alaska AirlinesASWorst | 84% | 1.6% | 51m | 3,705 |
Route Overview
86%
Overall On-Time
60m
Avg Delay
1.3%
Cancel Rate
5,806
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.