Alaska Airlines is the most reliable airline on the SNA to SEA route with a 87% on-time rate, compared to SkyWest Airlines at 82%. Based on 9,669 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SNA to SEA
Santa Ana to Seattle — airline reliability comparison
On-Time Rate by Airline
Alaska Airlines87%
Delta Air Lines84%
SkyWest Airlines82%
SNA to SEA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Alaska AirlinesASBest | 87% | 1.4% | 52m | 9,669 |
| Delta Air LinesDL | 84% | 0.8% | 96m | 4,036 |
| SkyWest AirlinesOOWorst | 82% | 0.4% | 41m | 638 |
Route Overview
86%
Overall On-Time
66m
Avg Delay
1.1%
Cancel Rate
14,347
Total Flights
Flying out of SNA? 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.