Delta Air Lines is the most reliable airline on the ANC to SEA route with a 90% on-time rate, compared to Hawaiian Airlines at 31%. Based on 5,796 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: ANC to SEA
Anchorage to Seattle — airline reliability comparison
On-Time Rate by Airline
Delta Air Lines90%
Alaska Airlines85%
Hawaiian Airlines31%
ANC to SEA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 90% | 0.4% | 116m | 5,796 |
| Alaska AirlinesAS | 85% | 1.1% | 48m | 19,814 |
| Hawaiian AirlinesHAWorst | 31% | 1.2% | 66m | 162 |
Route Overview
86%
Overall On-Time
57m
Avg Delay
0.9%
Cancel Rate
25,772
Total Flights
Flying out of ANC? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.