Delta Air Lines is the most reliable airline on the LIH to SEA route with a 93% on-time rate, compared to Alaska Airlines at 79%. Based on 1,277 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: LIH to SEA
Kauai to Seattle — airline reliability comparison
On-Time Rate by Airline
Delta Air Lines93%
Alaska Airlines79%
LIH to SEA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 93% | 2.0% | 60m | 1,277 |
| Alaska AirlinesASWorst | 79% | 1.3% | 61m | 2,450 |
Route Overview
84%
Overall On-Time
63m
Avg Delay
1.6%
Cancel Rate
3,727
Total Flights
Flying out of LIH? 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.