Lihue (LIH) to Seattle (SEA): On-Time Performance
Data through July 2026
Lihue (LIH) to Seattle (SEA) effectively runs on two schedules. In July 2025, 91% of arrivals were on time; in December 2025 that fell to 66% — a 25-point seasonal swing. Across the full period the route averages 84% on-time against a national 78%.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 1.7%
- Flights/day
- 3.0
- last 12 months
- Duration
- 5h 49m
- scheduled
- Distance
- 2,700 mi
Best airline from LIH to SEA
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 91% | 7 min | 2.9% | 761 |
| Alaska Airlines | 81% | 12 min | 1.1% | 1,502 |
Monthly on-time trend
Best time to fly from LIH to SEA
Aim for departures around 11 a.m. (91% on-time); avoid 1 p.m. departures (70%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 84% | 10 min |
| Tuesday | 85% | 8 min |
| Wednesdaybest | 88% | 9 min |
| Thursday | 87% | 8 min |
| Friday | 85% | 10 min |
| Saturday | 82% | 14 min |
| Sunday | 81% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft53%
- Airline operations28%
- National airspace system15%
- Weather4%
Frequently asked questions
- How often are flights from LIH to SEA delayed?
- 16% of LIH–SEA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 10 minutes.
- Which airline is most reliable from LIH to SEA?
- Delta Air Lines has the best on-time record on this route at 91%, based on 761 flights. 2 airlines flew LIH–SEA frequently enough to compare in this period.
- What is the best time of day to fly from LIH to SEA?
- Departures around 11 a.m. have the best record (91% on-time), while departures around 1 p.m. have the worst (70%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LIH to SEA?
- The scheduled LIH–SEA flight time averages 5h 49m over 2,700 miles. Actual arrival times vary — flights on this route land 15+ minutes late 16% of the time.
- How often are LIH to SEA flights cancelled?
- 1.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from LIH to SEA?
- December 2025 was the roughest month in this dataset, with only 66% of arrivals on time. The best was July 2025 at 91%. If your dates are flexible, that 25-point gap is worth planning around.
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Based on 2,263 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.