HNL to SEA flight delays
HNL SEA Daniel K. Inouye to Seattle Tacoma · 2,677 miles
8,847 flights were scheduled from HNL to SEA over July 2023 through June 2026. Of the 8,745 that made the trip, 79.1% reached the gate less than 15 minutes behind schedule. These are arrival figures: “on time” means the flight reached the gate less than 15 minutes behind schedule. Arrivals are what decide whether you make the connection, so route and airline pages are scored on them rather than on pushback.
Data through June 2026 · Bureau of Transportation Statistics
The route in brief
- Flights in the window
- 8,847
- Arrived on time
- 79.1%
- Cancelled
- 1.1%
- Scheduled distance
- 2,677 miles
Cancellations are counted against everything scheduled. Diverted flights are counted with them rather than as very late arrivals, which is why the on-time share and the cancellation rate do not add up to everything that happened.
Airline by airline
Airlines with at least 100 flights on HNL–SEA, busiest first. Same route, same weather, same air traffic — which makes this the fairest comparison on the site.
| Airline | Arrived on time | Typical delay | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlines | 78.6% | 58 min | 1.4% | 4,787 |
| Delta Air Lines | 89.9% | 101 min | 0.8% | 2,326 |
| Hawaiian Airlines | 66.3% | 57 min | 0.6% | 1,734 |
Month by month
April was the month to avoid on HNL–SEA: 74.6% of flights arrived on time, against 82% in November. Each bar pools three years of that calendar month.
| Month | Share flights that arrived on time | Flights |
|---|---|---|
| January | 77.2% | 762 |
| February | 79.7% | 695 |
| March | 79.6% | 774 |
| April | 74.6% | 713 |
| May | 77.6% | 737 |
| June | 75.9% | 718 |
| July | 79.8% | 744 |
| August | 79.2% | 744 |
| September | 81.9% | 720 |
| October | 81.1% | 744 |
| November | 82% | 718 |
| December | 80.9% | 778 |
Both ends of the route
A route’s record is built out of two airports’ habits. The hour-by-hour grid for each is on its own page.
HNL to SEA in one number
HNL → SEA
When a flight on this route was late, it was late by about 63 min.
Questions about HNL to SEA
- Which airline is most reliable from HNL to SEA?
- Delta Air Lines — its flights on this pairing arrived on time 89.9% of the time, with 2,326 scheduled. Hawaiian Airlines came in at 66.3% over 1,734 scheduled. Airlines with fewer than 100 flights on the route are not rated.
- What is the worst month to fly HNL to SEA?
- April, at 74.6% of arrivals on time, with 713 flights scheduled. November was the best of the year at 82%.
- How late are HNL–SEA flights when they are late?
- 63 min on average, counting only the flights that arrived 15 minutes or more behind schedule. The on-time flights are left out of that average on purpose — mixing them in would flatter it.
- How often is the HNL to SEA flight cancelled?
- 1.1% of scheduled flights on this route were cancelled, July 2023 through June 2026. Diverted flights are counted with the cancellations rather than as late arrivals.
- Are these departure or arrival numbers?
- Arrival. A flight counts as on time here if it reached the gate at SEA less than 15 minutes behind schedule. Airport pages score departures instead, because that is the number you can act on when you pick a booking time.