Route Reliability
Seattle → Honolulu
SEA–HNL · 2,677 miles · Seattle–Tacoma International Airport to Daniel K. Inouye International Airport
- 66%
- Arrive within 15 minutes
- 19 min
- Average arrival delay
- 1.0%
- Cancelled
- 2,941
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines80%789 flights
- 2.Alaska Airlines62%1,305 flights
- 3.Hawaiian Airlines58%847 flights
What the data says
Morning flights do better here.
SEA–HNL flights departing between 6–9 AM arrived on time 76% of the time, versus 53% between 6–9 PM.
Friday is doing you no favors.
SEA–HNL flights arrived on time 69% of the time on Wednesdays. On Fridays: 57%.
Delta Air Lines has a clear lead on this route.
Delta Air Lines arrived on time 80% of the time on this route; Hawaiian Airlines managed 58%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon66%(411 flights)
- Tue67%(403 flights)
- Wed69%(400 flights)
- Thu67%(424 flights)
- Fri57%(416 flights)
- Sat68%(421 flights)
- Sun66%(424 flights)
- 6–9 AM76%(812 flights)
- 9 AM–12 PM61%(647 flights)
- 12–3 PM71%(261 flights)
- 3–6 PM64%(774 flights)
- 6–9 PM53%(405 flights)
Jun 61% → May 72% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 61% | 239 |
| July 2025 | 52% | 242 |
| August 2025 | 60% | 247 |
| September 2025 | 77% | 239 |
| October 2025 | 78% | 245 |
| November 2025 | 66% | 227 |
| December 2025 | 61% | 249 |
| January 2026 | 72% | 247 |
| February 2026 | 62% | 225 |
| March 2026 | 52% | 256 |
| April 2026 | 77% | 238 |
| May 2026 | 72% | 245 |
Same trip, other airports
Keep nerding
Based on 2,941 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.