Route
SLC → HNL
Salt Lake City International Airport Daniel K. Inouye International Airport
2,994 miles
Return route HNL → SLC →
How punctual is this route?
- On-time arrivals
- 75.6%
- Less than 15 minutes late
- Cancelled
- 2.1%
- Of scheduled flights
- Average delay when late
- 85 min
- Flights arriving 15+ minutes late
- Flights tracked
- 858
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 63%
- Late-arriving aircraft 18%
- Air traffic control & airport 13%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 79.3% | 60 |
| October 2025 | 83.9% | 62 |
| November 2025 | 88.2% | 76 |
| December 2025 | 71.9% | 89 |
| January 2026 | 80.0% | 86 |
| February 2026 | 52.8% | 76 |
| March 2026 | 73.3% | 91 |
| April 2026 | 65.3% | 72 |
| May 2026 | 86.7% | 62 |
| June 2026 | 75.9% | 60 |
| July 2026 | 73.7% | 62 |
| August 2026 | 80.0% | 62 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Delta Air Lines | 492 | 80.9% | 3.0% | 79 min |
| Alaska Airlines | 244 | 63.3% | 1.2% | 64 min |
| Hawaiian Airlines | 122 | 78.7% | 0.0% | 178 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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