Route · HNL → SLC · 2020–2025 BTS data
Honolulu to Salt Lake City
The HNL–SLC corridor (Honolulu, HI → Salt Lake City, UT) runs ahead of the national average, served by 3 carriers across roughly 2,994 miles.
Data updated 2026-06-13
- 88.4%
- On-time
- +9.4 pts
- vs US avg
- 94 min
- Delay when late
- 2,536
- Flights
Cancelled
0.8%
Best Month
Aug 2024 97%
Worst Month
Dec 2025 75%
Distance
2,994 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 89 | 22 | 0 | 0 | DL,HA |
| Nov 2025 | 76 | 13 | 0 | 2 | HA,DL |
| Oct 2025 | 62 | 7 | 0 | 0 | DL,HA |
| Sep 2025 | 60 | 4 | 2 | 0 | DL,HA |
| Aug 2025 | 62 | 11 | 0 | 0 | HA,DL |
| Jul 2025 | 62 | 5 | 1 | 0 | DL,HA |
| Jun 2025 | 60 | 4 | 1 | 1 | DL,HA |
| May 2025 | 62 | 9 | 0 | 0 | DL,HA |
| Apr 2025 | 73 | 16 | 0 | 0 | HA,DL |
| Mar 2025 | 91 | 16 | 0 | 1 | DL,HA |
| Feb 2025 | 76 | 12 | 0 | 0 | DL,HA |
| Jan 2025 | 85 | 19 | 2 | 0 | DL,HA |
| Dec 2024 | 89 | 10 | 1 | 0 | DL,HA |
| Nov 2024 | 69 | 5 | 0 | 0 | HA,DL |
| Oct 2024 | 62 | 7 | 2 | 0 | DL,HA |
| Sep 2024 | 60 | 3 | 1 | 0 | DL,HA |
| Aug 2024 | 62 | 2 | 0 | 0 | DL,HA |
| Jul 2024 | 62 | 6 | 2 | 0 | DL,HA |
| Jun 2024 | 60 | 4 | 0 | 0 | DL,HA |
| May 2024 | 48 | 8 | 0 | 0 | DL,HA |
| Apr 2024 | 30 | 4 | 0 | 0 | DL |
| Mar 2024 | 31 | 2 | 0 | 0 | DL |
| Jan 2024 | 31 | 4 | 0 | 0 | DL |
| Dec 2023 | 31 | 1 | 0 | 0 | DL |
Cancellation Rate
0.8%
12 of 1,493 flights
Diversion Rate
0.3%
4 of 1,493 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
HNL - Honolulu
Full on-time, delay-cause, and seasonal performance for Honolulu, HI.
Origin airport →SLC - Salt Lake City
Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.
Destination airport →Compare the two airports
See HNL and SLC side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to HNL–SLC.
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What the Data Says About HNL to SLC
Honolulu to Salt Lake City (HNL to SLC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.4% on-time rate across 2,536 flights, with delays that do happen averaging 94.4 minutes. The corridor runs roughly 2,994 miles and is served by 3 carriers. Over the most recent 24 months, 12 of 1,493 flights were cancelled (0.8%) and 4 diverted (0.3%).
The monthly split is wide on this route: Aug 2024 posted the strongest performance at 97% on-time, while Dec 2025 came in at just 75% - a 22-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.