SLC to HNL flight delays & on-time performance
Nonstop flights from Salt Lake City International Airport to Daniel K. Inouye International Airport · 2,994 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SLC or HNL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Salt Lake City (SLC) to Honolulu (HNL) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.9% were cancelled, and 7% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (81% on time); Alaska Airlines was the least (61%).
- Departures scheduled around 11am did best (83% on time); around 9am did worst (58%).
- Wednesday was the most reliable day to fly (79% on time) and Friday the least (74%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (63%).
Which airline is most on time from SLC to HNL?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 81% | 2.6% | 15 min | 6.5% | 492 |
| Hawaiian Airlines | 80% | 0.0% | 33 min | 9.2% | 153 |
| Alaska Airlines | 61% | 1.4% | 25 min | 7.7% | 213 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am73%296 flights
- 8am76%150 flights
- 9am58%46 flights
- 10am81%90 flights
- 11am83%177 flights
- 12pm75%98 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday74%5.7% cancelled
- Tuesday75%0.9% cancelled
- Wednesday79%1.8% cancelled
- Thursday78%1.6% cancelled
- Friday74%0.8% cancelled
- Saturday74%0.8% cancelled
- Sunday77%1.6% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)63%
- Late-arriving aircraft20%
- Air traffic control & airport congestion11%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)81%
- Extreme weather19%
- Air traffic control & airport congestion0%
- Security0%
SLC to HNL: common questions
- How often are SLC to HNL flights on time?
- 76% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Salt Lake City to Honolulu cancelled?
- 1.9% of scheduled flights were cancelled (16 of 858).
- How long are typical delays?
- Across all flights the average arrival delay was 21 min (early arrivals count as zero). Flights that were late arrived 81 min behind schedule on average, and 7.3% of flights were an hour or more late.
- How long is taxi time at SLC?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: HNL to SLC — 82% on time
More flights from Salt Lake City
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SLC → HNL, nonstop flights by US airlines that report to the DOT. How we calculate this.