St. George (SGU) to Salt Lake City (SLC): On-Time Performance
Data through July 2026
When you fly SGU to SLC matters as much as anything else about the booking: the route swung from 97% on-time in December 2024 to just 82% in August 2024. Across the full period the route averages 92% on-time against a national 78%.
- On-time
- 92%
- arrived <15 min late
- Avg delay
- 6 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 4.7
- last 12 months
- Duration
- 1h 15m
- scheduled
- Distance
- 272 mi
Monthly on-time trend
Best time to fly from SGU to SLC
Aim for departures around 7 a.m. (100% on-time); avoid 6 p.m. departures (87%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 93% | 6 min |
| Tuesday | 93% | 5 min |
| Wednesdaybest | 94% | 6 min |
| Thursday | 92% | 6 min |
| Friday | 93% | 6 min |
| Saturday | 91% | 7 min |
| Sunday | 91% | 5 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Airline operations76%
- National airspace system7%
- Weather17%
Frequently asked questions
- How often are flights from SGU to SLC delayed?
- 8% of SGU–SLC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 6 minutes.
- What is the best time of day to fly from SGU to SLC?
- Departures around 7 a.m. have the best record (100% on-time), while departures around 6 p.m. have the worst (87%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SGU to SLC?
- The scheduled SGU–SLC flight time averages 1h 15m over 272 miles. Actual arrival times vary — flights on this route land 15+ minutes late 8% of the time.
- How often are SGU to SLC flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from SGU to SLC?
- August 2024 was the roughest month in this dataset, with only 82% of arrivals on time. The best was December 2024 at 97%. If your dates are flexible, that 15-point gap is worth planning around.
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Based on 3,366 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.