Best Time to Fly DEN to SGU: On-Time Stats by Hour & Airline
Denver International → St George Regional
Data through July 2026 · Last updated October 18, 2026
1,074 flights were scheduled from Denver (DEN) to St. George (SGU) in the last 12 months, and 80.4% of those that flew arrived on time, 2.8 points above the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (82% on time) and June the worst month (66%).
The cancellation rate was 0.3% (US average 1.8%).
DEN to SGU on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 80.4% | 76 min | 0.3% | 1,074 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DEN to SGU
On-time arrival % by scheduled departure hour (local time), 2,034 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 82.2% | 0.5% | 214 |
| 8am–9am | 90.2% | 0.4% | 453 |
| 11am–12pm | 74.3% | 0.3% | 594 |
| 12pm–1pm | Limited data | 12 | |
| 2pm–3pm | 47.4% | 0.0% | 38 |
| 3pm–4pm | Limited data | 2 | |
| 4pm–5pm | 76.7% | 0.0% | 60 |
| 8pm–9pm | 82.5% | 0.5% | 185 |
| 9pm–10pm | 72.2% | 0.4% | 476 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DEN to SGU
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 76.3% | -3.6 pts | 0.0% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.8% | -2.1 pts | 0.0% | 82 |
| Summer peak (Jun 15 - Aug 15) | 72.6% | -7.3 pts | 0.3% | 339 |
| All other days | 79.9% | — | 0.4% | 1,575 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).