Best Time to Fly SGU to DEN: On-Time Stats by Hour & Airline
St George Regional → Denver International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 79.9% of St. George (SGU) to Denver (DEN) flights arrived on time (1,075 scheduled flights). That is 2.3 points above the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
December has been the best month (92% on time) and Tuesday the weakest day of the week (77%).
0.0% of flights were cancelled, versus 1.8% nationally.
SGU to DEN 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 | 79.9% | 101 min | 0.0% | 1,075 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SGU to DEN
On-time arrival % by scheduled departure hour (local time), 2,035 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 91.0% | 0.1% | 668 |
| 6am–7am | Limited data | 2 | |
| 10am–11am | 84.6% | 0.0% | 104 |
| 1pm–2pm | 74.0% | 0.2% | 585 |
| 2pm–3pm | Limited data | 12 | |
| 5pm–6pm | 75.4% | 0.1% | 663 |
| 6pm–7pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SGU to DEN
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) | 92.1% | +10.7 pts | 0.0% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 90.2% | +8.8 pts | 0.0% | 82 |
| Summer peak (Jun 15 - Aug 15) | 73.1% | -8.3 pts | 0.0% | 340 |
| All other days | 81.4% | — | 0.2% | 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).