Best Time to Fly GJT to SLC: On-Time Stats by Hour & Airline
Grand Junction Regional → Salt Lake City International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 94.8% of Grand Junction (GJT) to Salt Lake City (SLC) flights arrived on time (583 scheduled flights). That is 17.2 points above the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (98% on time) and Friday the weakest day of the week (90%).
0.0% of flights were cancelled, versus 1.8% nationally.
GJT to SLC 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 | 94.8% | 77 min | 0.0% | 583 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly GJT to SLC
On-time arrival % by scheduled departure hour (local time), 999 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 95.0% | 0.0% | 200 |
| 6am–7am | 99.0% | 0.5% | 192 |
| 7am–8am | 96.7% | 0.0% | 211 |
| 9am–10am | Limited data | 2 | |
| 11am–12pm | Limited data | 8 | |
| 1pm–2pm | 90.0% | 0.0% | 209 |
| 3pm–4pm | Limited data | 3 | |
| 5pm–6pm | 95.3% | 0.0% | 43 |
| 6pm–7pm | 85.5% | 0.0% | 131 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on GJT to SLC
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) | Limited data | 13 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 83.7% | -11.6 pts | 0.0% | 49 |
| Summer peak (Jun 15 - Aug 15) | 91.1% | -4.2 pts | 0.0% | 191 |
| All other days | 95.3% | — | 0.1% | 746 |
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).