Best Time to Fly TUS to SLC: On-Time Stats by Hour & Airline
Tucson International → Salt Lake City International
Data through July 2026 · Last updated October 18, 2026
1,112 flights were scheduled from Tucson (TUS) to Salt Lake City (SLC) in the last 12 months, and 93.0% of those that flew arrived on time, 15.4 points above the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Friday was the most reliable day (96% on time) and June the worst month (89%).
The cancellation rate was 0.3% (US average 1.8%).
TUS 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 | 93.2% | 79 min | 0.2% | 1,087 |
| Frontier Airlines | Limited data | 25 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly TUS to SLC
On-time arrival % by scheduled departure hour (local time), 2,199 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 96.5% | 0.0% | 229 |
| 6am–7am | 98.6% | 0.0% | 293 |
| 7am–8am | 96.6% | 0.0% | 146 |
| 8am–9am | 98.4% | 0.0% | 62 |
| 9am–10am | Limited data | 11 | |
| 10am–11am | 100.0% | 0.0% | 36 |
| 11am–12pm | 95.2% | 0.0% | 478 |
| 12pm–1pm | 96.3% | 0.5% | 217 |
| 2pm–3pm | Limited data | 3 | |
| 4pm–5pm | 89.9% | 0.0% | 250 |
| 5pm–6pm | 87.7% | 0.2% | 408 |
| 6pm–7pm | 96.8% | 0.0% | 62 |
| 7pm–8pm | Limited data | 4 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on TUS 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) | 97.5% | +2.9 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 89.0% | -5.6 pts | 0.0% | 82 |
| Summer peak (Jun 15 - Aug 15) | 93.0% | -1.6 pts | 0.0% | 370 |
| All other days | 94.6% | — | 0.2% | 1,707 |
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).