Which departure time was most reliable for TYS to DEN?
Among qualifying TYS-to-DEN departure window results, Early morning had the highest on-time rate: 92.5% of 358 flights. Evening was lowest at 68.8% across 93 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 358 | 92.5% | 4.7% | 0.8% |
| Late morning | 57 | 91.2% | 7.0% | 0.0% |
| Afternoon | 459 | 79.3% | 14.2% | 0.4% |
| Evening | 93 | 68.8% | 23.7% | 0.0% |
Which weekday was most reliable for TYS to DEN?
Among qualifying TYS-to-DEN weekday results, Wednesday had the highest on-time rate: 91.1% of 112 flights. Thursday was lowest at 75.4% across 167 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 143 | 80.4% | 11.2% | 0.0% |
| Tuesday | 114 | 86.8% | 8.8% | 0.0% |
| Wednesday | 112 | 91.1% | 8.9% | 0.0% |
| Thursday | 167 | 75.4% | 19.2% | 0.0% |
| Friday | 134 | 88.1% | 9.7% | 0.0% |
| Saturday | 119 | 83.2% | 9.2% | 2.5% |
| Sunday | 178 | 85.4% | 9.0% | 1.1% |
Which airline was most reliable for TYS to DEN?
Among qualifying TYS-to-DEN airline results, SkyWest Airlines had the highest on-time rate: 91.6% of 394 flights. Southwest Airlines was lowest at 67.4% across 43 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| SkyWest Airlines | 394 | 91.6% | 5.6% | 1.3% |
| United Airlines | 335 | 81.2% | 13.7% | 0.0% |
| Frontier Airlines | 129 | 75.2% | 17.8% | 0.0% |
| Allegiant Air | 66 | 78.8% | 10.6% | 0.0% |
| Southwest Airlines | 43 | 67.4% | 23.3% | 0.0% |
Which month was most reliable for TYS to DEN?
Among qualifying TYS-to-DEN month results, November 2025 had the highest on-time rate: 93.6% of 78 flights. August 2025 was lowest at 69.1% across 81 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 80 | 70.0% | 20.0% | 0.0% |
| August 2025 | 81 | 69.1% | 25.9% | 0.0% |
| September 2025 | 81 | 88.9% | 9.9% | 0.0% |
| October 2025 | 88 | 79.5% | 13.6% | 0.0% |
| November 2025 | 78 | 93.6% | 2.6% | 0.0% |
| December 2025 | 85 | 87.1% | 8.2% | 0.0% |
| January 2026 | 73 | 89.0% | 2.7% | 5.5% |
| February 2026 | 64 | 90.6% | 7.8% | 1.6% |
| March 2026 | 71 | 88.7% | 8.5% | 0.0% |
| April 2026 | 75 | 93.3% | 4.0% | 0.0% |
| May 2026 | 84 | 89.3% | 6.0% | 0.0% |
| June 2026 | 107 | 73.8% | 19.6% | 0.0% |
What drove TYS to DEN delay minutes?
National airspace was the largest recorded TYS-to-DEN delay category, accounting for 34.5% of 11,899 BTS-attributed delay minutes during July 2025–June 2026.
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