Best Time to Fly TPA to DEN: On-Time Stats by Hour & Airline
Tampa International → Denver International
Data through July 2026 · Last updated October 18, 2026
3,086 flights were scheduled from Tampa (TPA) to Denver (DEN) in the last 12 months, and 81.2% of those that flew arrived on time, 3.5 points above the US average of 77.6%.
United Airlines was the most punctual of the 3 airlines on the route at 84.7%, while Southwest Airlines trailed at 78.8%.
September has been the best month (88% on time) and Thursday the weakest day of the week (79%).
0.4% of flights were cancelled, versus 1.8% nationally.
TPA 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 |
|---|---|---|---|---|
| United Airlines | 84.7% | 66 min | 0.2% | 1,185 |
| Frontier Airlines | 79.4% | 94 min | 1.0% | 614 |
| Southwest Airlines | 78.8% | 49 min | 0.2% | 1,287 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly TPA to DEN
On-time arrival % by scheduled departure hour (local time), 6,203 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.0% | 1.9% | 307 |
| 6am–7am | 90.8% | 1.7% | 419 |
| 7am–8am | 89.0% | 0.2% | 395 |
| 8am–9am | 90.5% | 1.1% | 830 |
| 9am–10am | 86.3% | 0.6% | 183 |
| 10am–11am | 86.8% | 1.6% | 449 |
| 11am–12pm | 85.0% | 0.0% | 153 |
| 12pm–1pm | 88.1% | 0.4% | 823 |
| 1pm–2pm | 85.4% | 2.4% | 205 |
| 2pm–3pm | 62.3% | 2.5% | 119 |
| 3pm–4pm | 66.5% | 0.6% | 326 |
| 4pm–5pm | 70.0% | 0.8% | 757 |
| 5pm–6pm | 66.7% | 1.2% | 346 |
| 6pm–7pm | 59.9% | 0.7% | 138 |
| 7pm–8pm | 67.9% | 0.5% | 217 |
| 8pm–9pm | 77.3% | 2.2% | 311 |
| 9pm–10pm | 55.5% | 3.8% | 106 |
| 10pm–11pm | 63.6% | 0.8% | 119 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on TPA 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) | 78.1% | -4.7 pts | 0.0% | 129 |
| Christmas & New Year (Dec 20 - Jan 3) | 81.2% | -1.7 pts | 0.6% | 316 |
| Summer peak (Jun 15 - Aug 15) | 71.4% | -11.4 pts | 1.1% | 1,080 |
| All other days | 82.8% | — | 1.1% | 4,678 |
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).