Best Time to Fly DFW to DEN: On-Time Stats by Hour & Airline
Dallas/Fort Worth International → Denver International
Data through July 2026 · Last updated October 18, 2026
6,032 flights were scheduled from Dallas/Fort Worth (DFW) to Denver (DEN) in the last 12 months, and 70.0% of those that flew arrived on time, 7.6 points below the US average of 77.6%.
Among 3 airlines, United Airlines led with 77.2% on time and American Airlines was last with 62.2%.
Over 24 months, Tuesday was the most reliable day (73% on time) and June the worst month (58%).
The cancellation rate was 2.1% (US average 1.8%).
DFW 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 | 77.2% | 80 min | 1.2% | 1,884 |
| Frontier Airlines | 76.9% | 84 min | 0.9% | 1,166 |
| American Airlines | 62.2% | 69 min | 3.2% | 2,935 |
| SkyWest Airlines | Limited data | 23 | ||
| Envoy Air | Limited data | 24 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DFW to DEN
On-time arrival % by scheduled departure hour (local time), 12,233 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 92.8% | 1.1% | 558 |
| 6am–7am | 92.4% | 2.6% | 430 |
| 7am–8am | 85.1% | 1.1% | 837 |
| 8am–9am | 76.6% | 2.3% | 1,117 |
| 9am–10am | 75.9% | 0.6% | 473 |
| 10am–11am | 75.7% | 3.1% | 701 |
| 11am–12pm | 82.9% | 0.5% | 745 |
| 12pm–1pm | 82.3% | 2.0% | 732 |
| 1pm–2pm | 79.8% | 2.0% | 861 |
| 2pm–3pm | 63.7% | 1.5% | 738 |
| 3pm–4pm | 74.4% | 3.7% | 243 |
| 4pm–5pm | 56.6% | 2.4% | 1,108 |
| 5pm–6pm | 69.2% | 2.6% | 378 |
| 6pm–7pm | 57.0% | 1.5% | 1,052 |
| 7pm–8pm | 60.6% | 3.0% | 440 |
| 8pm–9pm | 57.4% | 3.0% | 641 |
| 9pm–10pm | 62.4% | 3.5% | 458 |
| 10pm–11pm | 50.0% | 3.3% | 698 |
| 11pm–12am | Limited data | 23 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DFW 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) | 77.8% | +4.5 pts | 0.0% | 230 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.8% | -1.6 pts | 3.0% | 504 |
| Summer peak (Jun 15 - Aug 15) | 61.0% | -12.4 pts | 2.1% | 2,186 |
| All other days | 73.4% | — | 2.1% | 9,313 |
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).