Best Time to Fly DFW to ASE: On-Time Stats by Hour & Airline
Dallas/Fort Worth International → Aspen Pitkin County Sardy Field
Data through July 2026 · Last updated October 18, 2026
1,187 flights were scheduled from Dallas/Fort Worth (DFW) to Aspen (ASE) in the last 12 months, and 68.5% of those that flew arrived on time, 9.2 points below the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
October has been the best month (86% on time) and Friday the weakest day of the week (64%).
4.5% of flights were cancelled, versus 1.8% nationally.
DFW to ASE 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 | 68.5% | 79 min | 4.5% | 1,187 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DFW to ASE
On-time arrival % by scheduled departure hour (local time), 2,369 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 79.6% | 2.8% | 457 |
| 9am–10am | Limited data | 29 | |
| 10am–11am | 73.0% | 1.7% | 648 |
| 11am–12pm | Limited data | 20 | |
| 12pm–1pm | 67.1% | 3.8% | 453 |
| 1pm–2pm | Limited data | 26 | |
| 2pm–3pm | 66.3% | 3.8% | 317 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | 57.1% | 4.8% | 62 |
| 5pm–6pm | 74.0% | 7.3% | 55 |
| 6pm–7pm | 69.3% | 0.9% | 105 |
| 7pm–8pm | 71.2% | 12.8% | 196 |
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 ASE
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 | 25 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 37.9% | -34.0 pts | 6.1% | 164 |
| Summer peak (Jun 15 - Aug 15) | 75.2% | +3.2 pts | 1.4% | 489 |
| All other days | 71.9% | — | 4.5% | 1,691 |
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).