Best Time to Fly COS to DFW: On-Time Stats by Hour & Airline
City of Colorado Springs Municipal → Dallas/Fort Worth International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 78.0% of Colorado Springs (COS) to Dallas/Fort Worth (DFW) flights arrived on time (1,933 scheduled flights). That is in line with the national average of 77.6%.
Envoy Air was the most punctual of the 3 airlines on the route at 86.8%, while American Airlines trailed at 75.7%.
October has been the best month (86% on time) and Sunday the weakest day of the week (74%).
2.5% of flights were cancelled, versus 1.8% nationally.
COS to DFW 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 |
|---|---|---|---|---|
| Envoy Air | 86.8% | 69 min | 1.6% | 254 |
| SkyWest Airlines | 78.5% | 140 min | 2.4% | 639 |
| American Airlines | 75.7% | 114 min | 2.9% | 1,040 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly COS to DFW
On-time arrival % by scheduled departure hour (local time), 3,946 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 85.0% | 3.3% | 243 |
| 6am–7am | 84.8% | 3.0% | 538 |
| 7am–8am | 78.3% | 3.0% | 302 |
| 8am–9am | 82.5% | 1.9% | 427 |
| 9am–10am | 83.7% | 0.0% | 49 |
| 10am–11am | 78.5% | 3.1% | 649 |
| 11am–12pm | 84.1% | 0.0% | 132 |
| 12pm–1pm | 72.0% | 2.3% | 439 |
| 1pm–2pm | 71.1% | 1.3% | 228 |
| 2pm–3pm | 77.8% | 1.9% | 156 |
| 3pm–4pm | 58.6% | 5.7% | 105 |
| 4pm–5pm | 64.9% | 3.6% | 359 |
| 5pm–6pm | 65.4% | 3.1% | 319 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on COS to DFW
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) | 69.7% | -7.4 pts | 0.0% | 66 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.2% | +1.1 pts | 2.0% | 146 |
| Summer peak (Jun 15 - Aug 15) | 74.1% | -2.9 pts | 2.2% | 741 |
| All other days | 77.1% | — | 2.9% | 2,993 |
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).