Dallas (DAL) to Colorado Springs (COS): On-Time Performance
Data through July 2026
The calendar drives reliability on DAL–COS. February 2025 flights landed on schedule 88% of the time, but June 2026 dropped to 60% — a gap of 28 points. Across the full period the route averages 75% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 62%), which matters most in the rough months.
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 15 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 2.2
- last 12 months
- Duration
- 1h 57m
- scheduled
- Distance
- 602 mi
Monthly on-time trend
Best time to fly from DAL to COS
Aim for departures around 8 a.m. (94% on-time); avoid 9 p.m. departures (55%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 16 min |
| Tuesday | 79% | 12 min |
| Wednesday | 76% | 15 min |
| Thursday | 71% | 18 min |
| Friday | 73% | 16 min |
| Saturdaybest | 83% | 13 min |
| Sunday | 74% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft57%
- Airline operations31%
- National airspace system9%
- Weather3%
Frequently asked questions
- How often are flights from DAL to COS delayed?
- 25% of DAL–COS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 15 minutes.
- What is the best time of day to fly from DAL to COS?
- Departures around 8 a.m. have the best record (94% on-time), while departures around 9 p.m. have the worst (55%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DAL to COS?
- The scheduled DAL–COS flight time averages 1h 57m over 602 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
- How often are DAL to COS flights cancelled?
- 0.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from DAL to COS?
- June 2026 was the roughest month in this dataset, with only 60% of arrivals on time. The best was February 2025 at 88%. If your dates are flexible, that 28-point gap is worth planning around.
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Based on 1,768 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.