Denver (DEN) to Columbia (COU): On-Time Performance
Data through July 2026
Denver (DEN) to Columbia (COU) is a thinner route than most in this dataset — 310 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 83% arrived on time, comfortably above the national average of 78%.
- On-time
- 83%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 1.6%
- Flights/day
- 0.85
- last 12 months
- Duration
- 2h 3m
- scheduled
- Distance
- 671 mi
Monthly on-time trend
Best time to fly from DEN to COU
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 22 min |
| Tuesday | 82% | 10 min |
| Wednesday | 89% | 9 min |
| Thursday | 77% | 50 min |
| Friday | 77% | 13 min |
| Saturdaybest | 91% | 24 min |
| Sunday | 89% | 30 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft12%
- Airline operations39%
- National airspace system40%
- Weather9%
Frequently asked questions
- How often are flights from DEN to COU delayed?
- 17% of DEN–COU 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 23 minutes.
- How long is the flight from DEN to COU?
- The scheduled DEN–COU flight time averages 2h 3m over 671 miles. Actual arrival times vary — flights on this route land 15+ minutes late 17% of the time.
- How often are DEN to COU flights cancelled?
- 1.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What day of the week is most reliable for DEN to COU?
- Saturday flights have the best record at 91% on-time. Day-of-week differences on this route are meaningful — Thursday trails at 77%.
Explore related pages
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Based on 310 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.