Best Time to Fly MCO to DEN: On-Time Stats by Hour & Airline
Orlando International → Denver International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 80.2% of Orlando (MCO) to Denver (DEN) flights arrived on time (4,539 scheduled flights). That is 2.6 points above the national average of 77.6%.
Among 3 airlines, United Airlines led with 86.5% on time and Southwest Airlines was last with 73.2%.
Over 24 months, Wednesday was the most reliable day (84% on time) and August the worst month (71%).
The cancellation rate was 0.6% (US average 1.8%).
MCO 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 | 86.5% | 84 min | 0.6% | 1,740 |
| Frontier Airlines | 83.4% | 68 min | 0.9% | 871 |
| Southwest Airlines | 73.2% | 56 min | 0.4% | 1,928 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MCO to DEN
On-time arrival % by scheduled departure hour (local time), 9,188 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.0% | 0.0% | 33 |
| 6am–7am | 92.4% | 0.7% | 984 |
| 7am–8am | 89.6% | 1.0% | 303 |
| 8am–9am | 89.5% | 0.7% | 1,046 |
| 9am–10am | 87.9% | 1.3% | 528 |
| 10am–11am | 86.0% | 0.8% | 647 |
| 11am–12pm | 86.8% | 0.8% | 236 |
| 12pm–1pm | 85.0% | 0.8% | 1,099 |
| 1pm–2pm | 77.9% | 1.2% | 166 |
| 2pm–3pm | 72.6% | 1.2% | 244 |
| 3pm–4pm | 75.7% | 0.7% | 855 |
| 4pm–5pm | 65.9% | 1.4% | 504 |
| 5pm–6pm | 68.6% | 1.0% | 835 |
| 6pm–7pm | 56.8% | 0.0% | 183 |
| 7pm–8pm | 64.4% | 1.0% | 406 |
| 8pm–9pm | 71.5% | 1.6% | 918 |
| 9pm–10pm | 68.2% | 2.3% | 174 |
| 10pm–11pm | Limited data | 27 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MCO 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) | 79.1% | -2.8 pts | 0.6% | 178 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.4% | -5.5 pts | 0.5% | 447 |
| Summer peak (Jun 15 - Aug 15) | 71.4% | -10.5 pts | 1.4% | 1,672 |
| All other days | 81.9% | — | 0.9% | 6,891 |
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).