Best Time to Fly MTJ to DEN: On-Time Stats by Hour & Airline
Montrose Regional → Denver International
Data through July 2026 · Last updated October 18, 2026
1,415 flights were scheduled from Montrose/Delta (MTJ) to Denver (DEN) in the last 12 months, and 80.9% of those that flew arrived on time, 3.3 points above the US average of 77.6%.
Southwest Airlines was the most punctual of the 3 airlines on the route at 84.0%, while SkyWest Airlines trailed at 75.7%.
November has been the best month (87% on time) and Sunday the weakest day of the week (78%).
0.5% of flights were cancelled, versus 1.8% nationally.
MTJ 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 |
|---|---|---|---|---|
| Southwest Airlines | 84.0% | 75 min | 0.2% | 420 |
| United Airlines | 80.1% | 88 min | 0.6% | 886 |
| SkyWest Airlines | 75.7% | 72 min | 0.9% | 109 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MTJ to DEN
On-time arrival % by scheduled departure hour (local time), 2,815 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 85.6% | 1.1% | 731 |
| 8am–9am | 89.0% | 0.7% | 146 |
| 9am–10am | Limited data | 6 | |
| 10am–11am | Limited data | 2 | |
| 11am–12pm | 87.1% | 0.0% | 132 |
| 12pm–1pm | 87.2% | 0.0% | 219 |
| 1pm–2pm | 81.3% | 0.5% | 819 |
| 2pm–3pm | 71.0% | 0.0% | 69 |
| 3pm–4pm | 65.8% | 0.4% | 556 |
| 4pm–5pm | 80.2% | 0.0% | 86 |
| 5pm–6pm | 67.4% | 0.0% | 46 |
| 6pm–7pm | Limited data | 3 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MTJ 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) | 80.0% | -1.8 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.8% | -4.0 pts | 1.3% | 155 |
| Summer peak (Jun 15 - Aug 15) | 72.5% | -9.3 pts | 0.8% | 491 |
| All other days | 81.8% | — | 0.4% | 2,129 |
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).