Best Time to Fly DEN to LBB: On-Time Stats by Hour & Airline
Denver International → Lubbock Preston Smith International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 72.4% of Denver (DEN) to Lubbock (LBB) flights arrived on time (982 scheduled flights). That is 5.2 points below the national average of 77.6%.
Among 2 airlines, SkyWest Airlines led with 75.2% on time and Southwest Airlines was last with 65.2%.
Over 24 months, Tuesday was the most reliable day (75% on time) and July the worst month (57%).
The cancellation rate was 1.4% (US average 1.8%).
DEN to LBB 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 |
|---|---|---|---|---|
| SkyWest Airlines | 75.2% | 99 min | 1.3% | 703 |
| Southwest Airlines | 65.2% | 70 min | 1.8% | 279 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DEN to LBB
On-time arrival % by scheduled departure hour (local time), 1,862 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 90.6% | 4.5% | 89 |
| 10am–11am | Limited data | 14 | |
| 11am–12pm | 90.0% | 0.0% | 40 |
| 12pm–1pm | 63.8% | 0.0% | 58 |
| 1pm–2pm | 75.6% | 0.7% | 431 |
| 2pm–3pm | 67.9% | 0.4% | 280 |
| 3pm–4pm | Limited data | 13 | |
| 4pm–5pm | Limited data | 5 | |
| 5pm–6pm | 66.9% | 0.0% | 142 |
| 6pm–7pm | 73.3% | 0.0% | 30 |
| 7pm–8pm | 63.5% | 2.4% | 679 |
| 8pm–9pm | 53.9% | 0.0% | 39 |
| 9pm–10pm | 51.4% | 0.0% | 37 |
| 10pm–11pm | Limited data | 5 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DEN to LBB
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) | 76.9% | +6.0 pts | 0.0% | 39 |
| Christmas & New Year (Dec 20 - Jan 3) | 72.0% | +1.0 pts | 0.0% | 82 |
| Summer peak (Jun 15 - Aug 15) | 59.4% | -11.6 pts | 2.1% | 328 |
| All other days | 70.9% | — | 1.3% | 1,413 |
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).