Lubbock Preston Smith International (LBB) Delays and On-Time Departures
Lubbock, TX · ranked 99th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
82.7% of the 6,557 flights scheduled to depart Lubbock (LBB) in the last 12 months left on time, 5.3 points above the US average of 77.4%.
That ranks 99th of 333 US airports tracked on this site, with 1.7% of departures cancelled.
Envoy Air was the most punctual airline here, with 86.6% of departures on time.
October has been the best month (88% on time) and Sunday the weakest day of the week (80%).
Best time of day to fly out of Lubbock (LBB)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 91.7% | 1.7% | 1,015 |
| 6am–7am | 91.8% | 1.1% | 1,823 |
| 7am–8am | 89.4% | 1.3% | 1,171 |
| 8am–9am | 87.6% | 0.5% | 769 |
| 9am–10am | 86.3% | 1.2% | 605 |
| 10am–11am | 88.8% | 1.8% | 1,016 |
| 11am–12pm | 85.2% | 0.2% | 454 |
| 12pm–1pm | 81.9% | 1.9% | 1,013 |
| 1pm–2pm | 82.7% | 1.2% | 416 |
| 2pm–3pm | 77.8% | 1.1% | 797 |
| 3pm–4pm | 74.3% | 1.3% | 529 |
| 4pm–5pm | 76.5% | 2.2% | 892 |
| 5pm–6pm | 67.4% | 1.5% | 912 |
| 6pm–7pm | 71.3% | 4.0% | 995 |
| 7pm–8pm | 67.0% | 3.1% | 291 |
| 8pm–9pm | 73.6% | 3.1% | 261 |
| 9pm–10pm | Limited data | 3 | |
Airlines at LBB ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Envoy Air | 86.6% | 85.6% | 1.3% | 1,673 |
| American Airlines | 85.5% | 85.8% | 4.0% | 323 |
| Southwest Airlines | 82.9% | 85.0% | 1.0% | 2,680 |
| SkyWest Airlines | 79.5% | 76.6% | 1.8% | 1,526 |
| PSA Airlines | 73.7% | 75.0% | 5.9% | 355 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of LBB
On-time departures by day, 24 months.
Best month to fly out of LBB
On-time departures by month, 24 months.
Holiday travel at Lubbock (LBB)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 80.3% | -3.1 pts | 0.0% | 249 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.1% | -5.4 pts | 0.9% | 548 |
| Summer peak (Jun 15 - Aug 15) | 81.0% | -2.4 pts | 1.0% | 2,284 |
| All other days | 83.5% | — | 1.9% | 9,881 |
Monthly on-time departure trend at LBB
On-time departure % each month, with the 12-month US average for reference.
Routes from Lubbock (LBB)
Every route from LBB with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| LBB → Dallas/Fort Worth (DFW) | 82.5% | 2.6% | 2,622 |
| LBB → Dallas (DAL) | 84.3% | 1.1% | 1,506 |
| LBB → Denver (DEN) | 76.4% | 1.4% | 985 |
| LBB → Phoenix (PHX) | 93.7% | 0.3% | 365 |
| LBB → Las Vegas (LAS) | 79.4% | 1.1% | 365 |
| LBB → Austin (AUS) | 94.4% | 0.6% | 326 |
| LBB → Houston (HOU) | 76.9% | 0.0% | 195 |
| LBB → Houston (IAH) | 75.4% | 2.7% | 184 |