Best Time to Fly IAH to LBB: On-Time Stats by Hour & Airline
George Bush Intercontinental/Houston → Lubbock Preston Smith International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 74.3% of Houston (IAH) to Lubbock (LBB) flights arrived on time (184 scheduled flights). That is 3.3 points below the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
February has been the best month (83% on time) and Sunday the weakest day of the week (61%).
2.2% of flights were cancelled, versus 1.8% nationally.
IAH 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 | 74.3% | 84 min | 2.2% | 184 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly IAH to LBB
On-time arrival % by scheduled departure hour (local time), 291 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 76.7% | 0.8% | 131 |
| 12pm–1pm | Limited data | 8 | |
| 4pm–5pm | 71.4% | 5.9% | 136 |
| 8pm–9pm | Limited data | 15 | |
| 9pm–10pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on IAH 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) | Limited data | 7 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 14 | ||
| Summer peak (Jun 15 - Aug 15) | 63.1% | -17.2 pts | 4.3% | 69 |
| All other days | 80.3% | — | 3.0% | 201 |
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).