Best Time to Fly HOU to LGB: On-Time Stats by Hour & Airline
William P Hobby → Long Beach Airport
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 85.8% of Houston (HOU) to Long Beach (LGB) flights arrived on time (461 scheduled flights). That is 8.2 points above the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (89% on time) and May the worst month (73%).
The cancellation rate was 0.4% (US average 1.8%).
HOU to LGB 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 | 85.8% | 38 min | 0.4% | 461 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly HOU to LGB
On-time arrival % by scheduled departure hour (local time), 1,025 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 84.1% | 0.0% | 44 |
| 8am–9am | 92.0% | 0.6% | 327 |
| 9am–10am | 84.4% | 0.0% | 109 |
| 10am–11am | 91.4% | 0.0% | 36 |
| 11am–12pm | Limited data | 13 | |
| 12pm–1pm | 70.8% | 0.0% | 48 |
| 1pm–2pm | 85.5% | 1.3% | 77 |
| 3pm–4pm | Limited data | 24 | |
| 4pm–5pm | 90.0% | 0.0% | 30 |
| 5pm–6pm | 73.2% | 0.0% | 97 |
| 6pm–7pm | 78.8% | 0.0% | 170 |
| 7pm–8pm | 93.8% | 2.0% | 50 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on HOU to LGB
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 | 24 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 80.4% | -5.8 pts | 0.0% | 51 |
| Summer peak (Jun 15 - Aug 15) | 81.9% | -4.3 pts | 0.0% | 177 |
| All other days | 86.2% | — | 0.5% | 773 |
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).