Best Time to Fly JAX to HOU: On-Time Stats by Hour & Airline
Jacksonville International → William P Hobby
Data through July 2026 · Last updated October 18, 2026
294 flights were scheduled from Jacksonville (JAX) to Houston (HOU) in the last 12 months, and 90.0% of those that flew arrived on time, 12.3 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
April has been the best month (97% on time) and Saturday the weakest day of the week (85%).
1.4% of flights were cancelled, versus 1.8% nationally.
JAX to HOU 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 | 90.0% | 62 min | 1.4% | 294 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JAX to HOU
On-time arrival % by scheduled departure hour (local time), 614 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 96.1% | 1.5% | 261 |
| 6am–7am | 95.0% | 2.0% | 102 |
| 7am–8am | Limited data | 3 | |
| 9am–10am | Limited data | 1 | |
| 11am–12pm | 96.7% | 0.0% | 30 |
| 12pm–1pm | Limited data | 13 | |
| 1pm–2pm | 90.2% | 0.0% | 52 |
| 2pm–3pm | 71.0% | 0.0% | 38 |
| 3pm–4pm | Limited data | 17 | |
| 4pm–5pm | 86.7% | 4.3% | 47 |
| 5pm–6pm | Limited data | 14 | |
| 6pm–7pm | Limited data | 8 | |
| 7pm–8pm | Limited data | 20 | |
| 8pm–9pm | Limited data | 8 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JAX to HOU
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 | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 22 | ||
| Summer peak (Jun 15 - Aug 15) | 82.3% | -9.2 pts | 1.6% | 121 |
| All other days | 91.6% | — | 1.3% | 459 |
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).