Best Time to Fly AUS to HOU: On-Time Stats by Hour & Airline
Austin - Bergstrom International → William P Hobby
Data through July 2026 · Last updated October 18, 2026
1,349 flights were scheduled from Austin (AUS) to Houston (HOU) in the last 12 months, and 68.9% of those that flew arrived on time, 8.8 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (84% on time) and Sunday the weakest day of the week (69%).
0.3% of flights were cancelled, versus 1.8% nationally.
AUS 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 | 68.9% | 50 min | 0.3% | 1,349 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly AUS to HOU
On-time arrival % by scheduled departure hour (local time), 2,793 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 96.3% | 0.5% | 195 |
| 6am–7am | 94.3% | 0.5% | 369 |
| 7am–8am | 88.7% | 0.7% | 153 |
| 8am–9am | 78.1% | 0.5% | 220 |
| 9am–10am | 91.3% | 0.0% | 104 |
| 10am–11am | 88.0% | 0.0% | 50 |
| 11am–12pm | 85.4% | 0.0% | 48 |
| 12pm–1pm | 55.1% | 0.5% | 217 |
| 1pm–2pm | 83.7% | 0.0% | 153 |
| 2pm–3pm | 72.3% | 1.3% | 157 |
| 3pm–4pm | 61.3% | 0.0% | 31 |
| 4pm–5pm | 61.4% | 0.0% | 197 |
| 5pm–6pm | 33.8% | 0.0% | 140 |
| 6pm–7pm | 57.1% | 0.9% | 339 |
| 7pm–8pm | 67.0% | 1.1% | 184 |
| 8pm–9pm | 68.4% | 0.0% | 193 |
| 9pm–10pm | 60.5% | 0.0% | 43 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on AUS 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) | 77.1% | +2.4 pts | 0.0% | 48 |
| Christmas & New Year (Dec 20 - Jan 3) | 80.4% | +5.8 pts | 0.0% | 102 |
| Summer peak (Jun 15 - Aug 15) | 64.5% | -10.1 pts | 0.2% | 449 |
| All other days | 74.6% | — | 0.6% | 2,194 |
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).