Best Time to Fly HOU to TUL: On-Time Stats by Hour & Airline
William P Hobby → Tulsa International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.4% of Houston (HOU) to Tulsa (TUL) flights arrived on time (602 scheduled flights). That is in line with the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (87% on time) and June the worst month (64%).
The cancellation rate was 0.7% (US average 1.8%).
HOU to TUL 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 | 77.4% | 45 min | 0.7% | 602 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly HOU to TUL
On-time arrival % by scheduled departure hour (local time), 1,327 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 91.4% | 0.0% | 81 |
| 8am–9am | 94.3% | 0.6% | 316 |
| 9am–10am | 91.4% | 0.0% | 58 |
| 10am–11am | 88.6% | 8.3% | 48 |
| 11am–12pm | Limited data | 27 | |
| 12pm–1pm | Limited data | 7 | |
| 1pm–2pm | Limited data | 5 | |
| 2pm–3pm | 67.1% | 0.0% | 73 |
| 3pm–4pm | 58.9% | 0.0% | 73 |
| 4pm–5pm | Limited data | 15 | |
| 5pm–6pm | Limited data | 7 | |
| 6pm–7pm | Limited data | 3 | |
| 7pm–8pm | Limited data | 21 | |
| 8pm–9pm | 82.4% | 1.8% | 169 |
| 9pm–10pm | 76.0% | 0.6% | 173 |
| 10pm–11pm | 71.2% | 0.4% | 251 |
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 TUL
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 | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 76.5% | -6.6 pts | 0.0% | 52 |
| Summer peak (Jun 15 - Aug 15) | 74.5% | -8.6 pts | 0.5% | 209 |
| All other days | 83.1% | — | 1.0% | 1,040 |
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).