Route Reliability
Houston → Austin
HOU–AUS · 148 miles · William P. Hobby Airport to Austin–Bergstrom International Airport
- 75%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0.3%
- Cancelled
- 1,446
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 75% of the time across 1,446 flights. No comparison to make.
What the data says
Morning flights do better here.
HOU–AUS flights departing between 6–9 AM arrived on time 93% of the time, versus 59% between 3–6 PM.
Sunday scaries are real for this one.
HOU–AUS flights arrived on time 84% of the time on Tuesdays and just 66% on Sundays. That gap is worth planning around.
It basically never cancels.
Out of 1,446 scheduled flights, only 0.3% were cancelled.
Recent months have been rougher.
HOU–AUS flights arrived on time 68% of the time over the last three months in the data, compared with 86% in the three months before that.
Flights on this route
The breakdown
- Mon76%(203 flights)
- Tue84%(195 flights)
- Wed78%(195 flights)
- Thu75%(204 flights)
- Fri73%(201 flights)
- Sat77%(219 flights)
- Sun66%(224 flights)
- 6–9 AM93%(203 flights)
- 9 AM–12 PM88%(375 flights)
- 12–3 PM69%(213 flights)
- 3–6 PM59%(97 flights)
- 6–9 PM69%(318 flights)
- 9 PM–12 AM62%(235 flights)
Jun 66% → May 62% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 66% | 128 |
| July 2025 | 62% | 131 |
| August 2025 | 81% | 139 |
| September 2025 | 85% | 136 |
| October 2025 | 77% | 144 |
| November 2025 | 63% | 93 |
| December 2025 | 80% | 95 |
| January 2026 | 89% | 139 |
| February 2026 | 90% | 125 |
| March 2026 | 71% | 112 |
| April 2026 | 70% | 98 |
| May 2026 | 62% | 101 |
Same trip, other airports
Keep nerding
Based on 1,446 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.