Route Reliability
Austin → Houston
AUS–IAH · 140 miles · Austin–Bergstrom International Airport to George Bush Intercontinental Airport
- 77%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 1.5%
- Cancelled
- 2,858
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 77% of the time across 2,858 flights. No comparison to make.
What the data says
Morning flights do better here.
AUS–IAH flights departing between 3–6 AM arrived on time 95% of the time, versus 67% between 3–6 PM.
Wednesday comes out ahead.
A small edge: 80% on time on Wednesdays against 74% on Mondays.
Recent months have been rougher.
AUS–IAH flights arrived on time 74% of the time over the last three months in the data, compared with 90% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon74%(407 flights)
- Tue79%(382 flights)
- Wed80%(407 flights)
- Thu76%(410 flights)
- Fri76%(407 flights)
- Sat80%(385 flights)
- Sun75%(415 flights)
- 3–6 AM95%(353 flights)
- 6–9 AM71%(360 flights)
- 9 AM–12 PM79%(438 flights)
- 12–3 PM79%(638 flights)
- 3–6 PM67%(622 flights)
- 6–9 PM76%(402 flights)
Jun 72% → May 68% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 72% | 230 |
| July 2025 | 75% | 235 |
| August 2025 | 75% | 239 |
| September 2025 | 79% | 237 |
| October 2025 | 63% | 239 |
| November 2025 | 68% | 227 |
| December 2025 | 83% | 241 |
| January 2026 | 93% | 235 |
| February 2026 | 93% | 220 |
| March 2026 | 76% | 237 |
| April 2026 | 79% | 234 |
| May 2026 | 68% | 239 |
Same trip, other airports
Keep nerding
Based on 2,858 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.