Route Reliability
Jacksonville → Houston
JAX–IAH · 816 miles · Jacksonville International Airport to George Bush Intercontinental Airport
- 85%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 0.6%
- Cancelled
- 1,288
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 85% of the time across 1,288 flights. No comparison to make.
What the data says
The 12–3 PM departure wins.
JAX–IAH flights departing between 12–3 PM arrived on time 100% of the time, versus 75% between 3–6 PM.
Sunday scaries are real for this one.
JAX–IAH flights arrived on time 88% of the time on Tuesdays. On Sundays: 81%.
Slipping a little lately.
JAX–IAH flights arrived on time 86% of the time over the last three months in the data, compared with 91% 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
- Mon84%(185 flights)
- Tue88%(180 flights)
- Wed87%(180 flights)
- Thu87%(182 flights)
- Fri85%(185 flights)
- Sat84%(179 flights)
- Sun81%(187 flights)
- 6–9 AM95%(361 flights)
- 9 AM–12 PM87%(465 flights)
- 12–3 PM100%(19 flights)
- 3–6 PM75%(430 flights)
- 6–9 PM—(3 flights)
Jun 71% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 71% | 119 |
| July 2025 | 83% | 121 |
| August 2025 | 79% | 110 |
| September 2025 | 95% | 95 |
| October 2025 | 88% | 118 |
| November 2025 | 84% | 114 |
| December 2025 | 86% | 122 |
| January 2026 | 95% | 95 |
| February 2026 | 92% | 83 |
| March 2026 | 89% | 91 |
| April 2026 | 87% | 90 |
| May 2026 | 81% | 120 |
Same trip, other airports
Keep nerding
Based on 1,288 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.