Flight Reliability
UA 5976 · United Airlines
SHV → Houston (SHV–IAH)83% of its flights flew this route. The rest (PIA–ORD, MRY–SFO) are included in these numbers.
- 86%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 1.7%
- Cancelled
- 16 min early
- Median arrival delay
Based on 177 historical flights. Data through May 2026.
What the data says
The 3–6 AM departure wins.
UA 5976 departing between 3–6 AM arrived on time 93% of the time, versus 52% between 6–9 AM.
Mondays have been rough.
UA 5976 arrived on time 100% of the time on Sundays and just 64% on Mondays. That gap is worth planning around.
Better than the SHV–IAH route average.
UA 5976 arrived on time 86% of the time, versus 78% across the SHV–IAH route.
A bit ahead of the United Airlines network.
UA 5976 arrived on time 86% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon64%(25 flights)
- Tue84%(25 flights)
- Wed96%(25 flights)
- Thu84%(25 flights)
- Fri88%(25 flights)
- Sat83%(24 flights)
- Sun100%(25 flights)
- 3–6 AM93%(146 flights)
- 6–9 AM52%(27 flights)
- 6–9 PM—(1 flights)
Jun 86% → Apr 52% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 86% | 29 |
| July 2025 | 90% | 31 |
| August 2025 | 97% | 31 |
| September 2025 | 93% | 30 |
| October 2025 | 96% | 25 |
| April 2026 | 52% | 27 |
- Departures on time
- 88%
- Diverted
- 0%
- Flights flown
- 174
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 177 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.