Flight Reliability
UA 4953 · United Airlines
HRL → Houston (HRL–IAH)
93
Nerd Approved
WanderNerd Reliability Score
- 88%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0.7%
- Cancelled
- 9 min early
- Median arrival delay
Based on 152 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
UA 4953 arrived on time 96% of the time on Tuesdays and just 78% on Sundays. That gap is worth planning around.
A bit ahead of the HRL–IAH route.
UA 4953 arrived on time 88% of the time, versus 83% across the HRL–IAH route.
Better than the United Airlines network average.
UA 4953 arrived on time 88% of the time, versus 79% across the United Airlines network.
Slipping a little lately.
UA 4953 arrived on time 85% of the time over the last three months in the data, compared with 90% in the three months before that.
The breakdown
- Mon91%(22 flights)
- Tue96%(24 flights)
- Wed79%(24 flights)
- Thu82%(22 flights)
- Fri96%(22 flights)
- Sat95%(19 flights)
- Sun78%(18 flights)
82%
May
Jun 79% → May 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 79% | 24 |
| January 2026 | 96% | 23 |
| February 2026 | 96% | 26 |
| March 2026 | 87% | 31 |
| April 2026 | 87% | 30 |
| May 2026 | 82% | 17 |
- Departures on time
- 90%
- Diverted
- 0%
- Flights flown
- 151
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 152 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.