Flight Reliability
UA 4374 · United Airlines
LRD → Houston (LRD–IAH)
71
Usually Fine
WanderNerd Reliability Score
- 74%
- Arrive within 15 minutes
- 15 min
- Average arrival delay
- 2.1%
- Cancelled
- 3 min early
- Median arrival delay
Based on 285 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
UA 4374 departing between 3–6 PM arrived on time 74% of the time, versus 64% between 12–3 PM.
Wednesdays have been rough.
UA 4374 arrived on time 91% of the time on Saturdays and just 65% on Wednesdays. That gap is worth planning around.
Lagging the LRD–IAH route.
UA 4374 arrived on time 74% of the time, versus 83% across the LRD–IAH route.
A bit behind the United Airlines network.
UA 4374 arrived on time 74% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon74%(42 flights)
- Tue68%(34 flights)
- Wed65%(37 flights)
- Thu69%(36 flights)
- Fri69%(45 flights)
- Sat91%(42 flights)
- Sun77%(43 flights)
- 12–3 PM64%(11 flights)
- 3–6 PM74%(268 flights)
68%
May
Jun 70% → May 68% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 70% | 23 |
| July 2025 | 80% | 15 |
| August 2025 | 68% | 25 |
| September 2025 | 77% | 30 |
| October 2025 | 65% | 31 |
| November 2025 | 64% | 25 |
| December 2025 | 84% | 25 |
| February 2026 | 100% | 15 |
| March 2026 | 80% | 30 |
| April 2026 | 70% | 30 |
| May 2026 | 68% | 25 |
- Departures on time
- 82%
- Diverted
- 0%
- Flights flown
- 279
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 285 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.