Flight Reliability
UA 6337 · United Airlines
Houston → Pensacola (IAH–PNS)
70
Usually Fine
WanderNerd Reliability Score
- 69%
- Arrive within 15 minutes
- 24 min
- Average arrival delay
- 0%
- Cancelled
- 5 min early
- Median arrival delay
Based on 71 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
UA 6337 arrived on time 75% of the time on Mondays. On Fridays: 64%.
Lagging the IAH–PNS route.
UA 6337 arrived on time 69% of the time, versus 79% across the IAH–PNS route.
Lagging the United Airlines network.
UA 6337 arrived on time 69% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon75%(12 flights)
- Tue64%(11 flights)
- Wed64%(11 flights)
- Thu73%(11 flights)
- Fri64%(11 flights)
- Sat—(3 flights)
- Sun75%(12 flights)
67%
Aug
Jun 69% → Aug 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 29 |
| July 2025 | 70% | 27 |
| August 2025 | 67% | 15 |
- Departures on time
- 68%
- Diverted
- 0%
- Flights flown
- 71
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 71 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.