Flight Reliability
UA 4344 · United Airlines
Houston → HRL (IAH–HRL)96% of its flights flew this route. The rest (IAD–BUF, IAD–RIC) are included in these numbers.
87
Pretty Reliable
WanderNerd Reliability Score
- 83%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 1.0%
- Cancelled
- 13 min early
- Median arrival delay
Based on 305 historical flights. Data through May 2026.
What the data says
Monday is the weak spot.
UA 4344 arrived on time 87% of the time on Fridays. On Mondays: 76%.
A bit ahead of the United Airlines network.
UA 4344 arrived on time 83% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon76%(42 flights)
- Tue85%(41 flights)
- Wed85%(41 flights)
- Thu85%(41 flights)
- Fri87%(46 flights)
- Sat79%(47 flights)
- Sun84%(44 flights)
- 6–9 AM—(6 flights)
- 12–3 PM83%(296 flights)
81%
May
Jun 50% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 50% | 30 |
| July 2025 | 74% | 31 |
| August 2025 | 85% | 20 |
| October 2025 | 100% | 10 |
| November 2025 | 86% | 28 |
| December 2025 | 93% | 27 |
| January 2026 | 83% | 30 |
| February 2026 | 93% | 28 |
| March 2026 | 90% | 30 |
| April 2026 | 90% | 30 |
| May 2026 | 81% | 31 |
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 302
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 305 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.