Flight Reliability
UA 4917 · United Airlines
Houston → LRD (IAH–LRD)88% of its flights flew this route. The rest (ICT–IAH, OKC–IAH) are included in these numbers.
94
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 2 min early
- Average arrival delay
- 0%
- Cancelled
- 15 min early
- Median arrival delay
Based on 93 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 6–9 AM arrived on time 90% of the time, against 85% between 9 AM–12 PM.
Sunday scaries are real for this one.
UA 4917 arrived on time 100% of the time on Tuesdays and just 71% on Sundays. That gap is worth planning around.
Better than the United Airlines network average.
UA 4917 arrived on time 86% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon80%(15 flights)
- Tue100%(15 flights)
- Wed92%(13 flights)
- Thu71%(14 flights)
- Fri94%(16 flights)
- Sat—(6 flights)
- Sun71%(14 flights)
- 6–9 AM90%(10 flights)
- 9 AM–12 PM85%(82 flights)
- 12–3 PM—(1 flights)
93%
May
Feb 91% → May 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| February 2026 | 91% | 11 |
| March 2026 | 83% | 24 |
| April 2026 | 80% | 30 |
| May 2026 | 93% | 27 |
- Departures on time
- 89%
- Diverted
- 0%
- Flights flown
- 93
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 93 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.