Flight Reliability
UA 4875 · United Airlines
AVP → Washington (AVP–IAD)95% of its flights flew this route. The rest (IAH–LFT, ECP–IAH) are included in these numbers.
92
Nerd Approved
WanderNerd Reliability Score
- 88%
- Arrive within 15 minutes
- 12 min
- Average arrival delay
- 0.7%
- Cancelled
- 14 min early
- Median arrival delay
Based on 147 historical flights. Data through May 2026.
What the data says
Skip Monday if you can.
UA 4875 arrived on time 94% of the time on Wednesdays. On Mondays: 83%.
Better than the United Airlines network average.
UA 4875 arrived on time 88% of the time, versus 79% across the United Airlines network.
Ticking up lately.
UA 4875 arrived on time 92% of the time over the last three months in the data, compared with 86% in the three months before that.
The breakdown
- Mon83%(23 flights)
- Tue91%(21 flights)
- Wed94%(18 flights)
- Thu86%(14 flights)
- Fri91%(22 flights)
- Sat83%(24 flights)
- Sun88%(24 flights)
- 6–9 AM89%(139 flights)
- 12–3 PM—(5 flights)
- 3–6 PM—(2 flights)
95%
May
Jun 80% → May 95% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 80% | 30 |
| July 2025 | 85% | 20 |
| August 2025 | 93% | 14 |
| March 2026 | 88% | 25 |
| April 2026 | 93% | 30 |
| May 2026 | 95% | 20 |
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 146
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 147 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.