Flight Reliability
UA 4925 · United Airlines
Manchester → Washington (MHT–IAD)
57
A Little Dicey
WanderNerd Reliability Score
- 74%
- Arrive within 15 minutes
- 16 min
- Average arrival delay
- 3.5%
- Cancelled
- 8 min early
- Median arrival delay
Based on 312 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
UA 4925 arrived on time 83% of the time on Wednesdays. On Fridays: 70%.
A bit behind the MHT–IAD route.
UA 4925 arrived on time 74% of the time, versus 80% across the MHT–IAD route.
A bit behind the United Airlines network.
UA 4925 arrived on time 74% of the time, versus 79% across the United Airlines network.
Keep a backup plan handy.
UA 4925 was cancelled 3.5% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon75%(44 flights)
- Tue71%(44 flights)
- Wed83%(46 flights)
- Thu71%(44 flights)
- Fri70%(46 flights)
- Sat75%(32 flights)
- Sun72%(39 flights)
77%
May
Jun 67% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 24 |
| July 2025 | 67% | 21 |
| August 2025 | 85% | 27 |
| September 2025 | 88% | 24 |
| November 2025 | 58% | 24 |
| December 2025 | 60% | 30 |
| January 2026 | 72% | 25 |
| February 2026 | 80% | 25 |
| March 2026 | 76% | 29 |
| April 2026 | 80% | 30 |
| May 2026 | 77% | 30 |
- Departures on time
- 79%
- Diverted
- 1.9%
- Flights flown
- 295
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 312 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.