Flight Reliability
UA 4701 · United Airlines
Denver → RDD (DEN–RDD)92% of its flights flew this route. The rest (CAE–ORD, BZN–LAX) are included in these numbers.
- 82%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0%
- Cancelled
- 3 min early
- Median arrival delay
Based on 358 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
UA 4701 arrived on time 90% of the time on Saturdays and just 73% on Fridays. That gap is worth planning around.
A bit ahead of the United Airlines network.
UA 4701 arrived on time 82% of the time, versus 79% across the United Airlines network.
It basically never cancels.
Out of 358 scheduled flights, only 0.0% were cancelled.
Trending in the right direction.
UA 4701 arrived on time 83% of the time over the last three months in the data, compared with 73% in the three months before that.
The breakdown
- Mon77%(51 flights)
- Tue84%(50 flights)
- Wed80%(51 flights)
- Thu89%(52 flights)
- Fri73%(51 flights)
- Sat90%(51 flights)
- Sun84%(51 flights)
- 9 AM–12 PM82%(356 flights)
- 3–6 PM—(1 flights)
Jun 83% → May 84% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 83% | 30 |
| July 2025 | 84% | 31 |
| August 2025 | 77% | 31 |
| September 2025 | 100% | 23 |
| October 2025 | 87% | 31 |
| November 2025 | 93% | 30 |
| December 2025 | 67% | 30 |
| January 2026 | 77% | 31 |
| February 2026 | 75% | 28 |
| March 2026 | 84% | 31 |
| April 2026 | 80% | 30 |
| May 2026 | 84% | 31 |
- Departures on time
- 89%
- Diverted
- 0.3%
- Flights flown
- 357
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 358 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.