Flight Reliability
UA 5425 · United Airlines
San Francisco → RDM (SFO–RDM)92% of its flights flew this route. The rest (BDL–ORD, ORD–GRR) are included in these numbers.
- 77%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 1.6%
- Cancelled
- 4 min early
- Median arrival delay
Based on 320 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
UA 5425 departing between 6–9 AM arrived on time 91% of the time, versus 69% between 12–3 PM.
Sunday scaries are real for this one.
UA 5425 arrived on time 88% of the time on Saturdays and just 68% on Sundays. That gap is worth planning around.
Trending in the right direction.
UA 5425 arrived on time 83% of the time over the last three months in the data, compared with 72% in the three months before that.
The breakdown
- Mon74%(50 flights)
- Tue82%(34 flights)
- Wed79%(48 flights)
- Thu71%(49 flights)
- Fri84%(49 flights)
- Sat88%(33 flights)
- Sun68%(50 flights)
- 6–9 AM91%(11 flights)
- 12–3 PM69%(16 flights)
- 3–6 PM77%(286 flights)
Jun 76% → May 95% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 76% | 21 |
| July 2025 | 55% | 22 |
| August 2025 | 75% | 24 |
| September 2025 | 91% | 23 |
| October 2025 | 87% | 31 |
| November 2025 | 79% | 29 |
| December 2025 | 68% | 31 |
| January 2026 | 79% | 29 |
| February 2026 | 68% | 25 |
| March 2026 | 81% | 31 |
| April 2026 | 75% | 28 |
| May 2026 | 95% | 19 |
- Departures on time
- 78%
- Diverted
- 0.6%
- Flights flown
- 313
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 320 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.