Flight Reliability
UA 1145 · United Airlines
Denver → Portland (DEN–PDX)
100
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 5 min early
- Average arrival delay
- 0%
- Cancelled
- 9 min early
- Median arrival delay
Based on 68 historical flights. Data through May 2026.
What the data says
Saturday is the weak spot.
UA 1145 arrived on time 100% of the time on Thursdays. On Saturdays: 90%.
Well ahead of the DEN–PDX route.
UA 1145 arrived on time 94% of the time, versus 75% across the DEN–PDX route.
Well ahead of the United Airlines network.
UA 1145 arrived on time 94% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon—(9 flights)
- Tue90%(10 flights)
- Wed90%(10 flights)
- Thu100%(10 flights)
- Fri100%(10 flights)
- Sat90%(10 flights)
- Sun—(9 flights)
96%
Oct
Aug 77% → Oct 96% on time
| Month | On-time percentage | Flights |
|---|---|---|
| August 2025 | 77% | 13 |
| September 2025 | 100% | 30 |
| October 2025 | 96% | 25 |
- Departures on time
- 91%
- Diverted
- 0%
- Flights flown
- 68
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 68 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.