Route Reliability
Denver → Portland
DEN–PWM · 1,782 miles · Denver International Airport to Portland International Jetport
- 84%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0%
- Cancelled
- 220
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 84% of the time across 220 flights. No comparison to make.
What the data says
Saturdays have been rough.
DEN–PWM flights arrived on time 90% of the time on Mondays and just 74% on Saturdays. That gap is worth planning around.
It basically never cancels.
Out of 220 scheduled flights, only 0.0% were cancelled.
Trending in the right direction.
DEN–PWM flights arrived on time 90% of the time over the last three months in the data, compared with 80% in the three months before that.
Flights on this route
The breakdown
- Mon90%(31 flights)
- Tue87%(30 flights)
- Wed83%(30 flights)
- Thu83%(30 flights)
- Fri90%(30 flights)
- Sat74%(38 flights)
- Sun81%(31 flights)
- 9 AM–12 PM84%(212 flights)
- 3–6 PM—(8 flights)
Jun 77% → May 75% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 31 |
| July 2025 | 80% | 35 |
| August 2025 | 85% | 34 |
| September 2025 | 73% | 30 |
| October 2025 | 97% | 31 |
| November 2025 | 97% | 30 |
| May 2026 | 75% | 28 |
Keep nerding
Based on 220 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.