Denver (DEN) to Pierre (PIR): On-Time Performance
Data through May 2026
SkyWest Airlines effectively owns the DEN–PIR corridor, operating 100% of its flights and landing on time 83% of the time. That concentration hasn't hurt reliability: the route beats the national on-time average by 5 points (83% vs 78%).
- On-time
- 83%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 1.8%
- Flights/day
- 1.5
- last 12 months
- Duration
- 1h 32m
- scheduled
- Distance
- 385 mi
Monthly on-time trend
Best time to fly from DEN to PIR
Aim for departures around 9 p.m. (89% on-time); avoid 3 p.m. departures (74%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 87% | 8 min |
| Tuesdaybest | 89% | 11 min |
| Wednesday | 84% | 25 min |
| Thursday | 83% | 10 min |
| Friday | 78% | 25 min |
| Saturday | 79% | 33 min |
| Sunday | 84% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft41%
- Airline operations40%
- National airspace system10%
- Weather9%
Frequently asked questions
- How often are flights from DEN to PIR delayed?
- 17% of DEN–PIR flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 18 minutes.
- What is the best time of day to fly from DEN to PIR?
- Departures around 9 p.m. have the best record (89% on-time), while departures around 3 p.m. have the worst (74%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DEN to PIR?
- The scheduled DEN–PIR flight time averages 1h 32m over 385 miles. Actual arrival times vary — flights on this route land 15+ minutes late 17% of the time.
- How often are DEN to PIR flights cancelled?
- 1.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What day of the week is most reliable for DEN to PIR?
- Tuesday flights have the best record at 89% on-time. Day-of-week differences on this route are meaningful — Friday trails at 78%.
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Based on 557 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.