Pierre Regional (PIR) Delays and On-Time Departures
Pierre, SD · ranked 84th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Pierre (PIR) had 660 scheduled departures and 83.6% of them left on time (US average 77.4%).
That ranks 84th of 333 US airports tracked on this site, with 1.8% of departures cancelled.
Over 24 months, Tuesday was the most reliable day (93% on time) and August the worst month (75%).
Best time of day to fly out of Pierre (PIR)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 88.1% | 2.2% | 362 |
| 9am–10am | Limited data | 2 | |
| 5pm–6pm | 78.6% | 1.5% | 261 |
| 6pm–7pm | Limited data | 13 | |
| 7pm–8pm | Limited data | 22 | |
Airlines at PIR ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| SkyWest Airlines | 83.6% | 80.7% | 1.8% | 660 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of PIR
On-time departures by day, 24 months.
Best month to fly out of PIR
On-time departures by month, 24 months.
Holiday travel at Pierre (PIR)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 15 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 27 | ||
| Summer peak (Jun 15 - Aug 15) | 80.8% | -3.6 pts | 0.9% | 105 |
| All other days | 84.4% | — | 1.6% | 513 |
Monthly on-time departure trend at PIR
On-time departure % each month, with the 12-month US average for reference.
Routes from Pierre (PIR)
Every route from PIR with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| PIR → Denver (DEN) | 80.7% | 1.8% | 660 |