Best Time to Fly DEN to PIA: On-Time Stats by Hour & Airline
Denver International → General Downing - Peoria International
Data through July 2026 · Last updated October 18, 2026
432 flights were scheduled from Denver (DEN) to Peoria (PIA) in the last 12 months, and 66.7% of those that flew arrived on time, 11.0 points below the US average of 77.6%.
SkyWest Airlines was the most punctual of the 2 airlines on the route at 67.9%, while Allegiant Air trailed at 60.3%.
February has been the best month (80% on time) and Friday the weakest day of the week (60%).
1.2% of flights were cancelled, versus 1.8% nationally.
DEN to PIA on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 67.9% | 64 min | 1.4% | 364 |
| Allegiant Air | 60.3% | 95 min | 0.0% | 68 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DEN to PIA
On-time arrival % by scheduled departure hour (local time), 666 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 11am–12pm | Limited data | 29 | |
| 12pm–1pm | Limited data | 12 | |
| 1pm–2pm | Limited data | 11 | |
| 2pm–3pm | Limited data | 4 | |
| 4pm–5pm | Limited data | 27 | |
| 5pm–6pm | 63.9% | 0.9% | 565 |
| 6pm–7pm | Limited data | 18 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DEN to PIA
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 13 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 26 | ||
| Summer peak (Jun 15 - Aug 15) | 51.0% | -16.5 pts | 0.0% | 144 |
| All other days | 67.5% | — | 1.0% | 483 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).