Denver (DEN) to Peoria (PIA): On-Time Performance
Data through July 2026
Denver (DEN) to Peoria (PIA) effectively runs on two schedules. In April 2026, 83% of arrivals were on time; in July 2025 that fell to 35% — a 48-point seasonal swing. Across the full period the route averages 63% on-time against a national 78%.
- On-time
- 63%
- arrived <15 min late
- Avg delay
- 28 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 1.2
- last 12 months
- Duration
- 2h 14m
- scheduled
- Distance
- 793 mi
Best airline from DEN to PIA
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 65% | 22 min | 1.0% | 489 |
| Allegiant Air | 58% | 43 min | 0.0% | 186 |
Monthly on-time trend
Best time to fly from DEN to PIA
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 60% | 28 min |
| Tuesday | 65% | 26 min |
| Wednesday | 69% | 17 min |
| Thursday | 62% | 28 min |
| Friday | 59% | 39 min |
| Saturdaybest | 76% | 13 min |
| Sunday | 61% | 35 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft39%
- Airline operations29%
- National airspace system24%
- Weather8%
Frequently asked questions
- How often are flights from DEN to PIA delayed?
- 37% of DEN–PIA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 28 minutes.
- Which airline is most reliable from DEN to PIA?
- SkyWest Airlines has the best on-time record on this route at 65%, based on 489 flights. 2 airlines flew DEN–PIA frequently enough to compare in this period.
- How long is the flight from DEN to PIA?
- The scheduled DEN–PIA flight time averages 2h 14m over 793 miles. Actual arrival times vary — flights on this route land 15+ minutes late 37% of the time.
- How often are DEN to PIA flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from DEN to PIA?
- July 2025 was the roughest month in this dataset, with only 35% of arrivals on time. The best was April 2026 at 83%. If your dates are flexible, that 48-point gap is worth planning around.
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Based on 675 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.