Denver (DEN) to Dayton (DAY): On-Time Performance
Data through July 2026
Denver (DEN) to Dayton (DAY) effectively runs on two schedules. In February 2026, 93% of arrivals were on time; in May 2025 that fell to 45% — a 48-point seasonal swing. Across the full period the route averages 72% on-time against a national 78%.
- On-time
- 72%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 1.0
- last 12 months
- Duration
- 2h 50m
- scheduled
- Distance
- 1,085 mi
Best airline from DEN to DAY
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 75% | 15 min | 0.7% | 417 |
| United Airlines | 68% | 23 min | 0.0% | 344 |
Monthly on-time trend
Best time to fly from DEN to DAY
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 69% | 23 min |
| Tuesday | 72% | 15 min |
| Wednesday | 69% | 22 min |
| Thursday | 73% | 16 min |
| Friday | 73% | 18 min |
| Saturdaybest | 79% | 14 min |
| Sunday | 69% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft43%
- Airline operations30%
- National airspace system21%
- Weather6%
Frequently asked questions
- How often are flights from DEN to DAY delayed?
- 28% of DEN–DAY 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 19 minutes.
- Which airline is most reliable from DEN to DAY?
- SkyWest Airlines has the best on-time record on this route at 75%, based on 417 flights. 2 airlines flew DEN–DAY frequently enough to compare in this period.
- How long is the flight from DEN to DAY?
- The scheduled DEN–DAY flight time averages 2h 50m over 1,085 miles. Actual arrival times vary — flights on this route land 15+ minutes late 28% of the time.
- How often are DEN to DAY flights cancelled?
- 0.4% 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 DAY?
- May 2025 was the roughest month in this dataset, with only 45% of arrivals on time. The best was February 2026 at 93%. If your dates are flexible, that 48-point gap is worth planning around.
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Based on 761 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.