Denver (DEN) to Dayton (DAY) flights
United Airlines flies nonstop from Denver International Airport to James M. Cox Dayton International Airport, with about 7 flights a week in July 2026. The 1,085-mile flight takes about 2h 41m gate to gate.
- Distance
- 1,085 mi · 1,746 km
- Flight time
- 2h 41m
- Airlines
- 1
- Seats filled
- 81%
Airlines flying DEN to DAY
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 7 | Airbus A319, Airbus A320-100/200, Boeing 737-900ER | 32,020 | 2h 40m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 3,290 | 2h 47m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to DAY flight schedule
2 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 6:00pm and the last at 6:06pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 709United Airlines | 6:00pm | 10:45pm | 21 | 43% |
| UA 1228United Airlines | 6:06pm | 10:55pm | 10 | 60% |
Is DEN to DAY on time?
From September 2025 to August 2026, 73% of 365 flights arrived within 15 minutes of schedule and 0.5% were cancelled. Flights leaving around 5pm were the most punctual (82%), those around 6pm the least (56%). Most delay time was caused by late-arriving aircraft (57%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 365 | 73% | 20 min | 0.5% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 31 | 3,471 | |
| September 2025 | 30 | 3,144 | |
| October 2025 | 31 | 3,095 | |
| November 2025 | 30 | 2,822 | |
| December 2025 | 31 | 3,131 | |
| January 2026 | 29 | 2,036 | |
| February 2026 | 28 | 1,626 | |
| March 2026 | 31 | 3,106 | |
| April 2026 | 30 | 3,225 | |
| May 2026 | 31 | 3,127 | |
| June 2026 | 29 | 3,228 | |
| July 2026 | 31 | 3,299 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.