Detroit (DTW) to Denver (DEN) flights
Delta Air Lines, Frontier Airlines, Southwest Airlines, United Airlines fly nonstop from Detroit Metropolitan Wayne County Airport to Denver International Airport, with about 66 flights a week in July 2026. The 1,123-mile flight takes about 3h 9m gate to gate.
- Distance
- 1,123 mi · 1,807 km
- Flight time
- 3h 9m
- Airlines
- 4
- Seats filled
- 84%
Airlines flying DTW to DEN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 25 | Airbus A321, Airbus A320-100/200, Boeing 737-900ER | 181,190 | 3h 9m |
| Frontier Airlines | 14 | Airbus A321, Airbus A320neo, Airbus A320-100/200 | 86,144 | 3h 12m |
| Southwest Airlines | 14 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 89,844 | 3h 2m |
| United Airlines | 14 | Airbus A320-100/200, Boeing 737-800, Airbus A319 | 94,037 | 3h 13m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DTW to DEN flight schedule
13 flight numbers flew this route in August 2026, 8 of them almost daily. The first usually leaves at 6:20am and the last at 9:40pm. 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) |
|---|---|---|---|---|
| WN 493Southwest Airlines | 6:20am | 7:15am | 12 | 92% |
| F9 2211Frontier Airlines | 7:40am | 8:54am | 31 | 83% |
| UA 1846United Airlines | 8:00am | 9:14am | 10 | 80% |
| DL 1113Delta Air Lines | 8:45am | 9:52am | 31 | 86% |
| UA 2302United Airlines | 9:06am | 10:18am | 21 | 91% |
| DL 1648Delta Air Lines | 12:42pm | 1:45pm | 31 | 84% |
| F9 3565Frontier Airlines | 1:19pm | 2:35pm | 31 | 84% |
| WN 267Southwest Airlines | 1:45pm | 2:45pm | 12 | 42% |
| UA 302United Airlines | 3:29pm | 4:41pm | 31 | 81% |
| DL 2431Delta Air Lines | 4:18pm | 5:23pm | 31 | 70% |
| WN 4886Southwest Airlines | 5:00pm | 5:55pm | 28 | 61% |
| WN 425Southwest Airlines | 5:35pm | 6:30pm | 4 | n/a |
| DL 1644Delta Air Lines | 9:40pm | 10:48pm | 17 | 78% |
Is DTW to DEN on time?
From September 2025 to August 2026, 80% of 3,110 flights arrived within 15 minutes of schedule and 0.5% were cancelled. Flights leaving around 6am were the most punctual (91%), those around 4pm the least (72%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,248 | 79% | 13 min | 0.2% |
| United Airlines | 727 | 83% | 12 min | 0.7% |
| Southwest Airlines | 649 | 74% | 17 min | 0.6% |
| Frontier Airlines | 486 | 83% | 15 min | 1% |
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
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 5am to 6am | 99 | 93% | |
| 6am to 7am | 163 | 91% | |
| 7am to 8am | 160 | 85% | |
| 8am to 9am | 544 | 87% | |
| 9am to 10am | 283 | 84% | |
| 12pm to 1pm | 369 | 83% | |
| 1pm to 2pm | 204 | 83% | |
| 3pm to 4pm | 220 | 78% | |
| 4pm to 5pm | 574 | 72% | |
| 5pm to 6pm | 124 | 58% | |
| 6pm to 7pm | 71 | 49% | |
| 8pm to 9pm | 85 | 72% | |
| 9pm to 10pm | 78 | 73% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 277 | 45,205 | |
| September 2025 | 257 | 40,486 | |
| October 2025 | 256 | 38,116 | |
| November 2025 | 224 | 29,517 | |
| December 2025 | 240 | 36,045 | |
| January 2026 | 218 | 28,192 | |
| February 2026 | 214 | 30,321 | |
| March 2026 | 277 | 37,099 | |
| April 2026 | 259 | 31,089 | |
| May 2026 | 280 | 42,158 | |
| June 2026 | 281 | 45,766 | |
| July 2026 | 292 | 47,295 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.