Route Reliability
Detroit → Denver
DTW–DEN · 1,123 miles · Detroit Metropolitan Wayne County Airport to Denver International Airport
- 80%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 0.5%
- Cancelled
- 3,083
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines84%728 flights
- 2.Frontier Airlines83%446 flights
- 3.Delta Air Lines79%1,260 flights
- 4.Southwest Airlines76%649 flights
What the data says
Morning-you made the right choice.
DTW–DEN flights departing between 3–6 AM arrived on time 91% of the time, versus 53% between 9 PM–12 AM.
Saturday has been the better bet.
A small edge: 82% on time on Saturdays against 78% on Sundays.
United Airlines runs this route best.
United Airlines arrived on time 84% of the time on this route; Southwest Airlines managed 76%.
Trending in the right direction.
DTW–DEN flights arrived on time 85% of the time over the last three months in the data, compared with 71% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon78%(456 flights)
- Tue80%(410 flights)
- Wed82%(403 flights)
- Thu80%(455 flights)
- Fri80%(468 flights)
- Sat82%(383 flights)
- Sun78%(480 flights)
- 3–6 AM91%(81 flights)
- 6–9 AM89%(865 flights)
- 9 AM–12 PM86%(410 flights)
- 12–3 PM84%(504 flights)
- 3–6 PM75%(866 flights)
- 6–9 PM55%(214 flights)
- 9 PM–12 AM53%(115 flights)
Jun 72% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 72% | 278 |
| July 2025 | 73% | 280 |
| August 2025 | 85% | 276 |
| September 2025 | 90% | 257 |
| October 2025 | 85% | 256 |
| November 2025 | 86% | 223 |
| December 2025 | 65% | 240 |
| January 2026 | 70% | 218 |
| February 2026 | 78% | 214 |
| March 2026 | 78% | 276 |
| April 2026 | 89% | 258 |
| May 2026 | 87% | 279 |
Keep nerding
Based on 3,083 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.