Route
DEN → MKE
Denver International Airport General Mitchell International Airport
How punctual is this route?
- On-time arrivals
- 76.7%
- Less than 15 minutes late
- Cancelled
- 0.5%
- Of scheduled flights
- Average delay when late
- 67 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,307
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 35%
- Air traffic control & airport 15%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.0% | 225 |
| October 2025 | 87.1% | 232 |
| November 2025 | 83.5% | 171 |
| December 2025 | 76.2% | 168 |
| January 2026 | 84.5% | 155 |
| February 2026 | 78.7% | 136 |
| March 2026 | 74.7% | 159 |
| April 2026 | 81.6% | 160 |
| May 2026 | 78.4% | 190 |
| June 2026 | 68.5% | 236 |
| July 2026 | 71.3% | 248 |
| August 2026 | 62.3% | 227 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,246 | 73.0% | 0.8% | 60 min |
| United Airlines | 663 | 84.9% | 0.0% | 69 min |
| SkyWest Airlines | 357 | 72.6% | 0.6% | 90 min |
| Frontier Airlines | 41 | 92.7% | 0.0% | 59 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA1836
14% late · 364 flights
-
UA421
15% late · 110 flights
-
OO4802
12% late · 82 flights
-
OO4774
44% late · 81 flights
-
WN1627
37% late · 60 flights
-
WN2538
36% late · 59 flights
-
OO4785
38% late · 57 flights
-
WN1531
23% late · 53 flights
-
UA1728
18% late · 52 flights
-
WN1634
86% late · 52 flights
-
WN1953
44% late · 50 flights
-
WN2787
22% late · 50 flights
-
WN3185
12% late · 50 flights
-
WN2503
19% late · 47 flights
-
OO4806
15% late · 46 flights
-
WN1884
4% late · 45 flights
-
F91608
7% late · 41 flights
-
WN3255
20% late · 41 flights
-
UA1403
14% late · 37 flights
-
WN1626
3% late · 36 flights
-
WN1078
29% late · 35 flights
-
WN1939
39% late · 33 flights
-
WN2251
6% late · 31 flights
-
WN972
35% late · 31 flights
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