Route · DEN → MKE · 2020–2025 BTS data
Denver to Milwaukee
The DEN–MKE corridor (Denver, CO → Milwaukee, WI) runs behind the national average, served by 19 carriers across roughly 896 miles.
Data updated 2026-06-13
- 77.4%
- On-time
- -1.6 pts
- vs US avg
- 65 min
- Delay when late
- 14,140
- Flights
Cancelled
0.8%
Best Month
Oct 2024 87%
Worst Month
Jun 2025 54%
Distance
896 mi
Carriers
19
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 168 | 40 | 0 | 0 | WN,UA |
| Nov 2025 | 171 | 28 | 1 | 0 | UA,F9,WN |
| Oct 2025 | 232 | 30 | 0 | 0 | OO,UA,WN,F9 |
| Sep 2025 | 225 | 45 | 0 | 0 | UA,WN,OO,F9 |
| Aug 2025 | 239 | 90 | 1 | 1 | OO,WN,F9,UA |
| Jul 2025 | 268 | 105 | 1 | 0 | OO,UA,WN,F9 |
| Jun 2025 | 232 | 107 | 1 | 0 | OO,UA,WN,F9 |
| May 2025 | 203 | 64 | 2 | 2 | OO,UA,WN,F9 |
| Apr 2025 | 161 | 44 | 1 | 0 | F9,OO,UA,WN |
| Mar 2025 | 172 | 46 | 1 | 0 | OO,UA,WN,F9 |
| Feb 2025 | 145 | 29 | 1 | 1 | OO,UA,WN,F9 |
| Jan 2025 | 159 | 39 | 3 | 0 | OO,UA,WN |
| Dec 2024 | 173 | 34 | 0 | 0 | F9,OO,UA,WN |
| Nov 2024 | 200 | 42 | 3 | 0 | OO,UA,WN,F9 |
| Oct 2024 | 235 | 30 | 0 | 0 | UA,OO,WN,F9 |
| Sep 2024 | 236 | 39 | 0 | 0 | WN,OO,UA,F9 |
| Aug 2024 | 250 | 74 | 1 | 0 | F9,WN,OO,UA |
| Jul 2024 | 283 | 66 | 2 | 0 | F9,OO,UA,WN |
| Jun 2024 | 268 | 80 | 1 | 0 | F9,OO,UA,WN |
| May 2024 | 230 | 74 | 1 | 1 | F9,OO,UA,WN |
| Apr 2024 | 216 | 52 | 1 | 0 | F9,OO,UA,WN |
| Mar 2024 | 227 | 55 | 5 | 1 | F9,OO,UA,WN |
| Feb 2024 | 196 | 57 | 0 | 0 | F9,OO,UA,WN |
| Jan 2024 | 217 | 49 | 13 | 1 | F9,WN,OO,UA |
Cancellation Rate
0.8%
39 of 5,106 flights
Diversion Rate
0.1%
7 of 5,106 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Origin airport →MKE - Milwaukee
Full on-time, delay-cause, and seasonal performance for Milwaukee, WI.
Destination airport →Compare the two airports
See DEN and MKE side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DEN–MKE.
Routes with a similar on-time rate
What the Data Says About DEN to MKE
The Denver to Milwaukee corridor (DEN to MKE) posts a 77.4% on-time rate on the lower edge of the average band, based on 14,140 tracked flights. Late flights run 64.8 minutes behind on average. 19 carriers cover the 896-mile route; over the last 24 months, 39 of 5,106 flights were cancelled (0.8%) and 0.1% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 87% on-time, while Jun 2025 came in at just 54% - a 33-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.