Route · MDW → DEN · 2020–2025 BTS data
Chicago to Denver
The MDW–DEN corridor (Chicago, IL → Denver, CO) runs ahead of the national average, served by 3 carriers across roughly 895 miles.
Data updated 2026-06-13
- 79.2%
- On-time
- +0.2 pts
- vs US avg
- 63 min
- Delay when late
- 17,682
- Flights
Cancelled
1.4%
Best Month
Nov 2024 93%
Worst Month
Dec 2025 59%
Distance
895 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 197 | 81 | 2 | 0 | WN,F9 |
| Nov 2025 | 188 | 32 | 11 | 0 | F9,WN |
| Oct 2025 | 213 | 40 | 0 | 1 | WN,F9 |
| Sep 2025 | 202 | 30 | 0 | 0 | WN,F9 |
| Aug 2025 | 226 | 58 | 1 | 3 | WN,F9 |
| Jul 2025 | 299 | 113 | 3 | 1 | WN,F9 |
| Jun 2025 | 277 | 95 | 2 | 0 | WN,F9 |
| May 2025 | 212 | 64 | 4 | 0 | WN,F9 |
| Apr 2025 | 215 | 49 | 3 | 1 | F9,WN |
| Mar 2025 | 217 | 36 | 1 | 0 | WN,F9 |
| Feb 2025 | 189 | 36 | 2 | 0 | WN,F9 |
| Jan 2025 | 216 | 40 | 0 | 0 | WN,F9 |
| Dec 2024 | 246 | 35 | 1 | 0 | F9,WN |
| Nov 2024 | 239 | 17 | 4 | 1 | WN,F9 |
| Oct 2024 | 272 | 22 | 2 | 0 | WN,F9 |
| Sep 2024 | 265 | 21 | 1 | 1 | WN,F9 |
| Aug 2024 | 284 | 65 | 2 | 0 | F9,WN |
| Jul 2024 | 349 | 76 | 5 | 1 | F9,WN |
| Jun 2024 | 338 | 102 | 3 | 1 | F9,WN |
| May 2024 | 276 | 81 | 7 | 1 | F9,WN |
| Apr 2024 | 268 | 44 | 0 | 0 | F9,WN |
| Mar 2024 | 266 | 48 | 7 | 0 | F9,WN |
| Feb 2024 | 222 | 37 | 0 | 1 | F9,WN |
| Jan 2024 | 255 | 52 | 23 | 1 | F9,WN |
Cancellation Rate
1.4%
84 of 5,931 flights
Diversion Rate
0.2%
13 of 5,931 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MDW - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Origin airport →DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Destination airport →Compare the two airports
See MDW and DEN side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MDW–DEN.
Routes with a similar on-time rate
What the Data Says About MDW to DEN
17,682 tracked flights put the MDW to DEN pairing (Chicago to Denver) at a 79.2% on-time rate, squarely in line with the wider network. Delays that do occur run 63.3 minutes on average. Across the 895-mile route and its 3 carriers, the trailing 24 months show 1.4% cancelled and 0.2% diverted (5,931 flights sampled).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 93% on-time, while Dec 2025 came in at just 59% - a 34-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from MDW to DEN? ▼
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Flight Guides
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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.