Route · CMH → DEN · 2020–2025 BTS data
Columbus to Denver
The CMH–DEN corridor (Columbus, OH → Denver, CO) runs ahead of the national average, served by 20 carriers across roughly 1,154 miles.
Data updated 2026-06-13
- 80.7%
- On-time
- +1.7 pts
- vs US avg
- 66 min
- Delay when late
- 9,464
- Flights
Cancelled
0.5%
Best Month
Sep 2024 92%
Worst Month
Dec 2025 63%
Distance
1,154 mi
Carriers
20
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 141 | 52 | 0 | 0 | WN,F9,UA |
| Nov 2025 | 142 | 27 | 1 | 0 | UA,F9,WN |
| Oct 2025 | 166 | 30 | 1 | 0 | UA,WN,F9 |
| Sep 2025 | 146 | 21 | 0 | 1 | UA,WN,F9 |
| Aug 2025 | 148 | 40 | 1 | 0 | WN,F9,UA |
| Jul 2025 | 163 | 46 | 1 | 5 | UA,WN,F9 |
| Jun 2025 | 155 | 51 | 0 | 3 | UA,WN,F9 |
| May 2025 | 148 | 31 | 0 | 1 | UA,WN,F9 |
| Apr 2025 | 140 | 28 | 0 | 0 | UA,WN |
| Mar 2025 | 137 | 15 | 0 | 1 | UA,WN |
| Feb 2025 | 120 | 29 | 0 | 0 | UA,WN |
| Jan 2025 | 130 | 37 | 1 | 0 | UA,WN,F9 |
| Dec 2024 | 142 | 20 | 0 | 0 | F9,UA,WN |
| Nov 2024 | 142 | 29 | 1 | 0 | UA,WN,F9 |
| Oct 2024 | 148 | 14 | 0 | 0 | UA,WN,F9 |
| Sep 2024 | 144 | 11 | 0 | 0 | WN,UA,F9 |
| Aug 2024 | 154 | 32 | 2 | 1 | F9,WN,UA |
| Jul 2024 | 164 | 36 | 1 | 2 | F9,UA,WN |
| Jun 2024 | 158 | 42 | 0 | 0 | F9,UA,WN |
| May 2024 | 173 | 47 | 0 | 1 | F9,UA,WN |
| Apr 2024 | 163 | 28 | 0 | 0 | F9,UA,WN |
| Mar 2024 | 150 | 23 | 3 | 0 | UA,WN |
| Feb 2024 | 129 | 21 | 1 | 0 | UA,WN |
| Jan 2024 | 142 | 26 | 3 | 0 | F9,WN,UA |
Cancellation Rate
0.5%
16 of 3,545 flights
Diversion Rate
0.4%
15 of 3,545 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
CMH - Columbus
Full on-time, delay-cause, and seasonal performance for Columbus, OH.
Origin airport →DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Destination airport →Compare the two airports
See CMH 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 CMH–DEN.
Routes with a similar on-time rate
What the Data Says About CMH to DEN
9,464 tracked flights put the CMH to DEN pairing (Columbus to Denver) at a 80.7% on-time rate, squarely in line with the wider network. Delays that do occur run 65.9 minutes on average. Across the 1,154-mile route and its 20 carriers, the trailing 24 months show 0.5% cancelled and 0.4% diverted (3,545 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 92% on-time, while Dec 2025 came in at just 63% - a 29-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.