Route · GUC → DEN · 2020–2025 BTS data
Gunnison to Denver
The GUC–DEN corridor (Gunnison, CO → Denver, CO) runs ahead of the national average, served by 1 carrier across roughly 152 miles.
Data updated 2026-06-13
- 79.6%
- On-time
- +0.6 pts
- vs US avg
- 92 min
- Delay when late
- 3,741
- Flights
Cancelled
0.7%
Best Month
Sep 2024 97%
Worst Month
Jul 2025 57%
Distance
152 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 75 | 17 | 0 | 0 | OO |
| Nov 2025 | 59 | 4 | 1 | 0 | OO |
| Oct 2025 | 87 | 17 | 0 | 0 | OO |
| Sep 2025 | 90 | 18 | 0 | 0 | OO |
| Aug 2025 | 93 | 29 | 0 | 3 | OO |
| Jul 2025 | 93 | 40 | 1 | 0 | OO |
| Jun 2025 | 89 | 37 | 0 | 0 | OO |
| May 2025 | 72 | 21 | 0 | 1 | OO |
| Apr 2025 | 60 | 11 | 0 | 0 | OO |
| Mar 2025 | 96 | 18 | 0 | 0 | OO |
| Feb 2025 | 86 | 16 | 2 | 0 | OO |
| Jan 2025 | 93 | 17 | 0 | 0 | OO |
| Dec 2024 | 75 | 7 | 0 | 0 | OO |
| Nov 2024 | 59 | 8 | 4 | 0 | OO |
| Oct 2024 | 62 | 4 | 0 | 0 | OO |
| Sep 2024 | 63 | 2 | 0 | 0 | OO |
| Aug 2024 | 67 | 13 | 0 | 0 | OO |
| Jul 2024 | 66 | 10 | 0 | 0 | OO |
| Jun 2024 | 65 | 12 | 0 | 0 | OO |
| May 2024 | 40 | 7 | 0 | 0 | OO |
| Apr 2024 | 39 | 1 | 0 | 0 | OO |
| Mar 2024 | 62 | 7 | 1 | 0 | OO |
| Feb 2024 | 58 | 11 | 1 | 0 | OO |
| Jan 2024 | 62 | 12 | 2 | 0 | OO |
Cancellation Rate
0.7%
12 of 1,711 flights
Diversion Rate
0.2%
4 of 1,711 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
GUC - Gunnison
Full on-time, delay-cause, and seasonal performance for Gunnison, CO.
Origin airport →DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Destination airport →Compare the two airports
See GUC 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 GUC–DEN.
Routes with a similar on-time rate
Routes of a similar trip length
What the Data Says About GUC to DEN
3,741 tracked flights put the GUC to DEN pairing (Gunnison to Denver) at a 79.6% on-time rate, squarely in line with the wider network. Delays that do occur run 92.3 minutes on average. Across the 152-mile route and its 1 carrier, the trailing 24 months show 0.7% cancelled and 0.2% diverted (1,711 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 97% on-time, while Jul 2025 came in at just 57% - a 40-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.