Route · GUC → DEN · 2020–2025 BTS data
Gunnison to Denver
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), GUC to DEN (Gunnison to Denver) ranks #3011 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 79.6%
- On-time
- +0.6 pts
- vs US avg
- 92 min
- Delay when late
- 3,741
- Flights
- #3011 of 4927
- Corpus placement
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 |
GUC–DEN seasonal on-time pattern
Best: April (89.5%) · weakest: June (71.7%)
Strongest calendar month
April
89.5% on-time · ~44 flights/mo
Busiest calendar month
June
~75 flights/mo avg
Weakest calendar month
June
71.7% on-time · ~75 flights/mo
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.
GUC on-time profileDEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
DEN on-time profileCompare the two airports
See GUC and DEN side by side on delays, cancellations, and reliability.
Compare GUC vs DENOrigin-hub reliability standing
Mid-pack among GUC departures
From GUC, this corridor sits with 1 other 75–85% on-time routes out of 2 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 1 below 75%). Destination: Denver · fleet on-time rank #3304 of 4927.
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.
On the multi-year calendar, GUC–DEN peaks in April at 89.5% on-time while June carries the heaviest traffic (~75 flights per month) ; the softest month is June at 71.7%, a 17.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does GUC to DEN rank among US routes by traffic? ▼
How often are flights delayed from GUC to DEN? ▼
What is the cancellation rate for GUC to DEN? ▼
How far is the flight from GUC to DEN? ▼
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Airports on this route
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.
Using GUC–DEN data
GUC–DEN is mid-pack at 79.6% on-time; month and carrier mix move more than the corridor headline.
- Compare GUC and DEN airport profiles: delay causes and top routes differ even on the same corridor. GUC airport
- If your dates flex, April (89.5% on-time) beats June (71.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 79.6% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
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.