Gunnison-Crested Butte Regional (GUC) Delays and On-Time Departures
Gunnison, CO · ranked 68th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Gunnison (GUC) had 1,268 scheduled departures and 84.1% of them left on time (US average 77.4%).
That ranks 68th of 333 US airports tracked on this site, with 2.0% of departures cancelled.
Among airlines at Gunnison (GUC), SkyWest Airlines left on time most often (84.8%).
Over 24 months, Tuesday was the most reliable day (85% on time) and August the worst month (74%).
Best time of day to fly out of Gunnison (GUC)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 84.5% | 1.0% | 730 |
| 8am–9am | Limited data | 12 | |
| 9am–10am | Limited data | 17 | |
| 10am–11am | Limited data | 4 | |
| 12pm–1pm | 69.9% | 4.2% | 260 |
| 1pm–2pm | 89.3% | 0.8% | 728 |
| 2pm–3pm | 80.5% | 6.6% | 121 |
| 3pm–4pm | 75.6% | 0.2% | 444 |
| 6pm–7pm | Limited data | 3 | |
Airlines at GUC ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| SkyWest Airlines | 84.8% | 82.9% | 2.0% | 1,224 |
| American Airlines | 65.1% | 71.4% | 2.3% | 44 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of GUC
On-time departures by day, 24 months.
Best month to fly out of GUC
On-time departures by month, 24 months.
Holiday travel at Gunnison (GUC)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 84.6% | -0.1 pts | 1.3% | 151 |
| Summer peak (Jun 15 - Aug 15) | 73.8% | -10.9 pts | 0.5% | 402 |
| All other days | 84.6% | — | 1.7% | 1,740 |
Monthly on-time departure trend at GUC
On-time departure % each month, with the 12-month US average for reference.
Routes from Gunnison (GUC)
Every route from GUC with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| GUC → Denver (DEN) | 82.9% | 0.8% | 994 |
| GUC → Dallas/Fort Worth (DFW) | 81.6% | 6.3% | 252 |