Route
GUC → DEN
Gunnison Crested Butte Regional Airport Denver International Airport
152 miles
Return route DEN → GUC →
How punctual is this route?
- On-time arrivals
- 83.6%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 96 min
- Flights arriving 15+ minutes late
- Flights tracked
- 994
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 35%
- Late-arriving aircraft 29%
- Air traffic control & airport 19%
- Extreme weather 17%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.0% | 90 |
| October 2025 | 80.5% | 87 |
| November 2025 | 93.1% | 59 |
| December 2025 | 77.3% | 75 |
| January 2026 | 88.0% | 93 |
| February 2026 | 78.6% | 84 |
| March 2026 | 93.2% | 93 |
| April 2026 | 95.4% | 65 |
| May 2026 | 86.3% | 73 |
| June 2026 | 79.8% | 90 |
| July 2026 | 81.5% | 92 |
| August 2026 | 75.3% | 93 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 994 | 83.6% | 1.0% | 96 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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