GUC to DEN flight delays & on-time performance
Nonstop flights from Gunnison Crested Butte Regional Airport to Denver International Airport · 152 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GUC or DEN right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Gunnison (GUC) to Denver (DEN) arrived on time 83% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.8% were cancelled, and 8% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 1pm did best (89% on time); around 3pm did worst (68%).
- Sunday was the most reliable day to fly (86% on time) and Saturday the least (77%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (39%).
Which airline is most on time from GUC to DEN?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 83% | 0.8% | 15 min | 8.0% | 994 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am88%365 flights
- 1pm89%364 flights
- 3pm68%265 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday79%0.7% cancelled
- Tuesday86%0.0% cancelled
- Wednesday86%0.0% cancelled
- Thursday85%0.7% cancelled
- Friday81%0.7% cancelled
- Saturday77%1.4% cancelled
- Sunday86%2.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)39%
- Late-arriving aircraft24%
- Air traffic control & airport congestion20%
- Extreme weather17%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather88%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion0%
- Security0%
GUC to DEN: common questions
- How often are GUC to DEN flights on time?
- 83% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Gunnison to Denver cancelled?
- 0.8% of scheduled flights were cancelled (8 of 994).
- How long are typical delays?
- Across all flights the average arrival delay was 15 min (early arrivals count as zero). Flights that were late arrived 83 min behind schedule on average, and 8.0% of flights were an hour or more late.
- How long is taxi time at GUC?
- Flights on this route spent 29 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: GUC → DEN, nonstop flights by US airlines that report to the DOT. How we calculate this.