Historical on-time performance
Denver to Gunnison
152 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–GUC arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 993 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time80%Medianon timep9045 minCancel0.5%Flights993
Why flights run late
Delay causes
- Airline28%
- Weather15%
- Air traffic (NAS)28%
- Late aircraft29%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → GUC
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Middays are the most reliable time of day to fly this route — 84% on time.
- Middays84% on time · p90 25 min · 1,323 flights
- Evenings76% on time · p90 60 min · 980 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 82% on time.
- Tuesdays82% on time · p90 40 min · 323 flights
- Mondays82% on time · p90 35 min · 326 flights
- Fridays81% on time · p90 50 min · 326 flights
- Sundays81% on time · p90 45 min · 331 flights
- Thursdays81% on time · p90 35 min · 323 flights
- Saturdays79% on time · p90 25 min · 357 flights
- Wednesdays78% on time · p90 45 min · 324 flights
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