Historical on-time performance
Gunnison to Denver
152 miData through May 2026Source: US DOT · BTS
Flights on GUC–DEN arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled0.8%of scheduled flights
based on 994 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time78%Medianon timep9055 minCancel0.8%Flights994
Why flights run late
Delay causes
- Airline45%
- Weather8%
- Air traffic (NAS)26%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 8 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly GUC → DEN
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 87% on time.
- Middays87% on time · p90 15 min · 1,022 flights
- Mornings82% on time · p90 40 min · 1,050 flights
- Afternoons68% on time · p90 80 min · 394 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 85% on time.
- Wednesdays85% on time · p90 40 min · 346 flights
- Thursdays83% on time · p90 30 min · 349 flights
- Mondays82% on time · p90 40 min · 347 flights
- Sundays82% on time · p90 35 min · 351 flights
- Fridays82% on time · p90 45 min · 352 flights
- Tuesdays81% on time · p90 35 min · 346 flights
- Saturdays77% on time · p90 50 min · 378 flights
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