Historical on-time performance
Denver to Hays
298 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–HYS arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay80 min1 in 10 flights is worse (tail risk)
Cancelled2.1%of scheduled flights
based on 627 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time75%Medianon timep9080 minCancel2.1%Flights627
Why flights run late
Delay causes
- Airline33%
- Weather5%
- Air traffic (NAS)12%
- Late aircraft49%
- 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 → HYS
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 — 89% on time.
- Middays89% on time · p90 15 min · 56 flights · limited
- Overnights79% on time · p90 70 min · 608 flights
- Afternoons73% on time · p90 65 min · 360 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 83% on time.
- Wednesdays83% on time · p90 30 min · 174 flights · limited
- Thursdays80% on time · p90 65 min · 170 flights · limited
- Tuesdays79% on time · p90 70 min · 95 flights · limited
- Mondays77% on time · p90 75 min · 176 flights · limited
- Sundays76% on time · p90 60 min · 174 flights · limited
- Fridays76% on time · p90 45 min · 173 flights · limited
- Saturdays70% on time · p90 125 min · 94 flights · limited
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