Historical on-time performance
Denver to Hays
298 miData through May 2026Source: US DOT · BTS
Flights on DEN–HYS arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay70 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-time77%Medianon timep9070 minCancel2.1%Flights627
Why flights run late
Delay causes
- Airline39%
- Weather11%
- Air traffic (NAS)7%
- Late aircraft43%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather85%
- Air traffic (NAS)15%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 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 DEN → HYS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 76% to 78% on time.
- Overnights78% on time · p90 70 min · 750 flights
- Afternoons76% on time · p90 50 min · 477 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 85% on time.
- Wednesdays85% on time · p90 30 min · 216 flights
- Tuesdays79% on time · p90 70 min · 116 flights · limited
- Mondays79% on time · p90 45 min · 218 flights
- Thursdays77% on time · p90 60 min · 213 flights
- Sundays76% on time · p90 55 min · 218 flights
- Fridays76% on time · p90 50 min · 217 flights
- Saturdays70% on time · p90 125 min · 117 flights · limited
Keep exploring