Historical on-time performance
Denver to Rock Springs
260 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–RKS arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 729 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time73%Medianon timep9055 minCancel1.2%Flights729
Why flights run late
Delay causes
- Airline37%
- Weather11%
- Air traffic (NAS)21%
- Late aircraft31%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → RKS
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 88% on time.
- Mornings88% on time · p90 25 min · 94 flights · limited
- Middays78% on time · p90 40 min · 598 flights
- Overnights78% on time · p90 45 min · 1,091 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 82% on time.
- Sundays82% on time · p90 35 min · 240 flights
- Wednesdays81% on time · p90 45 min · 253 flights
- Tuesdays80% on time · p90 40 min · 240 flights
- Fridays79% on time · p90 35 min · 247 flights
- Saturdays79% on time · p90 40 min · 273 flights
- Thursdays77% on time · p90 45 min · 283 flights
- Mondays75% on time · p90 40 min · 249 flights
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