Historical on-time performance
Cincinnati to Denver
1,069 miData through Dec 2025Source: US DOT · BTS
Flights on CVG–DEN arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 1,319 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- United AirlinesOn-time82%Medianon timep9030 minCancel0.5%Flights728
- Frontier AirlinesOn-time82%Medianon timep9035 minCancel2.0%Flights255
- Southwest AirlinesOn-time64%Medianon timep9055 minCancel0.9%Flights336
Why flights run late
Delay causes
- Airline25%
- Weather5%
- Air traffic (NAS)31%
- Late aircraft38%
- 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 CVG → DEN
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 15 min · 2,352 flights
- Middays82% on time · p90 25 min · 536 flights
- Afternoons78% on time · p90 40 min · 1,481 flights
- Overnights63% on time · p90 60 min · 321 flights
- Evenings59% on time · p90 80 min · 585 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 84% on time.
- Tuesdays84% on time · p90 25 min · 692 flights
- Mondays81% on time · p90 30 min · 816 flights
- Wednesdays80% on time · p90 45 min · 708 flights
- Saturdays79% on time · p90 30 min · 735 flights
- Thursdays78% on time · p90 40 min · 751 flights
- Fridays78% on time · p90 40 min · 792 flights
- Sundays78% on time · p90 40 min · 781 flights
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