Historical on-time performance
Denver to Cincinnati
1,069 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–CVG arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled0.8%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
- United AirlinesbestOn-time79%Medianon timep9045 minCancel0.5%Flights728
- Frontier AirlinesOn-time69%Medianon timep9075 minCancel1.6%Flights255
- Southwest AirlinesOn-time66%Medianon timep9045 minCancel0.9%Flights336
Why flights run late
Delay causes
- Airline27%
- Weather2%
- Air traffic (NAS)13%
- Late aircraft58%
- 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 → CVG
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 — 83% on time.
- Mornings83% on time · p90 25 min · 1,927 flights
- Middays77% on time · p90 35 min · 1,241 flights
- Evenings68% on time · p90 70 min · 1,310 flights
- Afternoons65% on time · p90 45 min · 521 flights
- Overnights56% on time · p90 95 min · 276 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 79% on time.
- Saturdays79% on time · p90 35 min · 735 flights
- Tuesdays78% on time · p90 40 min · 692 flights
- Wednesdays77% on time · p90 45 min · 708 flights
- Mondays77% on time · p90 45 min · 815 flights
- Thursdays73% on time · p90 45 min · 751 flights
- Fridays72% on time · p90 55 min · 792 flights
- Sundays71% on time · p90 55 min · 782 flights
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