Historical on-time performance
Charlotte to Denver
1,337 miData through Dec 2025Source: US DOT · BTS
Flights on CLT–DEN arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 2,586 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 minCancel0.4%Flights713
- American AirlinesOn-time70%Medianon timep9060 minCancel0.5%Flights1,721
- Southwest AirlinesOn-time57%Median5 minp9090 minCancel0.0%Flights152
Why flights run late
Delay causes
- Airline30%
- Weather4%
- Air traffic (NAS)28%
- Late aircraft37%
- Security1%
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 CLT → 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 — 85% on time.
- Mornings85% on time · p90 20 min · 2,478 flights
- Middays78% on time · p90 40 min · 1,731 flights
- Afternoons69% on time · p90 60 min · 1,630 flights
- Overnights58% on time · p90 75 min · 1,394 flights
- Evenings58% on time · p90 85 min · 1,559 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 75% on time.
- Wednesdays75% on time · p90 55 min · 1,178 flights
- Tuesdays73% on time · p90 50 min · 1,158 flights
- Fridays72% on time · p90 55 min · 1,313 flights
- Saturdays72% on time · p90 55 min · 1,153 flights
- Mondays71% on time · p90 55 min · 1,307 flights
- Sundays70% on time · p90 60 min · 1,372 flights
- Thursdays68% on time · p90 60 min · 1,311 flights
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