Historical on-time performance
Fort Lauderdale to Denver
1,703 miData through Dec 2025Source: US DOT · BTS
Flights on FLL–DEN arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 1,580 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time84%Medianon timep9030 minCancel0.3%Flights1,273
- Southwest AirlinesOn-time72%Medianon timep9045 minCancel0.0%Flights307
Why flights run late
Delay causes
- Airline25%
- Weather3%
- Air traffic (NAS)29%
- Late aircraft43%
- 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 FLL → 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 — 89% on time.
- Mornings89% on time · p90 10 min · 2,092 flights
- Middays83% on time · p90 30 min · 756 flights
- Afternoons67% on time · p90 65 min · 1,326 flights
- Evenings55% on time · p90 85 min · 258 flights
- Overnights55% on time · p90 75 min · 498 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 81% on time.
- Wednesdays81% on time · p90 40 min · 653 flights
- Tuesdays80% on time · p90 35 min · 655 flights
- Mondays80% on time · p90 30 min · 701 flights
- Thursdays79% on time · p90 35 min · 688 flights
- Fridays76% on time · p90 45 min · 696 flights
- Saturdays73% on time · p90 55 min · 793 flights
- Sundays71% on time · p90 65 min · 744 flights
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