Historical on-time performance
Denver to Fort Lauderdale
1,703 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–FLL arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,581 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 timep9040 minCancel0.3%Flights1,274
- Southwest AirlinesOn-time63%Medianon timep9075 minCancel0.7%Flights307
Why flights run late
Delay causes
- Airline27%
- Weather2%
- Air traffic (NAS)26%
- Late aircraft44%
- 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 → FLL
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 61% to 77% on time.
- Mornings77% on time · p90 40 min · 1,166 flights
- Overnights75% on time · p90 50 min · 497 flights
- Middays73% on time · p90 50 min · 1,601 flights
- Evenings67% on time · p90 60 min · 1,276 flights
- Afternoons61% on time · p90 60 min · 392 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 75% on time.
- Tuesdays75% on time · p90 40 min · 654 flights
- Mondays75% on time · p90 45 min · 702 flights
- Thursdays71% on time · p90 55 min · 689 flights
- Wednesdays71% on time · p90 50 min · 656 flights
- Sundays71% on time · p90 55 min · 743 flights
- Saturdays70% on time · p90 60 min · 800 flights
- Fridays69% on time · p90 60 min · 693 flights
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