Historical on-time performance
Fort Lauderdale to Detroit
1,127 miData through May 2026Source: US DOT · BTS
Flights on FLL–DTW arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled1.7%of scheduled flights
based on 2,723 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time77%Medianon timep9050 minCancel1.3%Flights1,826
- Spirit AirlinesOn-time62%Medianon timep9085 minCancel2.5%Flights897
Why flights run late
Delay causes
- Airline39%
- Weather3%
- Air traffic (NAS)18%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline67%
- Weather31%
- Air traffic (NAS)2%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 45 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly FLL → DTW
All airlines · rolling 36 months (2023-06 .. 2026-05).
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 · 2,626 flights
- Middays77% on time · p90 45 min · 1,634 flights
- Afternoons71% on time · p90 60 min · 1,639 flights
- Evenings65% on time · p90 80 min · 961 flights
- Overnights62% on time · p90 95 min · 885 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 82% on time.
- Wednesdays82% on time · p90 35 min · 1,033 flights
- Tuesdays81% on time · p90 35 min · 1,029 flights
- Thursdays78% on time · p90 50 min · 1,138 flights
- Saturdays76% on time · p90 55 min · 1,127 flights
- Fridays75% on time · p90 50 min · 1,140 flights
- Mondays74% on time · p90 55 min · 1,129 flights
- Sundays69% on time · p90 70 min · 1,149 flights
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