Historical on-time performance
Detroit to Lexington KY
296 miData through Dec 2025Source: US DOT · BTS
Flights on DTW–LEX arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 617 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysbestOn-time86%Medianon timep9025 minCancel0.0%Flights161
- SkyWest AirlinesOn-time77%Medianon timep9060 minCancel1.8%Flights456
Why flights run late
Delay causes
- Airline80%
- Weather12%
- Air traffic (NAS)8%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DTW → LEX
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 73% to 87% on time.
- Mornings87% on time · p90 20 min · 260 flights
- Afternoons85% on time · p90 25 min · 976 flights
- Overnights85% on time · p90 25 min · 784 flights
- Middays81% on time · p90 45 min · 160 flights · limited
- Evenings73% on time · p90 80 min · 162 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 88% on time.
- Tuesdays88% on time · p90 20 min · 335 flights
- Saturdays86% on time · p90 25 min · 295 flights
- Wednesdays85% on time · p90 20 min · 336 flights
- Mondays85% on time · p90 20 min · 345 flights
- Thursdays84% on time · p90 30 min · 344 flights
- Fridays81% on time · p90 45 min · 345 flights
- Sundays79% on time · p90 45 min · 342 flights
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