Historical on-time performance
Atlanta to Lexington KY
303 miData through Dec 2025Source: US DOT · BTS
Flights on ATL–LEX arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.4%of scheduled flights
based on 2,062 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time80%Medianon timep9040 minCancel1.4%Flights2,062
Why flights run late
Delay causes
- Airline44%
- Weather12%
- Air traffic (NAS)10%
- Late aircraft34%
- 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 ATL → LEX
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 — 90% on time.
- Mornings90% on time · p90 10 min · 1,054 flights
- Middays87% on time · p90 20 min · 1,539 flights
- Afternoons82% on time · p90 30 min · 1,065 flights
- Overnights81% on time · p90 30 min · 1,606 flights
- Evenings79% on time · p90 35 min · 799 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 88% on time.
- Wednesdays88% on time · p90 20 min · 862 flights
- Saturdays86% on time · p90 15 min · 738 flights
- Tuesdays86% on time · p90 20 min · 864 flights
- Mondays85% on time · p90 25 min · 911 flights
- Thursdays85% on time · p90 30 min · 901 flights
- Fridays80% on time · p90 30 min · 896 flights
- Sundays79% on time · p90 40 min · 891 flights
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