Historical on-time performance
Baltimore to Louisville
Flights on BWI–SDF arrive on time 77% of the time over the last 12 months.
based on 890 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9035 minCancel2.6%Flights890
Why flights run late
Delay causes
- Airline39%
- Weather5%
- Air traffic (NAS)10%
- Late aircraft46%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline9%
- Weather65%
- Air traffic (NAS)26%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 23 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 BWI → SDF
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 66% to 86% on time.
- Middays86% on time · p90 20 min · 795 flights
- Mornings85% on time · p90 20 min · 369 flights
- Evenings73% on time · p90 45 min · 309 flights
- Afternoons73% on time · p90 40 min · 380 flights
- Overnights66% on time · p90 65 min · 818 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 85% on time.
- Tuesdays85% on time · p90 20 min · 334 flights
- Wednesdays80% on time · p90 30 min · 336 flights
- Mondays77% on time · p90 35 min · 400 flights
- Thursdays76% on time · p90 35 min · 406 flights
- Fridays74% on time · p90 40 min · 408 flights
- Saturdays74% on time · p90 45 min · 347 flights
- Sundays68% on time · p90 50 min · 440 flights
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