SDF (Louisville) to HOU (Houston) flights arrive on time 81% of the time. The most reliable airline on this route is Southwest Airlines at 81%. The average delay is 55 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.SDF → HOU
SDF (Louisville) to HOU (Houston)
SDF → HOU on-time performance by month
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This route is on time most of the time. About 81% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
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Good to know
Departing from SDF
81% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. SDF has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at HOU
80% on timeWhen flights into HOU are late, the average delay is 55 minutes. Build buffer if you have ground plans.
If connecting at HOU: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.