SFB (Sanford) to SDF (Louisville) flights arrive on time 67% of the time. The most reliable airline on this route is Allegiant Air at 66%. The average delay is 87 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 2026.SFB → SDF
SFB (Sanford) to SDF (Louisville)
SFB → SDF on-time performance by month
23
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JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is delayed fairly often. About 67% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Accurate?
Good to know
Departing from SFB
71% on timeTSA is currently ~16 min. Best time: 4 AM (about 5 min).
Arriving at SDF
81% on timeWhen flights into SDF are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at SDF: TSA is ~24 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Allegiant Air owes you — refund rights, action plan, complaint email. Free.
Flying out of SFB? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.