GSP (Greenville) to SFB (Sanford) flights arrive on time 47% of the time. The most reliable airline on this route is Allegiant Air at 46%. The average delay is 93 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.GSP → SFB
GSP (Greenville) to SFB (Sanford)
GSP → SFB on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is frequently delayed. About 47% 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 GSP
83% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. GSP has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SFB
71% on timeWhen flights into SFB are late, the average delay is 80 minutes. Build buffer if you have ground plans.
If connecting at SFB: 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.