MIA (Miami) to CHS (Charleston) flights arrive on time 71% of the time. The most reliable airline on this route is null at 76%. The average delay is 76 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated August 2026.MIA → CHS
MIA (Miami) to CHS (Charleston)
MIA → CHS on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 71% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
null edges out American Airlines on this route — 76% vs 69% on time.
Airline Comparison
leads at 76% on time; American Airlines trails at 69%.
Accurate?
Good to know
Departing from MIA
76% on timeExpect ~20 min sitting on the taxiway after your gate pushes back. MIA has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at CHS
80% on timeWhen flights into CHS are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at CHS: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
CHS has a 2.2% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what owes you — refund rights, action plan, complaint email. Free.
Flying out of MIA? 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 August 2026. Source: Bureau of Transportation Statistics.