CVG (Cincinnati) to CHS (Charleston) flights arrive on time 79% of the time. The most reliable airline on this route is Allegiant Air at 78%. The average delay is 76 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.CVG → CHS
CVG (Cincinnati) to CHS (Charleston)
CVG → CHS on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is on time most of the time. About 79% 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 CVG
81% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. CVG has long runway queues.
TSA is currently ~13 min. Best time: 4 AM (about 5 min).
Arriving at CHS
80% on timeWhen flights into CHS are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at CHS: TSA is ~23 min right now. Allow at least 60 minutes for a domestic connection.
CHS has a 2.1% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what Allegiant Air owes you — refund rights, action plan, complaint email. Free.
Let us watch your flight
We worry about delays, TSA, weather, and gates so you don't have to.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated May 2026. Source: Bureau of Transportation Statistics.