RDU (Raleigh) to CVG (Cincinnati) flights arrive on time 89% of the time. The most reliable airline on this route is Republic Airways at 92%. The average delay is 69 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 2026.RDU → CVG
RDU (Raleigh) to CVG (Cincinnati)
RDU → CVG on-time performance by month
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This route is usually on time. About 89% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Republic Airways is significantly more reliable on this route at 92% on time vs Frontier Airlines at 72%.
Airline Comparison
Republic Airways leads at 92% on time; Frontier Airlines trails at 72%.
Accurate?
Good to know
Departing from RDU
79% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. RDU has long runway queues.
TSA is currently ~14 min. Best time: 4 AM (about 5 min).
Arriving at CVG
80% on timeWhen flights into CVG are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at CVG: TSA is ~12 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Republic Airways owes you — refund rights, action plan, complaint email. Free.
Flying out of RDU? 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.