CVG (Cincinnati) to IAH (Houston) flights arrive on time 86% of the time. The most reliable airline on this route is SkyWest Airlines at 100%. The average delay is 78 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.CVG → IAH
CVG (Cincinnati) to IAH (Houston)
CVG → IAH on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is usually on time. About 86% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
SkyWest Airlines is significantly more reliable on this route at 100% on time vs Frontier Airlines at 69%.
Airline Comparison
SkyWest Airlines leads at 100% on time; Frontier Airlines trails at 69%.
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 ~12 min. Best time: 4 AM (about 5 min).
Arriving at IAH
80% on timeWhen flights into IAH are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at IAH: TSA is ~11 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.