MCI (Kansas City) to IAH (Houston) flights arrive on time 86% of the time. The most reliable airline on this route is United Airlines at 87%. 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.MCI → IAH
MCI (Kansas City) to IAH (Houston)
MCI → IAH on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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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?
United Airlines edges out SkyWest Airlines on this route — 87% vs 77% on time.
Airline Comparison
United Airlines leads at 87% on time; SkyWest Airlines trails at 77%.
Accurate?
Good to know
Departing from MCI
81% on timeTSA is currently ~22 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.
Flight cancelled or delayed?
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Data last updated March 2026. Source: Bureau of Transportation Statistics.