IAH (Houston) to SNA (Santa Ana) flights arrive on time 82% of the time. The most reliable airline on this route is United Airlines at 83%. The average delay is 56 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.IAH → SNA
IAH (Houston) to SNA (Santa Ana)
IAH → SNA on-time performance by month
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This route is on time most of the time. About 82% 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 IAH
80% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. IAH has long runway queues.
TSA is currently ~11 min. Best time: 4 AM (about 5 min).
Arriving at SNA
82% on timeWhen flights into SNA are late, the average delay is 61 minutes. Build buffer if you have ground plans.
If connecting at SNA: TSA is ~5 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.