How often are LAX to IAH flights on time?

Flights from Los Angeles (LAX) to Houston (IAH) arrive on time 91% of the time across 30,407 flights of official data.

Which airline is most reliable on the LAX to IAH route?

United Airlines has the best on-time record on this route at 92% across 18,843 flights.

Route reliability

Flights from Los Angeles to Houston arrive on time 91% of the time across 30,407 flights. Here’s how each airline really performs.

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On-time rate

30,407 flights

On-time = arrived within 15 minutes of schedule, per BTS TranStats. Compare the reverse leg IAH → LAX.

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Are Some Airlines Really More Reliable Than Others?

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Score real LAX–IAH flights on reliability, weather, and connection safety — not just price.