Which airline is most reliable for IAH (Houston) to LAX (Los Angeles)?

We don't have enough airline-level data for the IAH to LAX route yet.

How often are flights delayed from IAH to LAX?

About 23% of flights from IAH to LAX experience delays. 77% arrive on time.

What's the average delay on IAH to LAX flights?

When flights from IAH to LAX are delayed, the average delay is approximately 47 minutes.

IAH → LAX

IAH (Houston) to LAX (Los Angeles)

IAH (Houston) to LAX (Los Angeles) flights arrive on time 77% of the time. The average delay is 47 minutes. Delays on this route are most often caused by weather.

Source: Bureau of Transportation Statistics. Updated March 2026.

Checking conditions so you don't have to...

IAH → LAX on-time performance by month

Worse

Better

This route is on time most of the time. About 77% of flights arrive on schedule.

Delays on this route are most often caused by weather.

IAH Airport LAX Airport

Check the return: LAX → IAH

Useful? Share it with someone who's flying.

Data last updated March 2026. Source: Bureau of Transportation Statistics.