Which airline is most reliable for IAH (Houston) to MIA (Miami)?

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

How often are flights delayed from IAH to MIA?

About 22% of flights from IAH to MIA experience delays. 78% arrive on time.

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

When flights from IAH to MIA are delayed, the average delay is approximately 42 minutes.

IAH → MIA

IAH (Houston) to MIA (Miami)

IAH (Houston) to MIA (Miami) flights arrive on time 78% of the time. The average delay is 42 minutes. Delays on this route are most often caused by weather.

Source: Bureau of Transportation Statistics. Updated March 2026.

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IAH → MIA on-time performance by month

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This route is on time most of the time. About 78% of flights arrive on schedule.

Delays on this route are most often caused by weather.

IAH Airport MIA Airport

Check the return: MIA → IAH

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