Which airline is most reliable for JFK (New York) to MIA (Miami)?

The most reliable airline on the JFK to MIA route is Delta Air Lines, with an on-time arrival rate of 78%.

How often are flights delayed from JFK to MIA?

About 27% of flights from JFK to MIA experience delays. 73% arrive on time.

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

When flights from JFK to MIA are delayed, the average delay is approximately 36 minutes.

JFK → MIA

JFK (New York) to MIA (Miami)

JFK (New York) to MIA (Miami) flights arrive on time 73% of the time. The most reliable airline on this route is Delta Air Lines at 78%. The average delay is 36 minutes. Delays on this route are most often caused by weather.

Source: Bureau of Transportation Statistics. Updated March 2026.

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JFK → MIA on-time performance by month

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This route is delayed fairly often. About 73% of flights arrive on schedule.

Delays on this route are most often caused by weather.

Delta Air Lines edges out JetBlue Airways on this route — 78% vs 72% on time.

Airline Comparison

Delta Air Lines leads at 78% on time; JetBlue Airways trails at 72%.

JFK Airport MIA Airport

Check the return: MIA → JFK

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