Which airline is most reliable for MIA (Miami) to LAX (Los Angeles)?

The most reliable airline on the MIA to LAX route is Delta Air Lines, with an on-time arrival rate of 88%.

How often are flights delayed from MIA to LAX?

About 25% of flights from MIA to LAX experience delays. 75% arrive on time.

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

When flights from MIA to LAX are delayed, the average delay is approximately 75 minutes.

Is a short connection safe after a MIA to LAX flight?

With 75% of MIA to LAX flights arriving on time and an average delay of 75 minutes when late, a connection under 60 minutes at LAX is risky. We recommend at least 75-90 minutes for domestic connections after this route.

MIA → LAX

MIA (Miami) to LAX (Los Angeles)

MIA (Miami) to LAX (Los Angeles) flights arrive on time 75% of the time. The most reliable airline on this route is Delta Air Lines at 88%. The average delay is 75 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated April 2026.

MIA → LAX on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 75% of flights arrive on schedule.

Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Accurate?

Delta Air Lines is significantly more reliable on this route at 88% on time vs American Airlines at 73%.

Airline Comparison

Delta Air Lines leads at 88% on time; American Airlines trails at 73%.

Accurate?

Good to know

Departing from MIA

76% on time

Expect ~19 min sitting on the taxiway after your gate pushes back. MIA has long runway queues.

TSA is currently ~29 min. Best time: 4 AM (about 5 min).

More about MIA →

Arriving at LAX

82% on time

When flights into LAX are late, the average delay is 68 minutes. Build buffer if you have ground plans.

If connecting at LAX: TSA is ~18 min right now. Allow at least 60 minutes for a domestic connection.

More about LAX →Connection times at LAX →

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MIA Airport LAX Airport

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