Which airline is most reliable for DTW (Detroit) to MIA (Miami)?

The most reliable airline on the DTW to MIA route is American Airlines, with an on-time arrival rate of 88%.

How often are flights delayed from DTW to MIA?

About 21% of flights from DTW to MIA experience delays. 79% arrive on time.

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

When flights from DTW to MIA are delayed, the average delay is approximately 62 minutes.

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

With 79% of DTW to MIA flights arriving on time and an average delay of 62 minutes when late, a connection under 60 minutes at MIA is risky. We recommend at least 75-90 minutes for domestic connections after this route.

DTW → MIA

DTW (Detroit) to MIA (Miami)

DTW (Detroit) to MIA (Miami) flights arrive on time 79% of the time. The most reliable airline on this route is American Airlines at 88%. The average delay is 62 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated August 2026.

DTW → MIA on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 79% of flights arrive on schedule.

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

Accurate?

American Airlines is significantly more reliable on this route at 88% on time vs Frontier Airlines at 65%.

Airline Comparison

American Airlines leads at 88% on time; Frontier Airlines trails at 65%.

Accurate?

Good to know

Departing from DTW

80% on time

Expect ~18 min sitting on the taxiway after your gate pushes back. DTW has long runway queues.

TSA is currently ~11 min. Best time: 4 AM (about 5 min).

More about DTW →

Arriving at MIA

76% on time

When flights into MIA are late, the average delay is 77 minutes. Build buffer if you have ground plans.

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

More about MIA →Connection times at MIA →

Flight cancelled or delayed?

Check what American Airlines owes you — refund rights, action plan, complaint email. Free.

Flying out of DTW? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

DTW Airport MIA Airport

Check the return: MIA → DTW

Flying this route?

Enter your flight number for a personalized delay briefing.

Check your flight

Know someone flying soon?

Send them the link — delay data, TSA waits, weather, all free.

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