Miami · FL

MIA — Miami International Airport

One long concourse, and no rail to the beach

Miami's terminal layout is unusual and helpful: rather than separate buildings, it is essentially one continuous horseshoe concourse divided into lettered sections, so most connections are a walk rather than a shuttle ride. The walk can be very long, but it is a walk.

The thing to plan around is the other side. MIA has a good rail link to downtown Miami and none at all to Miami Beach, which is where most visitors are actually going. That gap catches a lot of first-time arrivals.

Terminals and how they connect

North, Central and South Terminals

Lettered concourses D, E, F, G, H and J arranged along one connected structure. In practice you move between most of them on foot behind security, which is why MIA connections are simpler than the airport's size suggests.

Distances are real

Concourse D alone runs for well over a mile end to end and has its own automated Skytrain along the top level to save the walk. Budget time by minutes rather than by whether a shuttle is involved.

The Miami Intermodal Center

A separate building east of the terminals holding all the rental car companies, Metrorail, Tri-Rail and regional buses. It is reached by the MIA Mover, a free automated shuttle from the terminal's third level.

Getting into Miami

Times below are realistic ranges rather than best cases. Rail journeys keep to a timetable; road journeys do not, and treating the two the same is how people miss flights.

Metrorail Orange Line

25 to 35 minutes to downtown

Take the MIA Mover to the Intermodal Center, then Metrorail to Government Center or Brickell. Cheap, quick and reliable, and connects to the free Metromover loop around downtown and Brickell.

Taxi or ride-hailing to Miami Beach

25 to 50 minutes

There is no train to the beach, so this is the practical route. Taxis run on a flat-fare zone system to Miami Beach; ride-hailing is metered by demand and pickups are from designated areas on the arrivals level.

Tri-Rail

Varies widely

Commuter rail north towards Fort Lauderdale and West Palm Beach from the Intermodal Center. Genuinely useful if you are heading up the coast rather than into Miami.

Metrobus

45 to 80 minutes

Several routes including a service towards Miami Beach. The cheapest way to the beach by a large margin and the slowest, with limited luggage room.

Connecting through MIA

Because the concourses are largely joined behind security, a domestic connection at MIA is usually a matter of walking, and ninety minutes is comfortable even across a long distance. International arrivals are the constraint: MIA is one of the busiest US entry points for Latin America and the Caribbean, and immigration halls at peak times can absorb well over an hour on their own. If you are connecting from an international arrival to a domestic departure, count that queue plus baggage reclaim and re-check before you decide two hours is enough.

Worth knowing before you fly

Use the Skytrain in Concourse D

The automated train along the top of the concourse saves a walk that can otherwise run twenty minutes or more. It is easy to miss and signposted less clearly than it deserves.

Nothing runs on rails to Miami Beach

Plan a taxi, a ride-hail or a bus across the causeway. The flat-fare taxi zones make the cost predictable, and at peak times a cab from the rank often beats waiting out a surge.

Hurricane season affects schedules, not just weather

From roughly June to November, tropical systems can close the airport at short notice and disrupt the network for days. Travel insurance and flexible fare rules mean more here than on most domestic routes, and are worth understanding before you pay.

Terminal assignments, transit timetables and fares all change. Confirm the details that matter to your trip with the airport or transport operator before you travel.

Will you make your connection at MIA?

We hold MIA's transfer times from Miami International Airport, Flight Connections, read on 2026-07-29, so the full guide does this arithmetic with the airport's own published figures rather than asking you for them.

Open the MIA layover guide

If your flight through MIA is cancelled or badly delayed

MIA in the DOT's own numbers

Departures from Miami as the carriers filed them with the US Department of Transportation for May 2026. This is the figure that decides whether a delay here is anybody's fault but the weather's.

MIA ranks 15th of 41 for departures among the airports we cover, its 25.9% late rate is 3.5 points worse than the 22.4% median, the 10th-worst here, and 77.7% of the filed delay minutes were coded as carrier delay or late-arriving aircraft rather than extreme weather or air traffic control — above the 74.6% median, which matters because a delay coded to the carrier is the kind a contract can be held to.

Departures filed: 8,013
Over 15 min late: 25.9%
Cancelled: 0.5%
Carrier delay + late-arriving aircraft: 77.7%

The last figure is the share of filed delay minutes coded as carrier delay or late-arriving aircraft rather than extreme weather or air traffic control. It sums two BTS fields and is not a BTS field itself, and it establishes no fault: the late-arriving code records that the inbound aircraft was late, not what delayed it. The reasoning, and the objection to it, are set out in the airline accountability index. Summed across reporting carriers only, so a hub carrying a lot of non-reporting regional traffic reads better here than a traveller experiences it.

These are monthly aggregate filing codes. They cannot establish what caused your individual flight, whether it was within the carrier's control, or whether compensation is owed.

The departures from MIA most likely to run late

Every carrier and destination out of Miami with enough filed departures to measure, worst first. A route missing from this list flies too thinly for a percentage to mean anything, which is a reason to withhold it rather than to soften it.

Route	Airline	Flights	Late
MIA → LGA	American Airlines	301	29.9%
MIA → DFW	American Airlines	365	25.5%
MIA → DCA	American Airlines	308	18.8%

What the airlines flying here have committed to in writing

Under 14 CFR § 253.4 a carrier's Conditions of Carriage are incorporated into your ticket, which makes them enforceable terms rather than a customer-service policy. Below is what each carrier with filed departures from MIA commits to when the disruption is theirs. These 4 have contract text we have read ourselves.

American Airlines

Ask for the seat

American Airlines' contract commits to their own next available flight and says nothing about who sold the ticket.

Rebooking your delayed / canceled flight. Read from the contract on 2026-07-29. Source

Delta Air Lines

Ask for the seat

Delta Air Lines' contract commits to their own next available flight and says nothing about who sold the ticket.

Rule 19.A, Delta's Liability in the Event of Schedule Changes, Delays and Flight Cancellations. Read from the contract on 2026-07-29. Source

United Airlines

We hold no text

United Airlines' contract page refuses automated requests, so we cannot verify what it currently says and will not paraphrase it.

Not yet transcribed. Source

Southwest Airlines

Ask for the refund

Southwest Airlines' contract only says it may rebook you, so there is no seat to demand — but it names a refund as your remedy.

Section 9.b(1)(i). Read from the contract on 2026-07-29. Source

F9 also file departures from MIA. We have not transcribed their Conditions of Carriage, so this page says nothing about what they promise rather than guessing.

Get the exact clause and a script to read them

The federal floor, underneath any contract

Statutory minimums, so no airline's contract and no agency's terms can go below them. They follow your itinerary rather than MIA, so each one is set out in full on its own tool:

How MIA compares with airports of its size

A late-departure rate means little on its own, so these are the airports sitting immediately either side of MIA on the same table. Each figure is the share of departures leaving more than fifteen minutes behind schedule, from the same Department of Transportation filing.

Which airlines run late out of MIA

Departures from MIA as filed with the US Department of Transportation, worst first. Only carriers with at least 300 departures in the month appear, so a carrier missing from this table flies here too thinly to measure fairly rather than perfectly.

Airline	Departures	Over 15 min late	Carrier delay + late-arriving aircraft
Southwest Airlines	515	35.3%	82.8%
American Airlines	5,568	26.7%	80.1%
Frontier Airlines	347	25.1%	74.3%
Delta Air Lines	991	21.5%	73.3%
United Airlines	561	18.4%	46.3%

The last column is the share of filed delay minutes coded as carrier delay or late-arriving aircraft, as opposed to extreme weather or air traffic control. It records how the minutes were filed, not who was at fault. Each airline guide carries that carrier's national record; the accountability index sets out why late inbound aircraft is grouped with carrier delay, and publishes the whole table as a downloadable file.

Figures cover May 2026, a single reporting month, from the US DOT Bureau of Transportation Statistics On-Time Performance database. Retrieved 2026-07-28. Reporting under 14 CFR part 234 covers domestic US scheduled service only, so no international route appears — including anything to or from Mexico.

Airlines based at MIA

Carriers based here, which usually means more non-stops and more daily frequencies to fall back on if something goes wrong.

American AirlinesAA

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FAQ

MIA — common questions

Terminals, transfers and getting into the city.

How do you get from Miami airport to Miami Beach?

There is no rail connection, so it is a road journey across one of the causeways, taking 25 to 50 minutes depending on traffic. Taxis operate on flat fares by zone, which makes the price predictable. Ride-hailing is available from designated pickup areas and is sometimes cheaper, sometimes more during surges. Metrobus is much cheaper and much slower, with limited space for luggage.

How do you get from MIA to downtown Miami?

Take the free MIA Mover from the terminal's third level to the Miami Intermodal Center, then the Metrorail Orange Line to Government Center or Brickell. The whole trip is 25 to 35 minutes and costs very little, and it connects to the free Metromover loop that circles downtown and Brickell.

Is it easy to connect at Miami airport?

For domestic connections, yes — the concourses form one largely connected structure, so you walk rather than take a shuttle, and ninety minutes is usually comfortable despite the distances. The exception is arriving internationally, because MIA handles enormous Latin American and Caribbean traffic and the immigration hall at peak times can take over an hour by itself. Add baggage reclaim and re-check, and two hours starts to look thin.

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