Local HVAC Guide

AC Replacement Cost in Miami, FL

REVIEWED OCT 2026 · 6 SOURCES ·

Prices reviewed October 2026

2.5 to 3-ton central AC, installed in Miami
$6,500 – $10,500

Airo Service Air Conditioning, on NE 16th Avenue in North Miami Beach, prices a 2.5 to 3-ton system for a 1,200 to 1,800 sq ft home at $6,500 to $10,500 installed, with the permit included. South Florida Heating and Air Conditioning says its own Miami-area quotes run $5,999 to $12,999. Miami adds one cost most Florida cities don't talk about as much: Airo says coastal homes pay 10 to 20% more for equipment built to stand up to salt air.

That range is for a 2.5 to 3-ton system. Airo's prices for larger homes are in the table below.

Where these prices come from: Airo Service Air Conditioning's South Florida price guide, with South Florida Heating and Air's quotes as a check. See all 6 sources for this page.

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Miami AC cost by system

The central AC range is Airo Service's price for 2.5 to 3 tons. The heat pump range is HVAC.com's Florida figure; Airo says heat pumps run about 10% more than straight AC. The mini-split range is Airo's single-zone price.

Miami AC cost by home size

Home sizeSystem sizeInstalled cost
Under 1,200 sq ftAbout 2 tons$5,500 – $8,500
1,200 – 1,800 sq ft2.5 – 3 tons$6,500 – $10,500
1,800 – 2,500 sq ft3.5 – 4 tons$8,000 – $13,500
2,500 – 3,500 sq ft4 – 5 tons$10,000 – $16,000
Over 3,500 sq ftAbout 5 tons or two systems$11,000 – $17,000

Airo Service Air Conditioning, updated October 2026, including the permit. A load calculation sets the real size.

What affects AC prices in Miami

AC permits in Miami

  • Inside City of Miami limits, AC change-outs are on the city's Easy Permit list, which licensed contractors file online through iBuild. Questions: 305-416-1100.
  • Miami-Dade has many separate cities, including Hialeah, Miami Beach, and Coral Gables, and each issues its own permits. Unincorporated areas permit through Miami-Dade County.
  • Airo says it pulls the permit and handles the inspection as part of the job, which is typical.

Rebates and help paying in Miami

  • FPL gives a $200 credit per qualifying unit when an FPL Participating Independent Contractor replaces your whole system with one rated at least one SEER2 point above the federal minimum. Single-zone mini-splits and window units don't qualify.
  • The federal tax credit for heat pumps and central AC ended for equipment placed in service after December 31, 2025, according to the IRS.

Rebates and assistance programs open, close, and change as funding allows. Confirm current status with the program before you plan around it. Details reviewed October 2026.

Common questions

Does salt air really change the price?

Airo Service says coastal Miami homes pay 10 to 20% more for equipment rated to resist salt-air corrosion. Ask whether a quote's condenser has a coastal coating or corrosion-resistant coil.

Who pulls the AC permit in Miami?

The contractor, almost always. In the City of Miami, licensed contractors file AC change-outs as Easy Permits through iBuild. Other Miami-Dade cities have their own building departments.

Is a mini-split cheaper than central AC?

For one room or an addition, yes: Airo prices a single zone at $3,500 to $6,500. For a whole home, multi-zone systems at $7,000 to $15,000 can cost as much as central air.

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Florida rules that affect your AC

Federal efficiency minimums, the refrigerant change, the end of the federal tax credit, and how the cities compare are on our Florida AC cost page.

Other Florida cities, nearest first

Also near Miami:

Sources

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