HVAC Costs in Montana

Verified cost ranges across cities in Montana

Verified by 3 sourcesUpdated May 13, 2026

HVAC Cost Comparison — Montana

Compare verified cost ranges across cities in Montana

Cost Comparison — Furnace Installation

Montana2 sources

Low

$1,657

Typical

$1,657

High

$1,934

Billings2 sources

Low

$1,550

Typical

$1,550

High

$1,809

Missoula2 sources

Low

$1,598

Typical

$1,598

High

$1,865

Great Falls2 sources

Low

$1,605

Typical

$1,605

High

$1,873

Cost Comparison — Heat Pump Installation

Montana2 sources

Low

$4,487

Typical

$4,487

High

$5,236

Billings2 sources

Low

$4,197

Typical

$4,197

High

$4,897

Missoula2 sources

Low

$4,327

Typical

$4,327

High

$5,050

Great Falls2 sources

Low

$4,346

Typical

$4,346

High

$5,071

Cost Comparison — Ductwork Installation

Montana2 sources

Low

$69

Typical

$124

High

$423

Billings2 sources

Low

$65

Typical

$116

High

$395

Missoula2 sources

Low

$67

Typical

$120

High

$408

Great Falls2 sources

Low

$67

Typical

$121

High

$409

Cost Comparison — Furnace Repair

Montana2 sources

Low

$66

Typical

$1,030

High

$2,673

Billings2 sources

Low

$62

Typical

$964

High

$2,500

Missoula2 sources

Low

$64

Typical

$994

High

$2,578

Great Falls2 sources

Low

$64

Typical

$998

High

$2,589

Cost Comparison — Thermostat Installation

Montana3 sources

Low

$88

Typical

$233

High

$423

Billings3 sources

Low

$82

Typical

$218

High

$395

Missoula3 sources

Low

$85

Typical

$225

High

$408

Great Falls3 sources

Low

$85

Typical

$226

High

$409

Cost Comparison — Duct Cleaning

Montana2 sources

Low

$50

Typical

$1,839

High

$5,000

Billings2 sources

Low

$47

Typical

$1,720

High

$4,677

Missoula2 sources

Low

$48

Typical

$1,774

High

$4,822

Great Falls2 sources

Low

$48

Typical

$1,781

High

$4,843

Cost Comparison — Boiler Installation

Montana2 sources

Low

$3,662

Typical

$3,662

High

$4,274

Billings2 sources

Low

$3,426

Typical

$3,426

High

$3,997

Missoula2 sources

Low

$3,532

Typical

$3,532

High

$4,122

Great Falls2 sources

Low

$3,547

Typical

$3,547

High

$4,139

Cost Comparison — Boiler Repair

Montana2 sources

Low

$75

Typical

$2,233

High

$6,100

Billings2 sources

Low

$70

Typical

$2,089

High

$5,705

Missoula2 sources

Low

$72

Typical

$2,154

High

$5,883

Great Falls2 sources

Low

$73

Typical

$2,163

High

$5,908

Cost Comparison — Attic Insulation Installation

Montana2 sources

Low

$300

Typical

$5,602

High

$15,500

Billings2 sources

Low

$281

Typical

$5,239

High

$14,497

Missoula2 sources

Low

$289

Typical

$5,402

High

$14,948

Great Falls2 sources

Low

$291

Typical

$5,425

High

$15,012

Cost Comparison — Radiant Floor Heat Installation

Montana2 sources

Low

$440

Typical

$440

High

$580

Billings2 sources

Low

$412

Typical

$412

High

$542

Missoula2 sources

Low

$425

Typical

$425

High

$559

Great Falls2 sources

Low

$426

Typical

$426

High

$561

Browse HVAC Costs by City in Montana

Select a city to see local pricing adjusted for cost of living.

All HVAC Services

hvac

Furnace Installation

Supply and installation of a new gas, propane, or electric furnace including flue venting, gas piping, ductwork connections, and thermostat wiring.

Cost data available

hvac

Heat Pump Installation

Installation of an air-source heat pump system for year-round heating and cooling, including lineset, electrical, and refrigerant charging.

Cost data available

hvac

Ductwork Installation

Fabrication and installation of supply and return air duct systems in new or remodeled homes, including registers, grilles, and balancing dampers.

Cost data available

hvac

Furnace Repair

Diagnosis and repair of a non-heating or malfunctioning furnace, including igniter replacement, heat exchanger inspection, and blower motor service.

Cost data available

hvac

Thermostat Installation

Installation or replacement of a programmable or smart Wi-Fi thermostat with C-wire installation if required.

Cost data available

hvac

Duct Cleaning

Mechanical cleaning of supply, return, and branch air ducts using rotary brushes and high-powered vacuums to remove dust, debris, and allergens.

Cost data available

hvac

Boiler Installation

Supply and installation of a hot-water or steam boiler for hydronic heating, including gas piping, venting, expansion tank, and zone valves.

Cost data available

hvac

Boiler Repair

Diagnosis and repair of a faulty boiler, covering pump replacement, pressure vessel issues, zone valve failure, and flue blockages.

Cost data available

hvac

Attic Insulation Installation

Addition of blown-in cellulose or fiberglass insulation in the attic floor to reach recommended R-value and reduce HVAC load.

Cost data available

hvac

Radiant Floor Heat Installation

Installation of in-floor hydronic tubing or electric heating mats under tile or hardwood floors for radiant space heating.

Cost data available