HVAC Cost in Havre, MT in 2026
Most HVAC projects in Havre, MT cost between $4,800 and $15,500. The typical price is $8,500.
Labour and materials in Havre run about 5% below the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- System size in tons and efficiency rating
- Heat pump versus furnace plus AC
- Ductwork condition and whether it is replaced
- Electrical or gas line changes
Usually included
- Equipment and refrigerant lines
- Installation, startup and commissioning
- New thermostat
- Haul-away of the old unit
Usually extra
- Duct replacement
- Electrical panel upgrades
- Permits and inspections
HVAC contractors in Havre, MT
Businesses listed on Google near Havre, MT. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Charlie's Heating and Air
5.0(35 reviews)
1728 2nd St W, Havre, MT 59501
Nault Plumbing & Heating Inc
3.9(21 reviews)
1688 11th St W, Havre, MT 59501
Lewis Heating and A/C
4.5(13 reviews)
1988 2nd St W, Havre, MT 59501
Tom Jones Cooling & Heating
5.0(8 reviews)
617 2nd St, Havre, MT 59501
Jones Plumbing & Heating Inc.
3.1(11 reviews)
515 2nd St W, Havre, MT 59501
Holt Plumbing & Heating
3.0(5 reviews)
1728 2nd St W, Havre, MT 59501