Basic
$6,033 – $15,083 per project
Single-stage heat pump around 14.3-15 SEER2 / 7.5-8 HSPF2 with matched air handler, new line set, pad and thermostat

Replace a central ducted air-source heat pump system (outdoor unit, air handler, line set, thermostat) on existing ductwork for a typical home.
Heat Pump System in Honolulu, Hawaii typically costs $7,098 to $17,745 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Honolulu are 21.0% higher than the national average for heat pump system.
National average: $6,000 – $15,000 per project
$6,033 – $15,083 per project
Single-stage heat pump around 14.3-15 SEER2 / 7.5-8 HSPF2 with matched air handler, new line set, pad and thermostat
$7,098 – $17,745 per project
Two-stage heat pump around 16 SEER2 / 8.5 HSPF2 with variable-speed air handler, new line set and programmable thermostat
$8,872 – $22,181 per project
Variable-speed inverter heat pump around 18-20 SEER2, cold-climate capable, matched air handler and communicating thermostat
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $3,023 – $7,560 | job |
| Labor | labor | $2,728 – $6,825 | job |
| Supplies & Other | supplies | $813 – $2,016 | job |
| Equipment & Disposal | equipment | $534 – $1,344 | job |
Outdoor heat pump condenser unit on a pad beside shrubs
Photo: Tony Webster · CC BY 4.0 · Source
Find a pro to do thisLabor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local heat pump system contractors in Honolulu for personalized quotes based on your specific project.