Basic
$4.02 – $9.05 per sq ft
80% AFUE single-stage furnace, sealed sheet metal trunk with insulated flex branches, stamped steel registers and returns

Photo: Wtshymanski · CC BY-SA 4.0 · Source
Install a complete forced-air heating system (furnace plus supply/return ductwork and registers), priced per square foot of conditioned area.
Forced Air Heating System in Honolulu, Hawaii typically costs $4.73 to $11 per sq ft 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 forced air heating system.
National average: $4 – $9 per sq ft
$4.02 – $9.05 per sq ft
80% AFUE single-stage furnace, sealed sheet metal trunk with insulated flex branches, stamped steel registers and returns
$4.73 – $11 per sq ft
92-95% AFUE furnace, sheet metal trunk and branches with sealed joints, insulated in unconditioned space, steel registers
$5.92 – $13 per sq ft
96% AFUE two-stage furnace with variable-speed blower, sealed metal ducts sized from a load calculation, returns in bedrooms
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $2.02 – $4.54 | sq ft |
| Labor | labor | $1.82 – $4.10 | sq ft |
| Supplies & Other | supplies | $0.54 – $1.21 | sq ft |
| Equipment & Disposal | equipment | $0.36 – $0.81 | sq ft |
Labor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local forced air heating system contractors in Honolulu for personalized quotes based on your specific project.