Basic
$4.02 – $12 per linear ft
R-6 flex duct where code allows and R-8 in attics, pulled tight, clamped at collars and taped, strapped at set spacing

Supply and install insulated flexible HVAC duct runs (4-12 inch) with collars, straps and sealed connections.
Flexible Ducting in Honolulu, Hawaii typically costs $4.73 to $14 per linear 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 flexible ducting.
National average: $4 – $12 per linear ft
$4.02 – $12 per linear ft
R-6 flex duct where code allows and R-8 in attics, pulled tight, clamped at collars and taped, strapped at set spacing
$4.73 – $14 per linear ft
R-8 insulated flex duct, inner liner clamped and sealed with mastic, outer jacket taped, minimal sag
$5.92 – $18 per linear ft
R-8 flex duct with metalized vapor jacket, mastic-sealed connections, wide saddles at supports, short direct runs and easy bends
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $2.02 – $6.05 | linear ft |
| Labor | labor | $1.82 – $5.46 | linear ft |
| Supplies & Other | supplies | $0.54 – $1.61 | linear ft |
| Equipment & Disposal | equipment | $0.36 – $1.08 | linear ft |
Labor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local flexible ducting contractors in Honolulu for personalized quotes based on your specific project.