Basic
$302 – $905 each
Two-piece round-front 1.28 gpf toilet, standard height, standard seat, wax ring, new supply line, old toilet hauled away

One low-flow (1.28 gpf) toilet supplied and installed, old toilet removed and disposed of, wax ring/flange set; in-wall carrier or major plumbing extra.
Low Flow Toilet in Honolulu, Hawaii typically costs $355 to $1,065 each 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 low flow toilet.
National average: $300 – $900 each
$302 – $905 each
Two-piece round-front 1.28 gpf toilet, standard height, standard seat, wax ring, new supply line, old toilet hauled away
$355 – $1,065 each
Two-piece elongated 1.28 gpf chair-height toilet, slow-close seat, new seal and braided supply, old toilet hauled away
$444 – $1,331 each
One-piece elongated chair-height 1.28 gpf toilet with skirted trapway, slow-close seat, braided supply, old toilet hauled away
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $151 – $454 | each |
| Labor | labor | $137 – $410 | each |
| Supplies & Other | supplies | $40 – $121 | each |
| Equipment & Disposal | equipment | $27 – $81 | each |
Labor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local low flow toilet contractors in Honolulu for personalized quotes based on your specific project.