How much does it cost to replace roof flashing?
Roof flashing replacement runs $250 for a single chimney or vent flashing, $500 for typical step-flashing on a single wall section, and $1,500+ for full chimney rebuild or skylight reflashing.
Quick price points (2026)
| Tier | Cost | Unit |
|---|---|---|
| Low | $250 | per flashing job |
| Typical | $500 | per flashing job |
| High | $1,500 | per flashing job |