Working Day Calculator

Count business days between two dates, or add and subtract working days to find the exact deadline.

Business Days Between Two Dates

Weekends (Saturday & Sunday) are excluded by default.

List any non-working days to exclude in addition to weekends.
—working days
—total days (inclusive)
—weekend + holiday days

Add / Subtract Working Days

Find the date that falls N business days after (or before) a start date.

Result date: —

What is a working day?

A working day (or business day) is any weekday from Monday to Friday, excluding public holidays. This calculator treats Saturday and Sunday as weekends by default, and lets you add your own holiday dates so your result matches your organization's calendar exactly.

Common uses

  • Project planning and sprint deadlines.
  • Payroll and invoice due dates.
  • Shipping and delivery estimates.
  • Contract and notice periods.