Business Days & Working Days Calculator
Determine the exact number of business days between any two calendar dates, automatically excluding weekends (Saturdays and Sundays) and major federal holidays. Alternatively, add X business days to a start date to calculate project delivery deadlines.
How to Use Business Days & Working Days Calculator
Select Calculation Mode
Choose 'Days Between Dates' or 'Add Business Days to Date'.
Enter Dates
Input start and end dates.
Toggle Holidays
Enable national holiday exclusions (US, UK, Canada, Australia) or customize holiday lists.
About Business Days & Working Days Calculator
Standard calendar calculations distort business workflows because non-working weekends and public holidays account for roughly 28% to 31% of every calendar year. A 30-calendar-day shipping window actually represents only 20 to 22 true business operating days.
Key Features
- Excludes Saturdays and Sundays automatically
- Built-in public holiday calendars for US, UK, Canada, and Australia
- Bi-directional: calculates working days elapsed OR projects future completion date (+X workdays)
- Displays breakdown of Total Calendar Days, Weekend Days, Holidays, and Net Business Days
- Ideal for project managers, legal filing deadlines, and shipping estimates
Frequently Asked Questions
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