Working Days Calculator
For project planning or a delivery deadline, often only working days count. Enter a start and end date to see the number of Monday-to-Friday days.
Result
Fill in the fields to see your result.
Formula
Working days = all days between start and end, minus Saturdays and Sundays
The calculator steps through the period day by day and counts every day that isnโt a Saturday or Sunday. National public holidays are not automatically subtracted, since these differ by country and year.
Worked examples
Monday 20 July through Friday 24 July 2026
โ 5 working days.
Common mistakes
- Forgetting that national public holidays are not subtracted, even when they fall on a weekday.
Limitations
- Public holidays are not accounted for; subtract them yourself if relevant.
When to use it
- Planning a delivery time or project deadline in working days.
Frequently asked questions
Does the calculator count public holidays as a working day?
Yes, only Saturday and Sunday are excluded; public holidays that fall on a weekday are still counted.
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