Add business days to a date
Which date falls X business days later (or earlier), skipping weekends and public holidays?
How it works
We step forward day by day from the day after the start date, counting only Monday-to-Friday days that are not public holidays. Handy for delivery, payment or reply deadlines. Legal deadlines sometimes have their own rules: check the text that applies.
Results are for guidance only and do not replace professional advice.
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Worked example
With the default values:
- Start date1 November 2026
- Number of business days10
- DirectionAdd
- Public holidaysBelgium
you get:
- Resulting dateMonday, 16 November 2026
- Calendar days15
- Weekend days skipped4
- Public holidays skipped1
Frequently asked questions
How does the “Add business days to a date” tool work?
We step forward day by day from the day after the start date, counting only Monday-to-Friday days that are not public holidays. Handy for delivery, payment or reply deadlines. Legal deadlines sometimes have their own rules: check the text that applies.
What do I need to enter?
Just fill in: start date, number of business days, direction, public holidays. The result updates as you type.
Can you give an example?
Start date: 1 November 2026; Number of business days: 10; Direction: Add; Public holidays: Belgium → Resulting date: Monday, 16 November 2026; Calendar days: 15.
Is this calculator free, and is my data private?
Yes. HOD Calc is completely free with no sign-up. The calculation runs in your browser: nothing you type is sent or stored.