Working Days and Delivery Date Guide
This guide helps you use the working day and delivery date calculator correctly and every operation runs in your browser without sharing personal data. The method counts only genuine working days by skipping weekends and your selected public holidays from the start date onward. This approach gives you a realistic completion date for project plans, shipment deliveries and contract deadlines. Because holiday calendars differ across countries, it is important to select the correct holiday list before calculating. Test several scenarios with a buffer period and communicate your delivery date clearly to both clients and team members for smooth planning.
Step by step
- Enter your start date accurately with day, month and year according to the calendar.
- Enter the number of working days correctly based on your contract or plan.
- Check your weekend setting, usually Saturday and Sunday, according to your country.
- Select the public holiday list carefully for the relevant year and country.
- Verify the calculated end date on the calendar as a weekday.
- Add a buffer of several days for delays and finalise your delivery date.
Example scenario
Consider adding ten working days to Monday, 12 October 2026. The calculator first skips weekends and removes the selected public holidays from the calendar. It then counts only weekdays one by one after the start date. In this scenario the count finishes on Friday, 23 October 2026. The result shows that a ten working day commitment corresponds to approximately two calendar weeks. When planning, check for intervening holidays and half days and retain an additional buffer for critical deliveries and client approvals.
Check your result
To verify the result advance day by day on the calendar starting from Monday, 12 October 2026. Skip weekends and remove the holiday dates in your selected list. Mark ten working days individually and confirm that you reach Friday, 23 October 2026. Check the settings to see whether the start date is counted as included or excluded. Remember that selecting a different holiday list can change the result and rely on the working day definition stated in your contract.
Frequently asked questions
What is the difference between a working day and a calendar day?
A working day generally excludes weekends and public holidays. A calendar day includes every day, including Saturdays, Sundays and holidays.
Is the start date included in the count?
This depends on the calculator setting and the contract definition. Clarify inclusion of the start date in writing to prevent ambiguity.
How do public holidays change the result?
Selected holidays are not counted as working days and the end date moves forward. Choosing the correct year and country list improves accuracy.
How are half working days treated?
Some calculators count half days as full days, which affects the result. In such cases add half days as notes and adjust your plan separately.
What happens when delivery falls on a weekend?
Delivery is usually moved to the next working day, although contracts may differ. Define the delivery rule explicitly in the contract and record it in the calendar.
Open the tool: Working Days and Delivery Date →
Keep an original copy before processing your file. Examples are illustrative; results depend on your document.