Calculate business days between dates or add/subtract working days excluding weekends and holidays.
Business days, also known as working days or weekdays, are the days of the week when most businesses operate. Typically, business days are Monday through Friday, excluding weekends (Saturday and Sunday) and public holidays. This calculator helps you accurately count business days between dates or calculate future/past dates based on business days, which is essential for project planning, contract terms, shipping estimates, and legal deadlines.
Calculate project timelines, milestone deadlines, and delivery dates based on working days. Essential for accurate sprint planning and resource allocation.
Estimate delivery dates for packages and shipments. Most carriers operate on business days, making this calculation crucial for customer expectations.
Many legal deadlines, notice periods, and contract terms are specified in business days. Accurate calculation ensures compliance with legal requirements.
Banking transactions, payment processing, and settlement periods often use business days. Calculate when funds will be available or when payments are due.
Calculate notice periods, probation periods, and leave entitlements. Many employment terms are defined in business days rather than calendar days.
Set realistic response times and resolution deadlines. SLA agreements often specify business days for support ticket resolution.
| Aspect | Business Days | Calendar Days |
|---|---|---|
| Definition | Monday-Friday only | All days including weekends |
| Weekends | Excluded | Included |
| Holidays | Often excluded | Included |
| Days per Week | 5 days | 7 days |
| Days per Year | ~260 days (excluding holidays) | 365 days (366 in leap years) |
| Common Use | Business operations, contracts | Personal planning, age calculation |
The U.S. has 11 federal holidays that are typically non-business days:
Different countries have different public holidays and weekend definitions. Some Middle Eastern countries observe Friday-Saturday weekends, while most Western countries use Saturday-Sunday. Always verify the specific holiday calendar for your region when calculating business days for international projects or contracts.
Scenario: A project starts on Monday, January 8, 2024, and requires 15 business days to complete.
Calculation:
Result: The project deadline is Friday, January 26, 2024
Note: This assumes no holidays during this period.
Scenario: An order placed on Thursday, December 21, 2023, with 5-7 business day shipping.
Calculation:
Result: Expected delivery between Tuesday, January 2 and Wednesday, January 3, 2024
Scenario: A contract requires 30 business days notice before termination, starting March 1, 2024.
Calculation:
Result: The earliest termination date is Friday, April 12, 2024
Note: Assumes Good Friday (March 29) and Easter Monday (April 1) as holidays.
Scenario: A bank transfer initiated on Friday, June 28, 2024, takes 3 business days to process.
Calculation:
Result: Funds will be available on Wednesday, July 3, 2024
The holiday on July 4 doesn't affect this transaction as it completes before the holiday.
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