Date Difference Excluding Weekends Calculator
Calculate date difference excluding weekends and holidays. Find business days, work days, and project timelines with our comprehensive date calculator for accurate planning.
Quick Answer
Business Days = Total Days - (Weekends + Holidays). 15 calendar days = 11 business days (typically 4 weekend days). Essential for project planning and work calculations.
Calculator Preview
Total Days: 30
Business Days: 22
Weekend Days: 8
Key Features
Weekend Exclusion
Automatically excludes Saturday and Sunday
Holiday Support
Include major holidays by country
Multiple Formats
Days, weeks, months, and years
Work Days
Calculate actual work days
How It Works
Select Dates
Choose start and end dates
Set Options
Choose to include holidays and country
Calculate Days
System counts total and business days
See Breakdown
View detailed day analysis
Why Exclude Weekends?
Project Planning
Accurate work day calculations
Business Deadlines
Realistic time estimates
Work Schedules
Plan work activities
Common Use Cases
Project Management
Calculate project timelines excluding weekends. 2-week project starting Monday = 10 business days, not 14 calendar days.
Payroll Processing
Calculate work days for payroll. 15-day pay period typically has 11-12 business days depending on weekends.
Legal Deadlines
Calculate "business days" deadlines. 10 business days from Monday = 15 calendar days (2 weekends).
Shipping & Delivery
Business day shipping estimates. 3-5 business days delivery excludes weekends and holidays.
Holiday Considerations
US Federal Holidays
- • New Year's Day
- • Martin Luther King Jr. Day
- • Presidents' Day
- • Memorial Day
- • Independence Day
- • Labor Day
- • Columbus Day
- • Veterans Day
- • Thanksgiving Day
- • Christmas Day
Holiday Impact
Holidays that fall on weekdays reduce business days. If a holiday falls on Saturday, it's typically observed on Friday. If on Sunday, observed on Monday.
Average: 10-11 federal holidays per year, reducing business days accordingly.
Business Day Calculation Examples
Example 1: Simple Week
Range: Monday, January 1 to Friday, January 5
Total Days: 5
Weekend Days: 0
Business Days: 5
Example 2: Two Weeks
Range: Monday, January 1 to Sunday, January 14
Total Days: 14
Weekend Days: 4 (2 Saturdays, 2 Sundays)
Business Days: 10
Example 3: With Holiday
Range: Monday, December 25 to Friday, December 29
Total Days: 5
Weekend Days: 1 (Sunday)
Holiday: 1 (Christmas on Monday)
Business Days: 3
Calculate Business Days
Find date differences excluding weekends for accurate project planning
Use Full CalculatorFrequently Asked Questions
What's the difference between business days and work days?
Business days exclude weekends but may include holidays. Work days typically exclude both weekends and holidays. The terms are often used interchangeably.
How do you handle holidays on weekends?
In the US, if a holiday falls on Saturday, it's observed on Friday. If on Sunday, observed on Monday. This affects business day calculations.
Do different countries have different business days?
Yes. Muslim countries typically have Friday-Sunday weekends. Some countries have different weekend days and holidays that affect business day calculations.
How accurate are business day calculations?
Very accurate for standard business calendars. However, some companies may have different holiday schedules or work arrangements that affect actual work days.