Business Days Between Dates
Calculate the number of working days between two dates, excluding weekends. Useful for project planning, delivery estimates, and work schedules.
This calculator shows the number of business days between two dates, excluding Saturdays and Sundays. It is useful for planning work schedules, estimating delivery times, and measuring project timelines in standard working days instead of total calendar days.
Common use cases
- Planning trips, holidays, or events
- Tracking time between important life moments
- Managing deadlines and project timelines
- Comparing durations between two dates
How this calculator works
This calculator uses standardized calendar calculations based on UTC date values, which helps ensure consistent and accurate results across devices and time zones.
It automatically accounts for leap years, different month lengths, and both past and future dates where relevant.
Accuracy and reliability
The calculation logic is designed to produce reliable and consistent results in standard use cases. Edge cases such as leap years and calendar differences are handled automatically.
This makes the tool suitable for both personal and professional use, including planning, scheduling, and date comparisons.
Frequently Asked Questions
Are the results accurate?
Yes. The calculator uses reliable date logic and standard calendar rules to provide consistent results.
Can I calculate days between past dates?
Yes, the calculator works with any valid dates in the past or future. It can be used for historical comparisons as well as future planning.
Business day rules
This calculator counts Monday through Friday as working days and excludes weekends. Public holidays are not removed automatically, so the result reflects standard business days only.
For many planning and scheduling situations, this gives a practical estimate of working time between two dates.
Frequently Asked Questions
Does this calculator include weekends?
No. Saturdays and Sundays are excluded from the result. Only standard working days from Monday through Friday are counted.
Can I use past and future dates?
Yes. The calculator works with valid dates in both the past and the future and measures the number of business days between them.
Are holidays excluded?
No. This version excludes weekends only. Public holidays are not removed automatically.