Calendar Interval & Duration Engine

Days Between Dates Calculator

Calculate exact calendar days, total weeks, business days, and weekend count between any two dates.

Presets:
Presets:
Elapsed Duration Breakdown
158 Calendar Days
Weeks & Days
22w 4d
Working Days (Mon-Fri)
114 Days
Weekend Days (Sat-Sun)
46 Days

Days Between Dates FAQ

By standard convention, the total days represents the duration (difference) between Date A and Date B. If you want inclusive day counting (counting both boundary days), simply add 1 day to the result.
Working days exclude Saturdays and Sundays. For official public holiday exclusions, check our dedicated Working Days Calculator tool.
Yes! You can select dates across any span of years. Leap year days are automatically included in the count.
The calculator computes the absolute time distance between the two dates regardless of order.