Date Duration Calculator: Days Between Dates - Time And Date

Sign in

• News
  • News Home
  • Astronomy News
  • Time Zone News
  • Calendar & Holiday News
  • Newsletter
  • Live events
• World Clock
  • Main World Clock
  • Extended World Clock
  • Personal World Clock
  • Clock for Your Site
  • UTC Time
• Time Zones
  • Time Zones Home
  • Time Zone Converter
  • Meeting Planner
  • Event Time Announcer
  • Time Zone Map
  • Time Zone Abbreviations
  • Daylight Saving Time
  • Time Changes Worldwide
  • Time Difference
  • Time Zone News
• Calendar
  • Calendars Home
  • Calendar 2025
  • Calendar 2026
  • Monthly Calendar
  • Printable Calendar (PDF)
  • Add Your Own Calendar Events
  • Calendar Creator
  • Holidays Worldwide
  • On This Day in History
  • Fun Holidays
  • Months of the Year
  • Days of the Week
  • About Leap Years
  • Calendar & Holiday News
• Weather
  • Worldwide
  • Local Weather
  • 2-Week Forecast
  • Hour-by-Hour
  • Past Week
  • Climate
• Sun, Moon & Space
  • Sun & Moon Home
  • Sun Calculator
  • Moon Calculator
  • Moon Phases
  • Night Sky
  • Meteor Showers
  • Day and Night Map
  • Moon Light World Map
  • Eclipses
  • Live Streams
  • Seasons
  • Astronomy News
• Timers
  • Timers Home
  • Stopwatch
  • Timer
  • Countdown to Any Date
  • Winter Countdown
  • Christmas Countdown
  • New Year Countdown
  • Countdown for Your Site
• Calculators
  • Calculators Home
  • Date to Date Calculator (duration)
  • Business Date to Date (exclude holidays)
  • Date Calculator (add / subtract)
  • Business Date (exclude holidays)
  • Weekday Calculator
  • Week Number Calculator
  • Roman Numeral Converter
  • Alternative Age Calculator
  • Date Pattern Calculator
  • Distance Calculator
• My Account
  • My Account
  • My Location
  • My Units
  • My Events
  • My World Clock
  • My Privacy
  • Paid Services
  • Sign in
  • Register

Start Date

Day: / Month: / Year:Date:

Today

End Date

Day: / Month: / Year:Date:

Today

Include end date in calculation (1 day is added)Add time fieldsAdd time zone conversionCount only workdays

Need some help?

Calendar with Logo (PDF)

Add your company logo to our printable calendars.

Date Calculator API

Find a specific business date and calculate the working days in a given period.

Help and Example Use

• Some typical uses for the Date Calculators

API Services for Developers

• API for Business Date Calculators

Date Calculators

• Time and Date Duration – Calculate duration, with both date and time included
• Date Calculator – Add or subtract days, months, years
• Weekday Calculator – What day is this date?
• Birthday Calculator – Find when you are 1 billion seconds old
• Week Number Calculator – Find the week number for any date

Related Links

• Calendar & Holidays Overview – Explore calendar tools
• Calendar Generator – Create a calendar for any year
• The World Clock – Current time all over the world
• Countdown to Any Date – Create your own countdown

Advertising