Days Between Calculator

Identify the time between two or three dates.



  1. Enter a starting date in the First Date field. Use the mm/dd/yyyy format.
  2. Enter an ending date in the Second Date field provided. Use the mm/dd/yyyy format.
  3. To include a third date, click the Add Third Date button, and then enter the final date in the Third Date field. Use the mm/dd/yyyy format.
  4. Click "Calculate Days."
  5. The Results section displays the total number of Days between each date entered in the calculator. If the time span between any two dates is less than 10-years, the calculator also displays the total number of business days between the two dates.*

*The dates and holidays returned by this calculator are correct to the best of our knowledge. However, due to subtleties and nuances in the way religious holidays are calculated, it is up to the user of this calculator to consult other sources to verify these dates before using them to plan travel or meetings or for any other purpose.