The NETWORKDAYS.INTL calculates the number of working days between two dates. The function excludes weekends (which may or may not be Saturday and Sunday) and can exclude holidays if you provide a list.


=NETWORKDAYS.INTL(start_date,end_date,[weekend days],[holiday(s)])

start_date Date at which to start the calculation

end_date Date at which to end the calculation

[weekend days] An optional description of which days are weekends.

  • Number method
    • 1 - Saturday and Sunday [don't need to specify]
    • 2 - Sunday and Monday
    • 3 - Monday and Tuesday
    • 4 - Tuesday and Wednesday
    • 5 - Wednesday and Thursday
    • 6 - Thursday and Friday
    • 7 - Friday and Saturday
    • 11 - Sunday only
    • 12 - Monday only
    • 13 - Tuesday only
    • 14 - Wednesday only
    • 15 - Thursday only
    • 16 - Friday only
    • 17 - Saturday only
  • String method - Each digit represents a day. First digit is Monday.
    • 0000011 - Saturday and Sunday
    • 0100000 - Only Tuesday

[holiday(s)] An optional list of holidays to exclude from the count of days.

Related functions

DAYS - Calculate the number of days between two dates.

DATEDIF - Calculate length of time between two dates in years, months, and/or days.

MINUS - Subtract one value from another. Can be done with dates.

NETWORKDAYS - Calculate the number of working days without the weekend modifications of NETWORKDAYS.INTL


#VALUE! - The inputs are something that isn't a valid date such as "The other day" or "Yester-yester-day".


 Live examples in Sheets 

Go to this spreadsheet for the examples of the NETWORKDAYS.INTL function shown above that you can study and use anywhere you would like.