Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

The end date comes before the start date

109,369 days

From Monday, February 15, 2326 to Sunday, September 6, 2026.

Monday–Friday weekdays78,121
Weeks and days15,624w 1d
Calendar span299 years, 5 months, 9 days

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.