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

111,042 days

From Monday, September 15, 2330 to Sunday, September 6, 2026.

Monday–Friday weekdays79,316
Weeks and days15,863w 1d
Calendar span304 years, 9 days

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