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

6,679 days

From Tuesday, December 20, 2044 to Monday, September 7, 2026.

Monday–Friday weekdays4,771
Weeks and days954w 1d
Calendar span18 years, 3 months, 13 days

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