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

1,188 days

From Tuesday, December 4, 2029 to Thursday, September 3, 2026.

Monday–Friday weekdays848
Weeks and days169w 5d
Calendar span3 years, 3 months, 1 day

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