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

201 days

From Tuesday, March 23, 2027 to Thursday, September 3, 2026.

Monday–Friday weekdays143
Weeks and days28w 5d
Calendar span6 months, 20 days

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