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

24 days

From Sunday, September 27, 2026 to Thursday, September 3, 2026.

Monday–Friday weekdays16
Weeks and days3w 3d
Calendar span24 days

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