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

4,404 days

From Sunday, September 26, 2038 to Saturday, September 5, 2026.

Monday–Friday weekdays3,145
Weeks and days629w 1d
Calendar span12 years, 21 days

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