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

6,091 days

From Tuesday, May 12, 2043 to Monday, September 7, 2026.

Monday–Friday weekdays4,351
Weeks and days870w 1d
Calendar span16 years, 8 months, 5 days

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