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

6,817 days

From Sunday, May 7, 2045 to Monday, September 7, 2026.

Monday–Friday weekdays4,869
Weeks and days973w 6d
Calendar span18 years, 8 months

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