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

79,988 days

From Friday, September 5, 2245 to Saturday, September 5, 2026.

Monday–Friday weekdays57,135

Weeks and days11,426w 6d

Calendar span219 years

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