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

122,102 days

From Monday, December 26, 2360 to Sunday, September 6, 2026.

Monday–Friday weekdays87,216
Weeks and days17,443w 1d
Calendar span334 years, 3 months, 20 days

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