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

123,452 days

From Sunday, September 6, 2364 to Sunday, September 6, 2026.

Monday–Friday weekdays88,180

Weeks and days17,636w 0d

Calendar span338 years

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