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

365 days

From Friday, September 3, 2027 to Thursday, September 3, 2026.

Monday–Friday weekdays261

Weeks and days52w 1d

Calendar span1 year

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