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 days

From Sunday, January 3, 2027 to Thursday, September 3, 2026.

Monday–Friday weekdays86

Weeks and days17w 3d

Calendar span4 months

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