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

148 days

From Friday, January 29, 2027 to Thursday, September 3, 2026.

Monday–Friday weekdays106
Weeks and days21w 1d
Calendar span4 months, 26 days

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