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.

Excluding the start date

172 days

From Sunday, March 15, 2026 to Thursday, September 3, 2026.

Monday–Friday weekdays124
Weeks and days24w 4d
Calendar span5 months, 19 days

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