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

5,856 days

From Thursday, September 18, 2042 to Sunday, September 6, 2026.

Monday–Friday weekdays4,184
Weeks and days836w 4d
Calendar span16 years, 12 days

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