Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
243,671 days
From Friday, July 20, 1359 to Saturday, September 12, 2026.
Monday–Friday weekdays174,050
Weeks and days34,810w 1d
Calendar span667 years, 1 month, 23 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.