Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
199,880 days
From Monday, June 9, 1479 to Wednesday, September 9, 2026.
Monday–Friday weekdays142,772
Weeks and days28,554w 2d
Calendar span547 years, 3 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.