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

248,427 days

From Tuesday, July 12, 1346 to Saturday, September 12, 2026.

Monday–Friday weekdays177,448
Weeks and days35,489w 4d
Calendar span680 years, 2 months

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