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

243,496 days

From Friday, January 11, 1360 to Saturday, September 12, 2026.

Monday–Friday weekdays173,925
Weeks and days34,785w 1d
Calendar span666 years, 8 months, 1 day

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