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

254,968 days

From Sunday, August 15, 1328 to Sunday, September 13, 2026.

Monday–Friday weekdays182,120
Weeks and days36,424w 0d
Calendar span698 years, 29 days

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