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

39,454 days

From Wednesday, August 28, 1918 to Friday, September 4, 2026.

Monday–Friday weekdays28,182
Weeks and days5,636w 2d
Calendar span108 years, 7 days

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