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

251,424 days

From Tuesday, April 29, 1338 to Sunday, September 13, 2026.

Monday–Friday weekdays179,588
Weeks and days35,917w 5d
Calendar span688 years, 4 months, 15 days

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