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

248,545 days

From Wednesday, March 16, 1346 to Saturday, September 12, 2026.

Monday–Friday weekdays177,532
Weeks and days35,506w 3d
Calendar span680 years, 5 months, 27 days

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