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.

The end date comes before the start date

105,351 days

From Monday, February 15, 2315 to Sunday, September 6, 2026.

Monday–Friday weekdays75,251
Weeks and days15,050w 1d
Calendar span288 years, 5 months, 9 days

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