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

3,378 days

From Wednesday, December 5, 2035 to Saturday, September 5, 2026.

Monday–Friday weekdays2,413

Weeks and days482w 4d

Calendar span9 years, 3 months

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