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

4,626 days

From Saturday, May 7, 2039 to Sunday, September 6, 2026.

Monday–Friday weekdays3,305
Weeks and days660w 6d
Calendar span12 years, 8 months, 1 day

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