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

130,123 days

From Monday, December 13, 2382 to Monday, September 7, 2026.

Monday–Friday weekdays92,945
Weeks and days18,589w 0d
Calendar span356 years, 3 months, 6 days

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