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Business days from a date calculator

Add N business days to a start date while skipping weekends and optional excluded dates.

Use tool

🔒 Inputs are processed locally in your browser.

How to use this tool

Add N business days to a start date while skipping weekends and optional excluded dates.

  1. Set Start date, Business days, Excluded dates (optional).
  2. Use Calculate to process the input.
  3. Compare the result with your source data and return to the input to make corrections.

Input and settings example

1 business day after Friday, 2026-09-04 → Monday, 2026-09-07, with no excluded dates.

The start date is not counted. Weekends and manually entered excluded dates are skipped. Public holidays are not added automatically.

Related tools

Date, business day & time tools — browse all tools in this topic

Business days before a date calculatorSubtract N business days from a date while skipping weekends and optional excluded dates.Open  →3–5 business days date range calculatorConvert a business-day range such as 3–5 days into earliest and latest calendar dates.Open  →Business days calculatorCount weekdays between dates with optional custom excluded dates.Open  →Date add / subtract calculatorAdd or subtract days/weeks from a date.Open  →

Related references: ISO 8601 · Date formats · World calendars