Excel WORKDAY function
Adds working days to a date, skipping weekends and holidays. In Spanish Excel it is called DIA.LAB.
Syntax
English Excel
=WORKDAY(start_date, days, [holidays])
Spanish Excel (Mexico)
=DIA.LAB(fecha_inicial, días, [vacaciones])
Spanish Excel (Spain, Latin America)
=DIA.LAB(fecha_inicial; días; [vacaciones])
| Argument | What it is |
|---|---|
| start_date | The starting date. |
| days | Working days to add (negative to subtract). |
| holidaysoptional | A range with the holidays. |
Example
WORKDAY(start, days, holidays) adds working days to a date, skipping Saturdays, Sundays and the holidays you list. It is how "delivery in 5 business days" is worked out.
=WORKDAY(B2,C2,$F$2:$F$3)
Common mistake
To count working days between two dates use NETWORKDAYS; WORKDAY calculates the end date.
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Practice WORKDAY
Type the formula in the sheet and check it instantly. Spanish or English function names both work. See all lessons
Delivery date with WORKDAY
WORKDAY(start, days, holidays) adds working days to a date, skipping Saturdays, Sundays and the holidays you list. It is how "delivery in 5 business days" is worked out.
In D2, calculate the delivery date by adding the business days, skipping the holidays in F2:F3.
| A | B | C | D | E | F | G | |
|---|---|---|---|---|---|---|---|
| 1 | Order | Date | Business days | Delivery | Holidays | ||
| 2 | P-01 | 11/12/2026 | 5 | 11/16/2026 | |||
| 3 | P-02 | 11/20/2026 | 3 | 12/25/2026 | |||
| 4 | P-03 | 12/21/2026 | 4 | ||||
| 5 | P-04 | 11/30/2026 | 10 | ||||
| 6 | P-05 | 11/13/2026 | 1 | ||||
| 7 |
Tip: while typing, click a cell or drag across several to insert their reference.
Frequently asked questions
- What is WORKDAY called in Spanish?
- In Spanish Excel it is DIA.LAB. The formula =WORKDAY(B2,C2,$F$2:$F$3) is written =DIA.LAB(B2;C2;$F$2:$F$3) (or with commas in Mexico).
- Why does WORKDAY use semicolons in some Excel versions?
- It depends on regional settings. Where the comma is the decimal mark (Spain, much of South America), Excel separates arguments with semicolons. English Excel and Mexican Spanish Excel use commas.
- What is the most common WORKDAY mistake?
- To count working days between two dates use NETWORKDAYS; WORKDAY calculates the end date.