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Business Days Calculator

Business Days Calculator for South Korea

Count the working days between any two dates in South Korea. The Saturday and Sunday weekend is applied automatically, along with the 18 nationwide public holidays South Korea observes in 2026.

Quick ranges

Friday, 11 September 2026

Saturday, 10 October 2026

Both dates are counted, so a Monday to Friday range is five business days.

Weekend - Saturday and Sunday

Preset from each country's own working week. Change it if your organisation works differently.

18business days

In South Korea, 11 September 2026 to 10 October 2026, counting both dates.

total days
30
weekend days
9
public holidays
3
3 holidays excluded
  • 24 September 2026 - Chuseok
  • 25 September 2026 - Chuseok
  • 9 October 2026 - Hangul Day

The working week in South Korea

South Korea works Monday to Friday, resting on Saturday and Sunday. Those rest days are excluded from every calculation on this page.

Business days 2026
249
Public holidays
18

Nationwide

Weekend days
104
On a weekend
6

Of 18 holidays

Public holidays in South Korea during 2026

South Korea observes 18 nationwide public holidays in 2026, of which 6 fall on a weekend and so do not add a day off.

Next public holidays

  • 24 September 2026 - Chuseok (Thursday)
  • 25 September 2026 - Chuseok (Friday)
  • 26 September 2026 - Chuseok (Saturday)
  • 3 October 2026 - National Foundation Day (Saturday)
  • 9 October 2026 - Hangul Day (Friday)

The longest continuous break in 2026 runs 5 days, from 14 February 2026 to 18 February 2026.

See the full South Korea public holiday list for 2026

Business days per month in South Korea, 2026

Working days by month, after removing Saturday and Sunday and nationwide public holidays.

MonthBusiness daysWeekend daysHolidays
January2191
February1783
March2290
April2280
May19102
June2181
July2281
August21100
September2082
October2191
November2190
December2281
Total24910412

Holiday calendars for South Korea