Business days calculator: South Korea
Add working days to a date or count working days between dates in South Korea, using the real public-holiday calendar (22 holidays in 2026) and the correct weekend (Saturday and Sunday).
A few dozen free calculations a day. Need this in code? The API answers the same questions in one GET request, and the playground covers the fancier ones: due dates, paydays, bridge days.
Upcoming public holidays in South Korea
| Date | Holiday |
|---|---|
| 2026-09-24 | The day preceding Chuseok |
| 2026-09-25 | Chuseok |
| 2026-09-26 | The second day of Chuseok |
| 2026-10-03 | National Foundation Day |
| 2026-10-05 | Alternative holiday for National Foundation Day |
| 2026-10-09 | Hangul Day |
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Each page carries that country's upcoming holidays and weekend rule.
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