The dates in this guide have passedIt ran until October 11, 2026. We keep this page up for reference. For what's on now, see Seoul in October 2026, this week in Seoul or the similar guides at the end of this page.
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October's busiest days in Seoul, and how to dodge them
- Busiest
- Oct 1–7, Oct 3–5, Oct 9–11
- Calmer
- Weekdays Oct 6–8
- Tip
- Big sights early in the morning
China's biggest holiday week and two Korean long weekends land back to back.
Image: AI illustration
The calendar
- OCT 1–7China's National Day "Golden Week"
Expect crowds in Myeongdong, the palaces and duty-free shops.
- OCT 3–5National Foundation Day long weekend
Sat Oct 3 is the holiday, so Mon Oct 5 is a substitute holiday.
- OCT 6–8Weekdays in between
Your calmer window for palaces, museums and popular restaurants.
- OCT 7–11Royal Culture Festival
Palaces stay busy during the festival.
- OCT 9–11Hangul Day long weekend
Friday Oct 9 is a public holiday.
Local tips
- Start with the palaces early; crowds build through the day.
- From Oct 1 you can book Korail trains up to two months ahead; holiday-weekend seats go first.
- Book or call ahead for popular restaurants on the long weekends.
FAQ
What are the busiest days in Seoul in October 2026?
China's National Day holiday (October 1–7) and two Korean long weekends: October 3–5 and October 9–11.
When is it calmer?
The weekdays October 6–8.
Sources: Seoul Metropolitan Government via Financial News (Sep 15, 2026) · Vegan News (2026 holiday calendar) · Money Today (Korail)