🇭🇰 Hong Kong to Seoul 🇰🇷 time converter

Convert any time from Hong Kong (HKT) to Seoul (KST), with daylight saving handled correctly for the date you choose.

Seoul is currently 1 hours ahead of Hong Kong.
Hong Kong: Sun, Jun 21, 2026, 2:29 AM UTC+08:00 (GMT+8) · Seoul: Sun, Jun 21, 2026, 3:29 AM UTC+09:00 (GMT+9)
Hong KongSeoul01h07h13h19h
Hong Kong 00h → 23hblue/green = 9am–6pm working hoursSeoul local hour

Convert Hong Kong to Seoul on any date

Get this conversion as JSON (developer API)
curl "https://tz.wrapper-agency.com/api/v1/tz?from=Asia%2FHong_Kong&to=Asia%2FSeoul&time=2008-11-04T09%3A00"

Free timezone API — no key during beta. DST-correct, IANA tz database.

Current offsets

🇭🇰 Hong KongUTC+08:00
🇰🇷 SeoulUTC+09:00
Difference+1h

FAQ

What time is it in Seoul when it's noon in Hong Kong?
Use the converter above — enter 12:00 on your date in Hong Kong and you'll get the exact Seoul local time, DST included.
Why does the time difference change during the year?
Hong Kong and Seoul may observe daylight saving on different schedules (or not at all), so the gap between them shifts on clock-change dates.