World Clock
South Korea

Updated Mar 2026

Current Time in South Korea

Q: What time is it in South Korea right now?

South Korea spans 1 timezone: KST. Use the live clocks on this page for the exact local time in each major city.

Q: How many timezones does South Korea have?

South Korea uses 1 timezone: KST. Not all regions observe daylight saving time on the same schedule.

Q: Does South Korea observe daylight saving time?

DST rules vary by region within South Korea. The live timezone badge next to each city clock on this page reflects the current offset — whether standard or daylight saving time is active right now.

Q: When is the best time to call someone in South Korea?

Aim for 9:00 AM to 5:00 PM local time in the specific city you are calling. Because South Korea spans 1 timezone, the right call window depends on the city, not just the country. Use the Best Time to Call calculator for an exact overlap window.

Live clocks for every South Korea city — UTC offsets, DST status, and inter-city time gaps.

Seoul, South Korea

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KST No DST

Full Seoul Details

South Korea's Timezone System Explained

South Korea uses Korea Standard Time (KST, UTC+9) year-round across the entire country. There is no daylight saving time in South Korea — clocks never change. South Korea last observed DST in 1988 during the Seoul Olympics and has not done so since.

Seoul, Busan, Incheon, Daegu, and all other Korean cities operate on the same single KST offset. KST is shared with Japan (JST), making cross-Korea–Japan scheduling seamless with no time difference.

Key time differences from Seoul (KST): Beijing is 1 hour behind. Singapore and Hong Kong are 1 hour behind. London (GMT) is 9 hours behind in winter, 8 hours behind during BST. New York (EST) is 14 hours behind. Los Angeles (PST) is 17 hours behind. Sydney (AEST) is 1 hour ahead in Australian winter.

South Korea Cities by Timezone

1 timezone · 10 cities · live times

KST

10 cities

Time differences may shift seasonally when cities observe different daylight saving schedules.

Frequently Asked Questions

Timezones, DST rules, and scheduling in South Korea

What time is it in South Korea right now?

South Korea spans 1 timezone — KST — so there is no single answer. The live clocks above show the exact time in Seoul, Busan, Incheon, Daegu, Daejeon, Gwangju.

How many timezones does South Korea have?

South Korea uses a single timezone: KST. The whole country follows the same clock year-round.

Does South Korea observe daylight saving time?

No. South Korea does not observe daylight saving time. The clock is fixed year-round — the timezone offset is the same in January and July.

What is the time difference between South Korea and the US?

Seoul (KST, UTC+9) is 14 hours ahead of New York (EST) in winter, and 13 hours during US EDT. It is 17 hours ahead of Los Angeles. A 9 AM Seoul meeting corresponds to 7 PM EST the previous evening.

Is South Korea on the same time as Japan?

Yes. Seoul (KST) and Tokyo (JST) are both UTC+9 — always exactly the same time. Neither country observes DST, making the Seoul–Tokyo gap a permanent zero.

Does South Korea observe daylight saving time?

No. South Korea uses KST (UTC+9) year-round with no seasonal clock changes. This has been the case since DST was last observed in 1988 (during the Seoul Olympics).

When is the best time to call someone in South Korea?

Aim for 9:00 AM – 5:00 PM local time in the specific city. Because South Korea spans 1 timezones, the overlap window from your location differs between cities. Open any city page above for its full scheduling guide.

How accurate are the live clocks on this page?

All clocks update every second using your browser's timezone engine with current DST rules applied automatically. The displayed times match the official local time in each city — no manual refresh needed.