Taipei to Seoul
+1hTaipei
CSTSOURCESeoul
KSTGreen rows indicate typical business hours (9 AM - 5 PM)
CST and KST on the World Map
The map below highlights the CST (China Standard Time) and KST (Korea Standard Time) timezone regions across the globe.
CST – China Standard Time
UTC+08:00China Standard Time (CST) covers all of mainland China, 8 hours ahead of UTC.
- •China uses a single time zone despite spanning 5 geographical zones.
- •In Xinjiang (western China), sunset can be as late as midnight in summer.
- •China abolished daylight saving time in 1991.
- •The Shanghai Stock Exchange operates on CST/Beijing Time.
KST – Korea Standard Time
UTC+09:00Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.
- •South Korea does not observe daylight saving time.
- •Seoul is home to Samsung, LG, and Hyundai headquarters.
- •KST is the same offset as JST (UTC+09:00).
About Taipei
WikipediaTaipei operates on Taiwan Standard Time (CST), UTC+8. As a global semiconductor hub, Taipei time is essential for tech supply chain coordination.
Taipei 101 was the world's tallest building from 2004 to 2010.
About Seoul
WikipediaSeoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.
Seoul has the fastest average internet speed in the world.
Understanding the +1h Gap: Taipei vs Seoul
Taipei runs on Taiwan Standard Time (CST) at UTC+08:00. Seoul runs on Korean Standard Time (KST) at UTC+09:00. That puts Taipei 1 hour ahead of Seoul — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in Taipei it is 10:00 AM in Seoul. Midnight in Taipei is 1:00 AM in Seoul. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Taipei to Seoul time conversion table
| Taipei (CST) | Seoul (KST) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert Taipei to Seoul time
- Scheduling a call from Taipei to Seoul: a 10:00 AM start in Taipei lands at 11:00 AM in Seoul, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Taipei and Seoul are inside the 9-to-5 working day between 9:00 AM and 4:00 PM CST time (10:00 AM–5:00 PM KST). That is roughly 7 hours of usable overlap.
- Booking travel or deliveries: tracking Seoul local time against Taipei keeps pickup windows and arrival estimates honest across the +1h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CST" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM CST as the recurring meeting window if you work primarily from Taipei and need Seoul colleagues present.
About CST (China Standard Time)
China Standard Time (CST, also known as Beijing Time) is used across all of mainland China despite the country spanning five geographical time zones. This single-timezone policy was adopted in 1949. China does not observe daylight saving time. CST is shared with Hong Kong (HKT), Macau, Taiwan, Singapore, Malaysia, and the Philippines, making UTC+08:00 one of the most used offsets in the world.
About KST (Korea Standard Time)
Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.
Best time to call between Taipei and Seoul
Both Taipei and Seoul sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM CST, which is 10:00 AM–5:00 PM KST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Taipei and Seoul share 7 hours of working-hours overlap (9:00 AM–4:00 PM CST), so scheduling a live meeting is straightforward.
Taipei is 1 hour ahead of Seoul (CST UTC+08:00 → KST UTC+09:00). The shared working window is 9:00 AM–4:00 PM CST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Taipei and Seoul?
Taipei (CST, UTC+08:00) is 1 hour ahead of Seoul (KST, UTC+09:00). The gap is currently +1h.
How do I convert Taipei time to Seoul time?
Add +1h to Taipei local time. For example, 9:00 AM in Taipei is 10:00 AM in Seoul.
What time is it in Seoul right now?
Seoul uses KST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h offset from Taipei.
What is the best time to call Seoul from Taipei?
Call between 9:00 AM and 4:00 PM CST — that maps to 10:00 AM–5:00 PM KST and keeps both parties inside the working day.
Which is ahead, Taipei or Seoul?
Taipei is 1 hour ahead of Seoul. When it is 12:00 PM in Taipei it is 1:00 PM in Seoul.
Do Taipei and Seoul use different time zones?
Taipei (Taiwan) uses CST at UTC+08:00, while Seoul (South Korea) uses KST at UTC+09:00. The IANA identifiers are Asia/Taipei and Asia/Seoul.
Does daylight saving time affect the Taipei–Seoul difference?
Neither zone observes daylight saving time, so the +1h offset between Taipei and Seoul is fixed all year.
Which other cities share Taipei's time zone?
CST also covers Shanghai, Beijing, Shenzhen, Guangzhou, Chengdu, Hong Kong, Taipei, Wuhan and 2 more.
Which countries use CST, Taipei's zone?
CST is used in China, Hong Kong, Macau, Taiwan.
Is there a day difference between Taipei and Seoul?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between Taipei and Seoul?
Seoul is +1h from Taipei.
What timezone is Taipei in?
Taipei operates on Taiwan Standard Time (CST), UTC+8. As a global semiconductor hub, Taipei time is essential for tech supply chain coordination.
What timezone is Seoul in?
Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.
What are the business hours in Taipei?
Standard business hours in Taipei are 9:00 AM - 6:00 PM CST.
What are the business hours in Seoul?
Standard business hours in Seoul are 9:00 AM - 6:00 PM KST.
What is the best time to schedule a call between Taipei and Seoul?
The best overlap for a call is when both cities are in business hours. Taipei works 9:00 AM - 6:00 PM CST and Seoul works 9:00 AM - 6:00 PM KST (+1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Taipei and Seoul?
Taipei uses TWD (NT$) while Seoul uses KRW (₩). Check current exchange rates when planning travel or business between these cities.
How do Taipei and Seoul compare in size?
Taipei has a population of approximately 2.6 million (metro: 7.1 million), while Seoul has approximately 9.7 million (metro: 25.5 million).
What are the major landmarks in Taipei and Seoul?
Taipei is known for Taipei 101, Chiang Kai-shek Memorial Hall, Longshan Temple. Seoul is famous for Gyeongbokgung Palace, N Seoul Tower, Bukchon Hanok Village.
Do Taipei and Seoul have stock exchanges?
Yes. Taipei has the TWSE (Taiwan Stock Exchange) and Seoul has the KRX (Korea Exchange). The +1h time difference affects trading hour overlaps between these exchanges.
Which countries use CST (China Standard Time)?
CST is used in China, Hong Kong, Macau, Taiwan.
Does CST observe daylight saving time?
No, CST does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about CST?
China uses a single time zone despite spanning 5 geographical zones. In Xinjiang (western China), sunset can be as late as midnight in summer.
Which cities are in the KST timezone?
Major cities in the KST timezone include Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.
What is the UTC offset for KST?
Korea Standard Time (KST) is at UTC+09:00.
What should I know about the KST timezone?
South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.
When is it midnight in Taipei, what time is it in Seoul?
When it is 12:00 AM (midnight) in Taipei (CST), it is +1h later in Seoul (KST).
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