COT to Seoul
+14hCOT
COTSOURCESeoul
KSTGreen rows indicate typical business hours (9 AM - 5 PM)
COT and KST on the World Map
The map below highlights the COT (Colombia Time) and KST (Korea Standard Time) timezone regions across the globe.
COT – Colombia Time
UTC-05:00Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.
- •Colombia does not observe daylight saving time.
- •COT is the same offset as EST (UTC-05:00).
- •Bogotá sits at 2,640m elevation, making it one of the highest capital cities.
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 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.
Time Conversion Guide: COT to Seoul
COT runs on Colombia Time (COT) at UTC-05:00. Seoul runs on Korean Standard Time (KST) at UTC+09:00. That puts COT 14 hours ahead of Seoul — a difference of +14h at the current offsets.
In practice, when it is 9:00 AM in COT it is 11:00 PM in Seoul. Midnight in COT is 2:00 PM in Seoul. Neither zone observes daylight saving time, so the offset between them stays constant all year.
COT to Seoul time conversion table
| COT (COT) | Seoul (KST) | Day |
|---|---|---|
| 12:00 AM | 2:00 PM | same day |
| 6:00 AM | 8:00 PM | same day |
| 7:00 AM | 9:00 PM | same day |
| 8:00 AM | 10:00 PM | same day |
| 9:00 AM | 11:00 PM | same day |
| 12:00 PM | 2:00 AM | next day |
| 3:00 PM | 5:00 AM | next day |
| 5:00 PM | 7:00 AM | next day |
| 6:00 PM | 8:00 AM | next day |
| 9:00 PM | 11:00 AM | next day |
Why people convert COT to Seoul time
- Scheduling a call from COT to Seoul: a 10:00 AM start in COT lands at 12:00 AM in Seoul the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +14h gap: COT and Seoul have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Seoul is 11:00 PM in COT.
- Booking travel or deliveries: tracking Seoul local time against COT keeps pickup windows and arrival estimates honest across the +14h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM COT" is unambiguous; "3 PM" across a +14h gap is not.
- With a +14h gap there is no shared 9-to-5 window, so alternate the early start: one week COT takes the early slot, the next week Seoul does.
About COT (Colombia Time)
Colombia Time (COT) is used throughout Colombia. Colombia does not observe daylight saving time. COT shares the same offset as EST (UTC-05:00). Bogotá, the capital, is one of the largest cities in South America.
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 COT and Seoul
With a +14h offset there is no overlap inside a normal 9 AM – 5 PM day. Seoul opens at 9:00 AM KST, which is 11:00 PM in COT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
COT and Seoul have no shared working hours because of the +14h gap. Teams need to alternate early starts or rely on asynchronous handovers.
COT is 14 hours ahead of Seoul (COT UTC-05:00 → KST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. 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 COT and Seoul?
COT (COT, UTC-05:00) is 14 hours ahead of Seoul (KST, UTC+09:00). The gap is currently +14h.
How do I convert COT time to Seoul time?
Add +14h to COT local time. For example, 9:00 AM in COT is 11:00 PM 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 +14h offset from COT.
What is the best time to call Seoul from COT?
There is no shared working-hours window because of the +14h gap. The closest option is 1:00 PM in COT, which is 3:00 AM in Seoul.
Which is ahead, COT or Seoul?
COT is 14 hours ahead of Seoul. When it is 12:00 PM in COT it is 2:00 AM in Seoul.
Do COT and Seoul use different time zones?
COT uses COT at UTC-05:00, while Seoul (South Korea) uses KST at UTC+09:00. The IANA identifiers are America/Bogota and Asia/Seoul.
Does daylight saving time affect the COT–Seoul difference?
Neither zone observes daylight saving time, so the +14h offset between COT and Seoul is fixed all year.
Which other cities share COT's time zone?
COT also covers Bogotá, Medellín, Cali, Barranquilla, Cartagena.
Which countries use COT, COT's zone?
COT is used in Colombia.
Is there a day difference between COT and Seoul?
Sometimes. The +14h gap is large enough that 8:00 PM or later in COT already falls on the next day in Seoul.
What is the time difference between COT and Seoul?
Seoul is +14h from COT.
What timezone is COT in?
COT operates on its local timezone.
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 Seoul?
Standard business hours in Seoul are 9:00 AM - 6:00 PM KST.
Which countries use COT (Colombia Time)?
COT is used in Colombia.
Does COT observe daylight saving time?
No, COT does not observe daylight saving time and remains at UTC-05:00 year-round.
What are some interesting facts about COT?
Colombia does not observe daylight saving time. COT is the same offset as EST (UTC-05:00).
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 COT, what time is it in Seoul?
When it is 12:00 AM (midnight) in COT (COT), it is +14h later in Seoul (KST).
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