From
AST / ADT
Time Converter
AST to KST Time Converter
Convert Atlantic Time to Korea Time with a live clock and clean permalinks.
To
KST
When it is 7:30 AM in Atlantic Time, it is 7:30 PM in Korea Time.
AST to KST at a glance
Korea Time is 12 hours ahead of Atlantic Time. If someone gives you a time in Atlantic Time, move the clock by 12 hours to read it in Korea Time. A 9:00 AM start in Halifax becomes 9:00 PM in Seoul.
What Atlantic Time covers
Atlantic Time is used in eastern Canada and parts of the Caribbean. Halifax is a common city reference for it. It matters when scheduling across North America and island markets farther east.
What Korea Time covers
Korea Time is the local clock for South Korea. Seoul uses it throughout the year. It is common for electronics, gaming, and regional customer support schedules.
Quick answers
What is the time difference between AST and KST?
Korea Time is 12 hours ahead of Atlantic Time.
What happens to a 3:00 PM meeting in AST?
It lands at 3:00 AM in KST.
Does daylight saving time matter for AST to KST?
Atlantic Time and Korea Time are shown using the offsets that are active right now, so the result already reflects any daylight saving change in effect today.