What is KST in AKST?
Alaska Time is 17 hours behind
Korea Standard Time is on UTC+9:00 and Alaska Time is on UTC−8:00 right now. Alaska Time is on daylight saving, so its clocks read AKDT. The gap changes during the year — see below.
- Time in Seoul
- 11:15 am
- Time in Anchorage
- 6:15 pm
- Difference
- −17 h
- Next clock change
- November 1, 2026
Convert a time
AKDT — Alaska Time
6:00 pm
Tue, the previous day
When the difference changes
Korea Standard Time and Alaska Time do not change their clocks on the same dates, so the gap between them is not the same all year. Most converters show only today’s figure. These are the periods ahead:
- Now – November 1, 2026Alaska Time is 17 hours behind
- November 1, 2026 – March 14, 2027Alaska Time is 18 hours behind
- March 14, 2027 – onwardsAlaska Time is 17 hours behind
Periods shorter than a day are not listed: both zones change at 2am in their own local time, so there are a few hours on each transition date when the gap is briefly something else.
Daylight saving
Korea Standard Time
Korea Standard Time stays on KST all year, so its offset from UTC never moves.
Alaska Time
Clocks go back one hour at 2am local time, becoming AKST.
KST to AKST conversion table
Every hour of Wednesday, September 23, 2026, converted from Korea Standard Time to Alaska Time. 17 of the 24 hours fall on a different calendar day in Anchorage, which is marked.
- 12:00 am KST
- 7:00 am AKDT−1 day
- 1:00 am KST
- 8:00 am AKDT−1 day
- 2:00 am KST
- 9:00 am AKDT−1 day
- 3:00 am KST
- 10:00 am AKDT−1 day
- 4:00 am KST
- 11:00 am AKDT−1 day
- 5:00 am KST
- 12:00 pm AKDT−1 day
- 6:00 am KST
- 1:00 pm AKDT−1 day
- 7:00 am KST
- 2:00 pm AKDT−1 day
- 8:00 am KST
- 3:00 pm AKDT−1 day
- 9:00 am KST
- 4:00 pm AKDT−1 day
- 10:00 am KST
- 5:00 pm AKDT−1 day
- 11:00 am KST
- 6:00 pm AKDT−1 day
- 12:00 pm KST
- 7:00 pm AKDT−1 day
- 1:00 pm KST
- 8:00 pm AKDT−1 day
- 2:00 pm KST
- 9:00 pm AKDT−1 day
- 3:00 pm KST
- 10:00 pm AKDT−1 day
- 4:00 pm KST
- 11:00 pm AKDT−1 day
- 5:00 pm KST
- 12:00 am AKDT
- 6:00 pm KST
- 1:00 am AKDT
- 7:00 pm KST
- 2:00 am AKDT
- 8:00 pm KST
- 3:00 am AKDT
- 9:00 pm KST
- 4:00 am AKDT
- 10:00 pm KST
- 5:00 am AKDT
- 11:00 pm KST
- 6:00 am AKDT
Scheduling between the two
Working hours overlap from 9:00 am to 11:00 am KST, which is 4:00 pm to 6:00 pm AKDT. Anything inside that window falls in the normal working day at both ends.