Offset
The time difference between Alaska Time and Korea Standard Time is 17 hours.
Alaska Time (AKDT) is behind Korea Standard Time (KST).
AKDT: UTC-8
KST: UTC+9
Alaska Time is currently observing daylight saving time; Korea Standard Time is not.
When to schedule
Business-hours overlap: 4 PM–5 PM in Alaska Time (9 AM–10 AM the next day in Korea Standard Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 4:00 PM Alaska Time (9:00 AM Korea Standard Time).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
South Korea
- New Year's DayThu, Jan 1
- Lunar New YearMon, Feb 16
- Lunar New YearTue, Feb 17
- Lunar New YearWed, Feb 18
- Independence Movement DayMon, Mar 2
- Labour DayFri, May 1
- Children's DayTue, May 5
- Buddha's BirthdayMon, May 25
- Local Election DayWed, Jun 3
- Memorial DaySat, Jun 6
- Constitution DayFri, Jul 17
- Liberation DayMon, Aug 17
- ChuseokThu, Sep 24
- ChuseokFri, Sep 25
- ChuseokSat, Sep 26
- National Foundation DayMon, Oct 5
- Hangul DayFri, Oct 9
- Christmas DayFri, Dec 25
About these zones
Alaska Time is also known as AKST, or AKDT. To call United States, dial +1.
Korea Standard Time is also known as KST. To call South Korea, dial +82.
Korea Standard Time is approximately 3,750 miles west of Alaska Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| AKST | KST | Day |
|---|---|---|
| 12:00 am | 5:00 pm | Same day |
| 1:00 am | 6:00 pm | Same day |
| 2:00 am | 7:00 pm | Same day |
| 3:00 am | 8:00 pm | Same day |
| 4:00 am | 9:00 pm | Same day |
| 5:00 am | 10:00 pm | Same day |
| 6:00 am | 11:00 pm | Same day |
| 7:00 am | 12:00 am | +1 day |
| 8:00 am | 1:00 am | +1 day |
| 9:00 am | 2:00 am | +1 day |
| 10:00 am | 3:00 am | +1 day |
| 11:00 am | 4:00 am | +1 day |
| 12:00 pm | 5:00 am | +1 day |
| 1:00 pm | 6:00 am | +1 day |
| 2:00 pm | 7:00 am | +1 day |
| 3:00 pm | 8:00 am | +1 day |
| 4:00 pm | 9:00 am | +1 day |
| 5:00 pm | 10:00 am | +1 day |
| 6:00 pm | 11:00 am | +1 day |
| 7:00 pm | 12:00 pm | +1 day |
| 8:00 pm | 1:00 pm | +1 day |
| 9:00 pm | 2:00 pm | +1 day |
| 10:00 pm | 3:00 pm | +1 day |
| 11:00 pm | 4:00 pm | +1 day |
Daylight saving time
Alaska Time observes daylight saving time; Korea Standard Time does not. The offset between the two zones changes when Alaska Time transitions: on Sunday, November 1, 2026, clocks fall back from AKDT to AKST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:32 AM
- Sunset
- 11:26 PM
- Day length
- 18h 54m
- Sunrise
- 5:12 AM
- Sunset
- 7:51 PM
- Day length
- 14h 38m
Daylight overlap: 11h 14m — 12:12 PM–11:26 PM in Alaska Time (5:12 AM–4:26 PM in Korea Standard Time). Both locations are in daylight during this window.
Cities in these zones
Cities in Alaska Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Alaska Time
- ANC
- MRI
Airports in Korea Standard Time
- GMP
- ICN
- PUS
- TAE
- CJJ
- KWJ
- MWX
Related conversions
Common conversions
- What is 9:00 am AKST in KST?
- 9:00 am AKST is 2:00 am KST, the next day.
- What is 12:00 pm AKST in KST?
- 12:00 pm AKST is 5:00 am KST, the next day.
- What is 12:30 pm AKST in KST?
- 12:30 pm AKST is 5:30 am KST, the next day.
- What is 2:00 pm AKST in KST?
- 2:00 pm AKST is 7:00 am KST, the next day.
- What is 5:00 pm AKST in KST?
- 5:00 pm AKST is 10:00 am KST, the next day.
- What is 11:30 pm AKST in KST?
- 11:30 pm AKST is 4:30 pm KST, the next day.