Korea Standard Time to US Alaska Time
Convert times between Korea Standard Time (KST, UTC+9:00) and US Alaska Time (AKST, UTC-9:00). US Alaska Time is 18 hours behind Korea Standard Time in standard time. During daylight saving time this difference changes to 17 hours.
UTC+9:00→UTC-9:00 / -8:00
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| Korea Standard Time | KST | UTC+9:00 | — | South Korea |
| US Alaska Time | AKST / AKDT | UTC-9:00 | UTC-8:00 | United States |
* DST offset applies during summer months. Exact transition dates vary by year.
Standard Time Conversion (KST → AKST)
| Korea Standard Time | US Alaska Time |
|---|---|
| 12:00 AM KST | 6:00 AM (prev day) AKST |
| 6:00 AM KST | 12:00 PM (prev day) AKST |
| 9:00 AM KST | 3:00 PM (prev day) AKST |
| 12:00 PM KST | 6:00 PM (prev day) AKST |
| 3:00 PM KST | 9:00 PM (prev day) AKST |
| 6:00 PM KST | 12:00 AM AKST |
| 9:00 PM KST | 3:00 AM AKST |
Summer (DST) Conversion (KST → AKDT)
| Korea Standard Time (summer) | US Alaska Time (summer) |
|---|---|
| 12:00 AM KST | 7:00 AM (prev day) AKDT |
| 6:00 AM KST | 1:00 PM (prev day) AKDT |
| 9:00 AM KST | 4:00 PM (prev day) AKDT |
| 12:00 PM KST | 7:00 PM (prev day) AKDT |
| 3:00 PM KST | 10:00 PM (prev day) AKDT |
| 6:00 PM KST | 1:00 AM AKDT |
| 9:00 PM KST | 4:00 AM AKDT |
Daylight Saving Time (DST) Notes
- US Alaska Time observes DST. Clocks advance 1 hour to AKDT (UTC-8:00) roughly from month 3 to 11.
- The offset difference shifts between 18h (standard) and 17h (DST season). Always verify the current offset using the live converter below.
Frequently Asked Questions
How do I convert KST to AKST?
Add (-18) hours to the KST time to get AKST. For example, 9:00 AM KST = 3:00 PM AKST.
What is the current UTC offset for Korea Standard Time?
Korea Standard Time is always UTC+9:00 (KST) — it does not observe DST.
Is US Alaska Time ahead or behind Korea Standard Time?
US Alaska Time is 18 hours behind Korea Standard Time in standard time.
When is a good time to schedule a meeting between KST and AKST?
A good overlap window is around 9:00 AM KST / 3:00 PM (prev day) AKST, which falls within business hours for both timezones.
Related Timezone Conversions
Korea Standard Time → US Eastern TimeKST / ESTKorea Standard Time → US Central TimeKST / CSTKorea Standard Time → US Mountain TimeKST / MSTKorea Standard Time → US Pacific TimeKST / PSTKorea Standard Time → Hawaii TimeKST / HSTKorea Standard Time → Canada Atlantic TimeKST / ASTKorea Standard Time → China Standard TimeKST / CSTKorea Standard Time → Hong Kong TimeKST / HKT
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.