AWST to Seoul
+1hAWST
AWSTSOURCESeoul
KSTGreen rows indicate typical business hours (9 AM - 5 PM)
AWST and KST on the World Map
The map below highlights the AWST (Australian Western Standard Time) and KST (Korea Standard Time) timezone regions across the globe.
AWST – Australian Western Standard Time
UTC+08:00Australian Western Standard Time (AWST) is the time zone for Western Australia, 8 hours ahead of UTC.
- •Western Australia does not observe daylight saving time.
- •Perth is the most isolated major city in the world.
- •AWST is the same offset as China Standard Time and Singapore Time.
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.
Comparing Time Zones: AWST and Seoul
AWST runs on Australian Western Standard Time (AWST) at UTC+08:00. Seoul runs on Korean Standard Time (KST) at UTC+09:00. That puts AWST 1 hour ahead of Seoul — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in AWST it is 10:00 AM in Seoul. Midnight in AWST is 1:00 AM in Seoul. Neither zone observes daylight saving time, so the offset between them stays constant all year.
AWST to Seoul time conversion table
| AWST (AWST) | Seoul (KST) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert AWST to Seoul time
- Scheduling a call from AWST to Seoul: a 10:00 AM start in AWST lands at 11:00 AM in Seoul, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both AWST and Seoul are inside the 9-to-5 working day between 9:00 AM and 4:00 PM AWST time (10:00 AM–5:00 PM KST). That is roughly 7 hours of usable overlap.
- Coordinating a AWST-based team with Seoul contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM AWST" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM AWST as the recurring meeting window if you work primarily from AWST and need Seoul colleagues present.
About AWST (Australian Western Standard Time)
Australian Western Standard Time (AWST) is used in Western Australia. WA does not observe daylight saving time, having rejected it in multiple referendums. Perth is the most remote major city in the world.
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 AWST and Seoul
Both AWST and Seoul sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM AWST, which is 10:00 AM–5:00 PM KST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
AWST and Seoul share 7 hours of working-hours overlap (9:00 AM–4:00 PM AWST), so scheduling a live meeting is straightforward.
AWST is 1 hour ahead of Seoul (AWST UTC+08:00 → KST UTC+09:00). The shared working window is 9:00 AM–4:00 PM AWST. 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 AWST and Seoul?
AWST (AWST, UTC+08:00) is 1 hour ahead of Seoul (KST, UTC+09:00). The gap is currently +1h.
How do I convert AWST time to Seoul time?
Add +1h to AWST local time. For example, 9:00 AM in AWST is 10:00 AM 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 +1h offset from AWST.
What is the best time to call Seoul from AWST?
Call between 9:00 AM and 4:00 PM AWST — that maps to 10:00 AM–5:00 PM KST and keeps both parties inside the working day.
Which is ahead, AWST or Seoul?
AWST is 1 hour ahead of Seoul. When it is 12:00 PM in AWST it is 1:00 PM in Seoul.
Do AWST and Seoul use different time zones?
AWST uses AWST at UTC+08:00, while Seoul (South Korea) uses KST at UTC+09:00. The IANA identifiers are Australia/Perth and Asia/Seoul.
Does daylight saving time affect the AWST–Seoul difference?
Neither zone observes daylight saving time, so the +1h offset between AWST and Seoul is fixed all year.
Which other cities share AWST's time zone?
AWST also covers Perth, Mandurah, Bunbury, Geraldton.
Which countries use AWST, AWST's zone?
AWST is used in Australia (Western Australia).
Is there a day difference between AWST and Seoul?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between AWST and Seoul?
Seoul is +1h from AWST.
What timezone is AWST in?
AWST 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 AWST (Australian Western Standard Time)?
AWST is used in Australia (Western Australia).
Does AWST observe daylight saving time?
No, AWST does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about AWST?
Western Australia does not observe daylight saving time. Perth is the most isolated major city in the world.
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 AWST, what time is it in Seoul?
When it is 12:00 AM (midnight) in AWST (AWST), it is +1h later in Seoul (KST).
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