Clockjumper

Timezone conversion

KST to AEST Time — Convert Korea Standard Time to Australian Eastern Standard Time

AEST is currently 1 hour ahead of KST. The gap shifts across the year: around January AEST is 2 hours ahead of KST, and around July it is 1 hour ahead of KST, because one or both zones observe daylight saving.

AEST is currently 1 hour ahead of KST.

KST • KST (UTC+9)
11:32 PM
Thursday, Sep 10
AEST • AEST (UTC+10)
12:32 AM
Friday, Sep 11

Abbreviation disambiguation

On Clockjumper, AEST refers to Australian Eastern Standard Time, UTC+10 — the winter time in New South Wales, Victoria, Tasmania and the ACT. From the first Sunday in October to the first Sunday in April those states move to AEDT (UTC+11). Queensland stays on AEST all year and does not observe daylight saving.

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Full KST to AEST conversion table

KSTAEST
12:00 AM1:00 AM
1:00 AM2:00 AM
2:00 AM3:00 AM
3:00 AM4:00 AM
4:00 AM5:00 AM
5:00 AM6:00 AM
6:00 AM7:00 AM
7:00 AM8:00 AM
8:00 AM9:00 AM
9:00 AM10:00 AM
10:00 AM11:00 AM
11:00 AM12:00 PM
12:00 PM1:00 PM
1:00 PM2:00 PM
2:00 PM3:00 PM
3:00 PM4:00 PM
4:00 PM5:00 PM
5:00 PM6:00 PM
6:00 PM7:00 PM
7:00 PM8:00 PM
8:00 PM9:00 PM
9:00 PM10:00 PM
10:00 PM11:00 PM
11:00 PM12:00 AM(next day)

Daylight saving and how the gap changes

Around January AEST is 2 hours ahead of KST. Around July it is 1 hour ahead of KST. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is AEST ahead of or behind KST right now?
AEST is currently 1 hour ahead of KST.
What is the current KST to AEST time difference?
Right now the gap is 1 hour — AEST is 1 hour ahead of KST.
Does the KST → AEST offset change during the year?
Yes. Around January AEST is 2 hours ahead of KST; around July it is 1 hour ahead of KST. The converter above always reflects the correct offset for the date you pick.
Does KST observe daylight saving time?
No — Korea Standard Time stays at a fixed UTC offset year-round.
Does AEST observe daylight saving time?
AEST is itself the daylight-saving form. Australian Eastern Standard Time is in force at UTC+10 through the summer months; outside that window the same zone is on AEDT (UTC+11).
What time is 3 AM KST in AEST?
3:00 AM KST is 4:00 AM AEST.
What time is 8 AM KST in AEST?
8:00 AM KST is 9:00 AM AEST.
What time is 9 AM KST in AEST?
9:00 AM KST is 10:00 AM AEST.
What time is 10 AM KST in AEST?
10:00 AM KST is 11:00 AM AEST.
What time is 11 AM KST in AEST?
11:00 AM KST is 12:00 PM AEST.
What time is 12 PM (noon) KST in AEST?
12:00 PM KST is 1:00 PM AEST.
What time is 2 PM KST in AEST?
2:00 PM KST is 3:00 PM AEST.
What time is 3 PM KST in AEST?
3:00 PM KST is 4:00 PM AEST.
What time is 4 PM KST in AEST?
4:00 PM KST is 5:00 PM AEST.
What time is 5 PM KST in AEST?
5:00 PM KST is 6:00 PM AEST.
What time is 9 PM KST in AEST?
9:00 PM KST is 10:00 PM AEST.
What time is 10 PM KST in AEST?
10:00 PM KST is 11:00 PM AEST.
When is the best time to schedule a call between KST and AEST?
The working-hours overlap (09:00–17:00 in both zones) runs roughly 9:00 AM – 4:00 PM KST (≈ 7 hours). The midpoint of that window — 12:30 PM KST, 1:30 PM AEST — is the safest single slot to propose for a live call.
What time zone does KST refer to?
KST refers to Korea Standard Time (IANA: Asia/Seoul).
What time zone does AEST refer to?
AEST refers to Australian Eastern Standard Time (IANA: Australia/Sydney).
Is AEST on this page the same as other zones that share the letters "AEST"?
On Clockjumper, AEST refers to Australian Eastern Standard Time, UTC+10 — the winter time in New South Wales, Victoria, Tasmania and the ACT. From the first Sunday in October to the first Sunday in April those states move to AEDT (UTC+11). Queensland stays on AEST all year and does not observe daylight saving.

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