World Timezones

Sydney to Seoul Converter

Compare Seoul to Sydney instead
Sydney2:36 pmFri, Jun 5
SydneyAEST
Australia · UTC+10
2:36 pmFri, Jun 5
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
SeoulKST
South Korea · UTC+9
1:36 pmFri, Jun 5
11p
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p

Offset

The time difference between Sydney and Seoul is 1 hour.

1 hour

Sydney (AEST) is ahead of Seoul (KST).

AEST: UTC+10

KST: UTC+9

Neither Sydney nor Seoul is currently observing daylight saving time.

When to schedule

Business-hours overlap: 10 AM–5 PM in Sydney (9 AM–4 PM in Seoul).

Both teams are in working hours during this window on weekdays.

Suggested time: 1:00 PM Sydney (12:00 PM Seoul).

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.

Australia

  • New Year's DayThu, Jan 1
  • Australia DayMon, Jan 26
  • Good FridayFri, Apr 3
  • Easter MondayMon, Apr 6
  • Christmas DayFri, Dec 25
  • St. Stephen's DayMon, Dec 28

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

Sydney uses Australian Eastern Time (AEST, or AEDT). To call Australia, dial +61.

Seoul uses Korea Standard Time (KST). To call South Korea, dial +82.

Seoul is approximately 5,200 miles north of Sydney.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

SydneySeoulDay
12:00 am11:00 pm-1 day
1:00 am12:00 amSame day
2:00 am1:00 amSame day
3:00 am2:00 amSame day
4:00 am3:00 amSame day
5:00 am4:00 amSame day
6:00 am5:00 amSame day
7:00 am6:00 amSame day
8:00 am7:00 amSame day
9:00 am8:00 amSame day
10:00 am9:00 amSame day
11:00 am10:00 amSame day
12:00 pm11:00 amSame day
1:00 pm12:00 pmSame day
2:00 pm1:00 pmSame day
3:00 pm2:00 pmSame day
4:00 pm3:00 pmSame day
5:00 pm4:00 pmSame day
6:00 pm5:00 pmSame day
7:00 pm6:00 pmSame day
8:00 pm7:00 pmSame day
9:00 pm8:00 pmSame day
10:00 pm9:00 pmSame day
11:00 pm10:00 pmSame day

Daylight saving time

Sydney observes daylight saving time; Seoul does not. The offset between the two zones changes when Sydney transitions: on Sunday, October 4, 2026, clocks spring forward from AEST to AEDT.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Sydney
Sunrise
6:54 AM
Sunset
4:55 PM
Day length
10h
Seoul
Sunrise
5:12 AM
Sunset
7:51 PM
Day length
14h 38m

Daylight overlap: 10h — 6:54 AM–4:55 PM in Sydney (5:54 AM–3:55 PM in Seoul). Both locations are in daylight during this window.

Cities in these zones

Other cities in Australian Eastern Time

Other cities in Korea Standard Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Australian Eastern Time

  • SYD
  • CBR

Airports in Korea Standard Time

  • GMP
  • ICN
  • PUS
  • TAE
  • CJJ
  • KWJ
  • MWX

Related conversions

Common conversions

What is 9:00 am Sydney in Seoul?
9:00 am Sydney is 8:00 am Seoul.
What is 12:00 pm Sydney in Seoul?
12:00 pm Sydney is 11:00 am Seoul.
What is 12:30 pm Sydney in Seoul?
12:30 pm Sydney is 11:30 am Seoul.
What is 2:00 pm Sydney in Seoul?
2:00 pm Sydney is 1:00 pm Seoul.
What is 5:00 pm Sydney in Seoul?
5:00 pm Sydney is 4:00 pm Seoul.
What is 11:30 pm Sydney in Seoul?
11:30 pm Sydney is 10:30 pm Seoul.