Time Difference Between Seoul and Sydney
Sydney is 1h ahead of Seoul in standard time, and 2h ahead while Sydney is on daylight saving time.
Seoul keeps the same clock all year. Sydney clocks move forward on the first Sunday of October and back on the first Sunday of April. The figures above cover each part of the year. They do not come from the offset on the day the site was built. The live clocks use the current time.
Working Hours Overlap
For each hour of Seoul's working day (9:00-18:00), here is the corresponding local time in Sydney. Rows highlighted green fall within standard working hours (9:00-18:00) in both cities. Each block is one part of the year, so the table does not change with the day this page was built.
1h ahead (standard time)
| Seoul | Sydney | Both working hours? |
|---|---|---|
| 9 AM | 10 AM | Yes |
| 10 AM | 11 AM | Yes |
| 11 AM | 12 PM | Yes |
| 12 PM | 1 PM | Yes |
| 1 PM | 2 PM | Yes |
| 2 PM | 3 PM | Yes |
| 3 PM | 4 PM | Yes |
| 4 PM | 5 PM | Yes |
| 5 PM | 6 PM | No |
| 6 PM | 7 PM | No |
2h ahead (daylight saving time in Sydney, while Seoul is on standard time)
| Seoul | Sydney | Both working hours? |
|---|---|---|
| 9 AM | 11 AM | Yes |
| 10 AM | 12 PM | Yes |
| 11 AM | 1 PM | Yes |
| 12 PM | 2 PM | Yes |
| 1 PM | 3 PM | Yes |
| 2 PM | 4 PM | Yes |
| 3 PM | 5 PM | Yes |
| 4 PM | 6 PM | No |
| 5 PM | 7 PM | No |
| 6 PM | 8 PM | No |
Best Time to Meet
1h ahead (standard time)
- 9 AM-5 PM in Seoul (10 AM-6 PM in Sydney) works for both sides. It falls within 9 AM-6 PM in both time zones.
2h ahead (daylight saving time in Sydney, while Seoul is on standard time)
- 9 AM-4 PM in Seoul (11 AM-6 PM in Sydney) works for both sides. It falls within 9 AM-6 PM in both time zones.
How the Difference Changes
Only Sydney changes its clocks, so the gap is not one number. The rules are above. The dates for the year you are reading this page load below.
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Seoul
Seoul uses the Asia/Seoul time zone, at UTC+9 all year. This zone does not observe daylight saving time.
Sydney
Sydney uses the Australia/Sydney time zone. Standard time is UTC+10, and daylight saving time is UTC+11.