Phuket to Seongnam: time difference
Seongnam is 2 h ahead of Phuket. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Phuket 08:36 8:36 AM Seongnam 10:36 10:36 AM You –:–
08:36 8:36 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
10:36 10:36 AM
Korean Standard Time · UTC+9
☀️ 06:42 · 🌙 17:52
·
+2 h
Seongnam is 2 h ahead of Phuket.
When you, Phuket and Seongnam are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Phuket
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇰🇷 Seongnam
2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Phuket | 🇰🇷 Seongnam |
|---|---|---|
| Local time | 08:36 | 10:36 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Indochina Time | Korean Standard Time |
| UTC offset | UTC+7 | UTC+9 |
| Offset from Phuket | — | +2 h |
| IANA zone | Asia/Bangkok | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:14 | 06:42 |
| Sunset | 18:10 | 17:52 |
| Daylight | 11 h 56 min | 11 h 10 min |
| People on this clock | 79,308 | 967,510 |
Compare Phuket with another city
More comparisons with Phuket: the time zones next to it and the far side of the clock.
Big time differences
Phuket and Seongnam: common questions
How many hours ahead of Phuket is Seongnam?
The clocks in Seongnam are 2 hours ahead of those in Phuket (UTC+9 and UTC+7).
What time is it in Seongnam at the start of the working day in Phuket?
The working day in Phuket starts at 9:00 AM; in Seongnam it is 11:00 AM at that moment.
What time is it in Seongnam at the end of the working day in Phuket?
The working day in Phuket ends at 6:00 PM; in Seongnam it is 8:00 PM at that moment.
Is there a time when both Phuket and Seongnam are at work?
Yes: from 9:00 AM to 4:00 PM in Phuket (11:00 AM to 6:00 PM in Seongnam), the working days (9:00 AM–6:00 PM) overlap.
From what time in Phuket is it tomorrow in Seongnam?
Once it is 10:00 PM in Phuket, the date in Seongnam has already changed. Until 2:00 AM in Seongnam, it is still the previous day in Phuket.
Does the time gap between Phuket and Seongnam change during the year?
No, the clocks change neither in Phuket nor in Seongnam, so the gap is 2 hours all year round.
