Bali to Koh Samui: time difference
Koh Samui is 1 h behind Bali. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Bali 15:29 3:29 PM Koh Samui 14:29 2:29 PM You –:–
15:29 3:29 PM
Central Indonesia Time · UTC+8
☀️ 05:59 · 🌙 18:14
14:29 2:29 PM
Indochina Time · UTC+7
☀️ 06:09 · 🌙 18:07
·
−1 h
Koh Samui is 1 h behind Bali.
When you, Bali and Koh Samui are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇩 Bali
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
🇹🇭 Koh Samui
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇩 Bali | 🇹🇭 Koh Samui |
|---|---|---|
| Local time | 15:29 | 14:29 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Indonesia Time | Indochina Time |
| UTC offset | UTC+8 | UTC+7 |
| Offset from Bali | — | −1 h |
| IANA zone | Asia/Makassar | Asia/Bangkok |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:59 | 06:09 |
| Sunset | 18:14 | 18:07 |
| Daylight | 12 h 14 min | 11 h 58 min |
| People on this clock | — | 62,110 |
Compare Bali with another city
More comparisons with Bali: the time zones next to it and the far side of the clock.
Big time differences
Bali and Koh Samui: common questions
What is the time difference between Bali and Koh Samui?
Koh Samui is 1 hour behind: it uses UTC+7, while Bali is on UTC+8.
What time is it in Koh Samui at the start of the working day in Bali?
The working day in Bali starts at 9:00 AM; in Koh Samui it is 8:00 AM at that moment.
What time is it in Koh Samui at the end of the working day in Bali?
The working day in Bali ends at 6:00 PM; in Koh Samui it is 5:00 PM at that moment.
Is there a time when both Bali and Koh Samui are at work?
Yes: from 10:00 AM to 6:00 PM in Bali (9:00 AM to 5:00 PM in Koh Samui), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Koh Samui compared with Bali?
The new day starts in Koh Samui later: until 1:00 AM in Bali, it is still the previous day there. From 11:00 PM in Koh Samui, Bali is already on the next day.
Is the time difference between Bali and Koh Samui the same all year?
Yes. Neither Bali nor Koh Samui switches to summer time, so the gap is always 1 hour.
