Koh Samui to Lisbon: time difference
Lisbon is 6 h behind Koh Samui. Live clocks for both, the working hours they share, and how each one sits against your own time.
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Koh Samui 10:53 10:53 AM Lisbon 04:53 4:53 AM You –:–
10:53 10:53 AM
Indochina Time · UTC+7
☀️ 06:09 · 🌙 18:07
04:53 4:53 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
·
−6 h
Lisbon is 6 h behind Koh Samui.
When you, Koh Samui and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Koh Samui
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
🇵🇹 Lisbon
18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Koh Samui | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 10:53 | 04:53 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Indochina Time | Western European Summer Time |
| UTC offset | UTC+7 | UTC+1 |
| Offset from Koh Samui | — | −6 h |
| IANA zone | Asia/Bangkok | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:09 | 07:41 |
| Sunset | 18:07 | 19:07 |
| Daylight | 11 h 58 min | 11 h 26 min |
| People on this clock | 62,110 | 545,923 |
Compare Koh Samui with another city
More comparisons with Koh Samui: the time zones next to it and the far side of the clock.
Big time differences
Koh Samui and Lisbon: common questions
How far behind Koh Samui is Lisbon?
Lisbon is 6 hours behind Koh Samui: UTC+1 against UTC+7.
If it is 9:00 AM in Koh Samui, what time is it in Lisbon?
At 9:00 AM in Koh Samui, clocks in Lisbon show 3:00 AM.
If it is 6:00 PM in Koh Samui, what time is it in Lisbon?
At 6:00 PM in Koh Samui, clocks in Lisbon show 12:00 PM.
Is there a time when both Koh Samui and Lisbon are at work?
Yes: from 3:00 PM to 6:00 PM in Koh Samui (9:00 AM to 12:00 PM in Lisbon), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Lisbon compared with Koh Samui?
The new day starts in Lisbon later: until 6:00 AM in Koh Samui, it is still the previous day there. From 6:00 PM in Lisbon, Koh Samui is already on the next day.
Does the time gap between Koh Samui and Lisbon change during the year?
Yes – daylight saving time is used in Lisbon but not in Koh Samui. From October 25, 2026, Lisbon will be 7 hours behind Koh Samui.
