Does it handle Daylight Saving Time?

Yes, the tool automatically adjusts for Daylight Saving Time based on the specific date you select, ensuring accurate conversions year-round.

Can I add multiple cities?

Yes, you can add as many cities as you need to the dashboard to compare times across your entire global network simultaneously.

Thailand to UTC

-7h

Thailand

ICTSOURCE

UTC+07:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

UTC

UTC+00:00

HH05

MM00

05:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Thailand

UTC

12:00 AM

5:00 PM-1

2:00 AM

7:00 PM-1

4:00 AM

9:00 PM-1

6:00 AM

11:00 PM-1

8:00 AM

1:00 AM

10:00 AM

3:00 AM

12:00 PM

5:00 AM

2:00 PM

7:00 AM

4:00 PM

9:00 AM

6:00 PM

11:00 AM

8:00 PM

1:00 PM

10:00 PM

3:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

ICT and UTC on the World Map

The map below highlights the ICT (Indochina Time) and UTC (Coordinated Universal Time) timezone regions across the globe.

ICT Zone

→

UTC Zone

Explore all world timezones interactively →

ICT – Indochina Time

UTC+07:00

Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.

Countries in ICT

ThailandVietnamCambodiaLaosIndonesia (WIB)

Major Cities in ICT

BangkokHo Chi Minh CityHanoiJakartaPhnom PenhVientiane

Key Facts about ICT

•Bangkok is one of the most visited cities in the world.
•ICT is 12 hours ahead of EST.
•Thailand, Vietnam, and Cambodia all share ICT.

Daylight Saving:No – UTC+07:00 year-round

Learn more about ICT on Wikipedia

UTC – Coordinated Universal Time

UTC+00:00

Coordinated Universal Time (UTC) is the world's primary time standard, used as the basis for civil time worldwide.

Countries in UTC

Used worldwide as referenceSame zone as: UK, Ireland, Iceland, Portugal, Ghana

Major Cities in UTC

LondonDublinReykjavikAccraLisbonDakar

Key Facts about UTC

•UTC is the basis for all civil time zones worldwide.
•The abbreviation 'UTC' is a compromise between English (CUT) and French (TUC).
•UTC is based on atomic clocks and is accurate to within a nanosecond per day.
•Servers and databases worldwide store timestamps in UTC to avoid timezone confusion.
•Leap seconds are occasionally added to UTC to keep it aligned with Earth's rotation.

Daylight Saving:No – UTC+00:00 year-round

Learn more about UTC on Wikipedia

Comparing Time Zones: Thailand and UTC

Thailand runs on Indochina Time (ICT) at UTC+07:00. UTC runs on Coordinated Universal Time (UTC) at UTC+00:00. That puts Thailand 7 hours behind UTC — a difference of -7h at the current offsets.

In practice, when it is 9:00 AM in Thailand it is 2:00 AM in UTC. Midnight in Thailand is 5:00 PM in UTC. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Thailand to UTC time conversion table

Thailand (ICT)	UTC (UTC)	Day
12:00 AM	5:00 PM	previous day
6:00 AM	11:00 PM	previous day
7:00 AM	12:00 AM	same day
8:00 AM	1:00 AM	same day
9:00 AM	2:00 AM	same day
12:00 PM	5:00 AM	same day
3:00 PM	8:00 AM	same day
5:00 PM	10:00 AM	same day
6:00 PM	11:00 AM	same day
9:00 PM	2:00 PM	same day

Why people convert Thailand to UTC time

Scheduling a call from Thailand to UTC: a 10:00 AM start in Thailand lands at 3:00 AM in UTC, so you can confirm the slot without doing the arithmetic yourself.
Finding shared working hours: both Thailand and UTC are inside the 9-to-5 working day between 4:00 PM and 5:00 PM ICT time (9:00 AM–10:00 AM UTC). That is roughly 1 hours of usable overlap.
Keeping family and friends in sync: knowing that 8:00 PM in Thailand is 1:00 PM in UTC makes it easy to avoid calling at 3 AM.

Always state the zone abbreviation, not just the hour. "3:00 PM ICT" is unambiguous; "3 PM" across a -7h gap is not.
Block 4:00 PM–5:00 PM ICT as the recurring meeting window if you work primarily from Thailand and need UTC colleagues present.

About ICT (Indochina Time)

Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving time.

About UTC (Coordinated Universal Time)

Coordinated Universal Time (UTC) is the primary time standard by which the world regulates clocks and time. It is effectively the successor to GMT and is based on International Atomic Time with leap seconds added to keep it synchronized with Earth's rotation. UTC is used in aviation, computing, navigation, weather forecasting, and the International Space Station. Most programming languages and databases store timestamps in UTC.

Best time to call between Thailand and UTC

Both Thailand and UTC sit inside the 9 AM – 5 PM working day between 4:00 PM–5:00 PM ICT, which is 9:00 AM–10:00 AM UTC. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Thailand and UTC overlap for only 60 minutes (4:00 PM–5:00 PM ICT), so meetings have to be booked precisely.

Thailand is 7 hours behind UTC (ICT UTC+07:00 → UTC UTC+00:00). The shared working window is 4:00 PM–5:00 PM ICT. Remember to re-check around daylight-saving transitions.

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Thailand and UTC?

Thailand (ICT, UTC+07:00) is 7 hours behind UTC (UTC, UTC+00:00). The gap is currently -7h.

How do I convert Thailand time to UTC time?

Add -7h to Thailand local time. For example, 9:00 AM in Thailand is 2:00 AM in UTC.

What time is it in UTC right now?

UTC uses UTC at UTC+00:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -7h offset from Thailand.