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.

Ho Chi Minh to KST

+2h

Ho Chi Minh

ICTSOURCE

Vietnam · UTC+07:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

KST

UTC+09:00

HH02

MM00

14:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Ho Chi Minh

KST

12:00 AM

2:00 AM

4:00 AM

6:00 AM

8:00 AM

10:00 AM

12:00 PM

2:00 PM

4:00 PM

6:00 PM

8:00 PM

10:00 PM

12:00 AM+1

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

ICT and KST on the World Map

The map below highlights the ICT (Indochina Time) and KST (Korea Standard Time) timezone regions across the globe.

ICT Zone

→

KST 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

KST – Korea Standard Time

UTC+09:00

Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.

Countries in KST

South KoreaNorth Korea

Major Cities in KST

SeoulBusanIncheonDaeguDaejeonPyongyang

Key Facts about KST

•South Korea does not observe daylight saving time.
•Seoul is home to Samsung, LG, and Hyundai headquarters.
•KST is the same offset as JST (UTC+09:00).

Daylight Saving:No – UTC+09:00 year-round

Learn more about KST on Wikipedia

About Ho Chi Minh

Wikipedia

Ho Chi Minh City operates on Indochina Time (ICT), UTC+7. As Vietnam's economic powerhouse and a manufacturing hub, Saigon drives Southeast Asian trade.

Population:9 million

Metro:13 million

Business Hours:8:00 AM - 5:00 PM ICT

Currency:VND (₫)

Stock Exchange:HOSE (Ho Chi Minh Stock Exchange)

Key Landmarks

Notre-Dame CathedralWar Remnants MuseumBen Thanh MarketIndependence PalaceCu Chi Tunnels

Did You Know?

The city has over 5 million motorbikes, outnumbering cars significantly.

Learn more about ICT timezone →

Ho Chi Minh to KST Time Difference – Complete Guide

Ho Chi Minh runs on Indochina Time (ICT) at UTC+07:00. KST runs on Korea Standard Time (KST) at UTC+09:00. That puts Ho Chi Minh 2 hours ahead of KST — a difference of +2h at the current offsets.

In practice, when it is 9:00 AM in Ho Chi Minh it is 11:00 AM in KST. Midnight in Ho Chi Minh is 2:00 AM in KST. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Ho Chi Minh to KST time conversion table

Ho Chi Minh (ICT)	KST (KST)	Day
12:00 AM	2:00 AM	same day
6:00 AM	8:00 AM	same day
7:00 AM	9:00 AM	same day
8:00 AM	10:00 AM	same day
9:00 AM	11:00 AM	same day
12:00 PM	2:00 PM	same day
3:00 PM	5:00 PM	same day
5:00 PM	7:00 PM	same day
6:00 PM	8:00 PM	same day
9:00 PM	11:00 PM	same day

Why people convert Ho Chi Minh to KST time

Scheduling a call from Ho Chi Minh to KST: a 10:00 AM start in Ho Chi Minh lands at 12:00 PM in KST, so you can confirm the slot without doing the arithmetic yourself.
Finding shared working hours: both Ho Chi Minh and KST are inside the 9-to-5 working day between 9:00 AM and 3:00 PM ICT time (11:00 AM–5:00 PM KST). That is roughly 6 hours of usable overlap.
Booking travel or deliveries: tracking KST local time against Ho Chi Minh keeps pickup windows and arrival estimates honest across the +2h offset.

Always state the zone abbreviation, not just the hour. "3:00 PM ICT" is unambiguous; "3 PM" across a +2h gap is not.
Block 9:00 AM–3:00 PM ICT as the recurring meeting window if you work primarily from Ho Chi Minh and need KST 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 KST (Korea Standard Time)

Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.

Best time to call between Ho Chi Minh and KST

Both Ho Chi Minh and KST sit inside the 9 AM – 5 PM working day between 9:00 AM–3:00 PM ICT, which is 11:00 AM–5:00 PM KST. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Ho Chi Minh and KST share 6 hours of working-hours overlap (9:00 AM–3:00 PM ICT), so scheduling a live meeting is straightforward.

Ho Chi Minh is 2 hours ahead of KST (ICT UTC+07:00 → KST UTC+09:00). The shared working window is 9:00 AM–3:00 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 Ho Chi Minh and KST?

Ho Chi Minh (ICT, UTC+07:00) is 2 hours ahead of KST (KST, UTC+09:00). The gap is currently +2h.

How do I convert Ho Chi Minh time to KST time?

Add +2h to Ho Chi Minh local time. For example, 9:00 AM in Ho Chi Minh is 11:00 AM in KST.

What time is it in KST right now?

KST uses KST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +2h offset from Ho Chi Minh.

What is the best time to call KST from Ho Chi Minh?

Call between 9:00 AM and 3:00 PM ICT — that maps to 11:00 AM–5:00 PM KST and keeps both parties inside the working day.

Which is ahead, Ho Chi Minh or KST?

Ho Chi Minh is 2 hours ahead of KST. When it is 12:00 PM in Ho Chi Minh it is 2:00 PM in KST.

Do Ho Chi Minh and KST use different time zones?

Ho Chi Minh (Vietnam) uses ICT at UTC+07:00, while KST uses KST at UTC+09:00. The IANA identifiers are Asia/Ho_Chi_Minh and Asia/Seoul.

Does daylight saving time affect the Ho Chi Minh–KST difference?

Neither zone observes daylight saving time, so the +2h offset between Ho Chi Minh and KST is fixed all year.

Which other cities share Ho Chi Minh's time zone?

ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.

Which countries use ICT, Ho Chi Minh's zone?

ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).

Is there a day difference between Ho Chi Minh and KST?

Not normally. The +2h gap only pushes the date over for late-evening times.

What is the time difference between Ho Chi Minh and KST?

KST is +2h from Ho Chi Minh.

What timezone is Ho Chi Minh in?

Ho Chi Minh City operates on Indochina Time (ICT), UTC+7. As Vietnam's economic powerhouse and a manufacturing hub, Saigon drives Southeast Asian trade.