Vietnam to PHT
+1hVietnam
ICTSOURCEPHT
PHTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and PHT on the World Map
The map below highlights the ICT (Indochina Time) and PHT (Philippine Time) timezone regions across the globe.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •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.
PHT – Philippine Time
UTC+08:00Philippine Time (PHT, UTC+08:00) is the time zone for the Philippines, 8 hours ahead of UTC.
- •Philippine Time does not observe daylight saving, so UTC+08:00 is fixed all year.
- •PHT shares its offset with China, Hong Kong, Singapore and Malaysia.
- •Manila is one of the largest outsourcing hubs in the world.
- •The Philippines spans one time zone despite being an archipelago of over 7,600 islands.
Vietnam vs PHT: Offsets, DST and Best Call Times
Vietnam runs on Indochina Time (ICT) at UTC+07:00. PHT runs on Philippine Time (PHT) at UTC+08:00. That puts Vietnam 1 hour ahead of PHT — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in Vietnam it is 10:00 AM in PHT. Midnight in Vietnam is 1:00 AM in PHT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Vietnam to PHT time conversion table
| Vietnam (ICT) | PHT (PHT) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert Vietnam to PHT time
- Scheduling a call from Vietnam to PHT: a 10:00 AM start in Vietnam lands at 11:00 AM in PHT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Vietnam and PHT are inside the 9-to-5 working day between 9:00 AM and 4:00 PM ICT time (10:00 AM–5:00 PM PHT). That is roughly 7 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Vietnam is 9:00 PM in PHT 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 +1h gap is not.
- Block 9:00 AM–4:00 PM ICT as the recurring meeting window if you work primarily from Vietnam and need PHT 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 PHT (Philippine Time)
Philippine Time (PHT) is fixed at UTC+08:00 all year. The Philippines has not observed daylight saving time since 1978, apart from a brief trial in 1990. PHT shares its offset with China Standard Time, Hong Kong Time, Singapore Time, Malaysian Time and Australian Western Standard Time, which makes Manila a convenient bridge for scheduling across East and Southeast Asia. As one of the world's largest centres for business process outsourcing, Manila keeps overlapping hours with both Australia and, on early shifts, the United States, and its contact-centre schedules are usually planned around Manila local time.
Best time to call between Vietnam and PHT
Both Vietnam and PHT sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM ICT, which is 10:00 AM–5:00 PM PHT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Vietnam and PHT share 7 hours of working-hours overlap (9:00 AM–4:00 PM ICT), so scheduling a live meeting is straightforward.
Vietnam is 1 hour ahead of PHT (ICT UTC+07:00 → PHT UTC+08:00). The shared working window is 9:00 AM–4:00 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:
Frequently Asked Questions
What is the time difference between Vietnam and PHT?
Vietnam (ICT, UTC+07:00) is 1 hour ahead of PHT (PHT, UTC+08:00). The gap is currently +1h.
How do I convert Vietnam time to PHT time?
Add +1h to Vietnam local time. For example, 9:00 AM in Vietnam is 10:00 AM in PHT.
What time is it in PHT right now?
PHT uses PHT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h offset from Vietnam.
What is the best time to call PHT from Vietnam?
Call between 9:00 AM and 4:00 PM ICT — that maps to 10:00 AM–5:00 PM PHT and keeps both parties inside the working day.
Which is ahead, Vietnam or PHT?
Vietnam is 1 hour ahead of PHT. When it is 12:00 PM in Vietnam it is 1:00 PM in PHT.
Do Vietnam and PHT use different time zones?
Vietnam (Vietnam) uses ICT at UTC+07:00, while PHT uses PHT at UTC+08:00. The IANA identifiers are Asia/Ho_Chi_Minh and Asia/Manila.
Does daylight saving time affect the Vietnam–PHT difference?
Neither zone observes daylight saving time, so the +1h offset between Vietnam and PHT is fixed all year.
Which other cities share Vietnam's time zone?
ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
Which countries use ICT, Vietnam's zone?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Is there a day difference between Vietnam and PHT?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between Vietnam and PHT?
PHT is +1h from Vietnam.
What timezone is Vietnam in?
Vietnam operates on its local timezone.
What timezone is PHT in?
PHT operates on its local timezone.
Which countries use ICT (Indochina Time)?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Does ICT observe daylight saving time?
No, ICT does not observe daylight saving time and remains at UTC+07:00 year-round.
What are some interesting facts about ICT?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
Which cities are in the PHT timezone?
Major cities in the PHT timezone include Manila, Quezon City, Davao City, Cebu City, Zamboanga.
What is the UTC offset for PHT?
Philippine Time (PHT) is at UTC+08:00.
What should I know about the PHT timezone?
Philippine Time does not observe daylight saving, so UTC+08:00 is fixed all year. PHT shares its offset with China, Hong Kong, Singapore and Malaysia.
When is it midnight in Vietnam, what time is it in PHT?
When it is 12:00 AM (midnight) in Vietnam (ICT), it is +1h later in PHT (PHT).
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