London to Ho Chi Minh City Time
GMT to ICT Converter — 9 AM GMT is 4:00 PM ICT
London is 7 hours behind Ho Chi Minh City. Convert any time between London (GMT/BST) and Ho Chi Minh City (ICT) instantly.
London
United Kingdom
Ho Chi Minh City
Vietnam
Add Time Zones to Compare
Time Zone Comparison
London to Ho Chi Minh City Time Conversion Table
| London (GMT) | Ho Chi Minh City (ICT) |
|---|---|
| 12:00 AM | 6:00 AM |
| 2:00 AM | 8:00 AM |
| 4:00 AM | 10:00 AM |
| 6:00 AM | 12:00 PM |
| 8:00 AM | 2:00 PM |
| 10:00 AM | 4:00 PM |
| 12:00 PM | 6:00 PM |
| 2:00 PM | 8:00 PM |
| 4:00 PM | 10:00 PM |
| 6:00 PM | 12:00 AM |
| 8:00 PM | 2:00 AM |
| 10:00 PM | 4:00 AM |
London & Ho Chi Minh City — Business & Scheduling Guide
London is a global financial capital and cultural powerhouse, known for banking (City of London), fintech, insurance (Lloyd's), media, and tech startups. Ho Chi Minh City (Vietnam) is one of the fastest-growing economies in Southeast Asia, known for electronics manufacturing, software outsourcing, textiles, and agriculture. With a 7-hour time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.
Scheduling Meetings Between London and Ho Chi Minh City
The 7-hour difference between London and Ho Chi Minh City requires careful scheduling. The best overlap window is typically 2–4 hours when both cities are within working hours. British business culture values politeness and punctuality, with typical hours of 9 AM–5:30 PM. Vietnamese business hours are typically 8 AM–5 PM, with a rapidly growing tech sector attracting global outsourcing. Teams often designate specific "overlap hours" for real-time collaboration and use asynchronous communication (Slack, email, recorded video) for the rest of the day.
Daylight Saving Time Considerations
London observes Daylight Saving Time (GMT/BST), but Ho Chi Minh City does not — it stays on ICT year-round. This means the time difference between London and Ho Chi Minh City changes by 1 hour when London switches clocks. During United Kingdom's summer, the gap is 6–8 hours instead of the standard 7 hours. Mark DST transition dates on your calendar to avoid missed meetings.
Collaboration Tools & Workflow
With a 7-hour time difference, London and Ho Chi Minh City teams operate in a near "follow-the-sun" model. When one team logs off, the other picks up — enabling near-24-hour productivity on shared projects. The key challenge is handoff quality: teams should document decisions in shared tools (Notion, Confluence, Linear), record video updates with Loom, and write thorough pull request descriptions. Weekly all-hands meetings require someone to take an early morning or late evening call, so the best practice is to rotate this burden fairly between London and Ho Chi Minh City.
Remote Work Between London & Ho Chi Minh City
London, banking (City of London), and Ho Chi Minh City, a key city in Vietnam, represent a common corridor for distributed teams navigating a 7-hour time difference. Remote workers and freelancers operating between these cities should plan their day around the overlap window — typically the late morning for one city and early morning or late afternoon for the other. Using a world clock widget, setting Slack status with local time, and blocking "no-meeting" deep work hours outside the overlap are essential practices for productive cross-timezone remote collaboration between London and Ho Chi Minh City.
GMT to ICT — Quick Reference
GMT (GMT/BST) stands for the timezone used in London, United Kingdom (UTC+0). ICT (ICT) is the timezone used in Ho Chi Minh City, Vietnam (UTC+7). London is 7 hours behind Ho Chi Minh City.
To convert GMT to ICT, add 7 hours to GMT time. For example, GMT 9:00 AM = ICT 4:00 PM.
Key Facts
- •Time difference: London (UTC+0) is 7 hours behind Ho Chi Minh City (UTC+7).
- •Daylight Saving Time: London observes DST (GMT/BST). Ho Chi Minh City does not observe DST (ICT).
- •Regions: London is located in United Kingdom and uses the GMT/BST time zone. Ho Chi Minh City is located in Vietnam and uses the ICT time zone.
- •Best time to call: The best time to call between London and Ho Chi Minh City is 9:00 AM to 9:00 AM in London time, when both cities have overlapping standard working hours.
Frequently Asked Questions
What is the time difference between London and Ho Chi Minh City?
London is 7 hours behind Ho Chi Minh City.
What time is it in Ho Chi Minh City when it's 9 AM in London?
When it's 9:00 AM in London, it is 4:00 PM in Ho Chi Minh City.
What time is 9 PM GMT in ICT?
9 PM GMT (London time) is 4:00 AM ICT (Ho Chi Minh City time). This is a common time people check when scheduling evening calls across these two time zones.
When is the best time to schedule a meeting between London and Ho Chi Minh City?
The best time to schedule a meeting is between 9:00 AM to 9:00 AM in London time, when both cities are within standard working hours (9 AM – 5 PM). This gives you the maximum overlap window for real-time collaboration.
How do I convert GMT to ICT?
GMT (GMT/BST) is the timezone for London, United Kingdom (UTC+0). ICT (ICT) is the timezone for Ho Chi Minh City, Vietnam (UTC+7). London is 7 hours behind Ho Chi Minh City. Quick examples: 9 AM GMT = 4:00 PM ICT, 12 PM GMT = 7:00 PM ICT, 3 PM GMT = 10:00 PM ICT, 6 PM GMT = 1:00 AM ICT.
Is London ahead of or behind Ho Chi Minh City?
London is 7 hours behind Ho Chi Minh City. When it's noon in London, it's 7:00 PM in Ho Chi Minh City.
Does London or Ho Chi Minh City change clocks for Daylight Saving Time?
Yes, London observes DST and switches between GMT/BST. Ho Chi Minh City does not observe DST — it stays on ICT year-round. Because only one city observes DST, the time difference shifts by 1 hour during transition periods (typically March/April and October/November).
What time is noon in London in Ho Chi Minh City time?
When it is 12:00 PM (noon) in London (GMT), it is 7:00 PM in Ho Chi Minh City (ICT). This is often a popular time for scheduling lunch-hour calls across the London–Ho Chi Minh City corridor.
What are the overlapping work hours between London and Ho Chi Minh City?
The overlapping work hours between London and Ho Chi Minh City are approximately 9:00 AM to 9:00 AM in London time, when both cities are within the standard 9 AM–5 PM workday. This is the ideal window for meetings, pair programming, and real-time collaboration.
What timezone is London in?
London is in the GMT/BST time zone (UTC+0). It is located in United Kingdom. London observes Daylight Saving Time, switching between GMT/BST.
What timezone is Ho Chi Minh City in?
Ho Chi Minh City is in the ICT time zone (UTC+7). It is located in Vietnam. Ho Chi Minh City does not observe Daylight Saving Time.
How do I schedule a call between London and Ho Chi Minh City?
To schedule a call between London and Ho Chi Minh City, aim for the overlapping window of 9:00 AM to 9:00 AM in London time. Use Google Calendar or Calendly with both time zones visible, share the meeting invite with the ICT time clearly noted, and always double-check the time difference — especially during DST transitions. Pro tip: include both local times in the calendar invite title (e.g., "Sync — 10 AM GMT / 5:00 PM ICT").
Related Time Zone Conversions
More from London
Convert to Ho Chi Minh City
Working across time zones?
Auto-sync calendar events into your timesheet — no matter what time zone your team is in. Connect Google Calendar, Teams, or Zoom and export a polished timesheet in seconds.
No credit card required. Free forever plan available.