Ho Chi Minh City to Hagåtña Time
ICT to ChST Converter — 9 AM ICT is 12:00 PM ChST
Ho Chi Minh City is 3 hours behind Hagåtña. Convert any time between Ho Chi Minh City (ICT) and Hagåtña (ChST) instantly.
Ho Chi Minh City
Vietnam
Hagåtña
Guam
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Time Zone Comparison
Ho Chi Minh City to Hagåtña Time Conversion Table
| Ho Chi Minh City (ICT) | Hagåtña (ChST) |
|---|---|
| 12:00 AM | 3:00 AM |
| 2:00 AM | 5:00 AM |
| 4:00 AM | 7:00 AM |
| 6:00 AM | 9:00 AM |
| 8:00 AM | 11:00 AM |
| 10:00 AM | 1:00 PM |
| 12:00 PM | 3:00 PM |
| 2:00 PM | 5:00 PM |
| 4:00 PM | 7:00 PM |
| 6:00 PM | 9:00 PM |
| 8:00 PM | 11:00 PM |
| 10:00 PM | 1:00 AM |
Ho Chi Minh City & Hagåtña — Business & Scheduling Guide
Ho Chi Minh City (Vietnam) is one of the fastest-growing economies in Southeast Asia, with key industries in electronics manufacturing, software outsourcing, textiles, and agriculture. Hagåtña (Guam) is a US territory and strategic Pacific military base, known for US military, tourism, construction, and fishing. With a 3-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 Ho Chi Minh City and Hagåtña
With only a 3-hour gap, Ho Chi Minh City and Hagåtña have generous overlapping work hours. Morning calls in the later time zone align well with mid-day in the other. Vietnamese business hours are typically 8 AM–5 PM, with a rapidly growing tech sector attracting global outsourcing. Guam business hours are typically 8 AM–5 PM, with a US-style business environment. Most teams find that late morning to early afternoon offers the widest window for collaboration.
Daylight Saving Time Considerations
Neither Ho Chi Minh City nor Hagåtña observes Daylight Saving Time — Ho Chi Minh City stays on ICT and Hagåtña stays on ChST year-round. This makes scheduling between these two cities simpler, as the 3-hour time difference remains constant throughout the year with no DST surprises.
Collaboration Tools & Workflow
Teams working between Ho Chi Minh City and Hagåtña enjoy strong real-time collaboration potential. With just a 3-hour time difference, daily standups, pair programming, and spontaneous video calls are all practical. Popular tools for Ho Chi Minh City–Hagåtña teams include Slack for real-time messaging, Google Meet or Zoom for video calls, and Notion or Linear for project management. The overlapping work window is wide enough that most teams can operate nearly synchronously.
Remote Work Between Ho Chi Minh City & Hagåtña
Ho Chi Minh City, a key city in Vietnam, and Hagåtña, a key city in Guam, are well-connected for remote work. With a manageable 3-hour time difference, distributed teams can maintain a near-synchronous workflow. Both cities have strong internet infrastructure, coworking spaces, and established remote work cultures. For freelancers and remote workers, this time zone pairing is ideal — you can serve clients in Hagåtña from Ho Chi Minh City (or vice versa) without disrupting your standard workday.
ICT to ChST — Quick Reference
ICT (ICT) stands for the timezone used in Ho Chi Minh City, Vietnam (UTC+7). ChST (ChST) is the timezone used in Hagåtña, Guam (UTC+10). Ho Chi Minh City is 3 hours behind Hagåtña.
To convert ICT to ChST, add 3 hours to ICT time. For example, ICT 9:00 AM = ChST 12:00 PM.
Key Facts
- •Time difference: Ho Chi Minh City (UTC+7) is 3 hours behind Hagåtña (UTC+10).
- •Daylight Saving Time: Ho Chi Minh City does not observe DST (ICT). Hagåtña does not observe DST (ChST).
- •Regions: Ho Chi Minh City is located in Vietnam and uses the ICT time zone. Hagåtña is located in Guam and uses the ChST time zone.
- •Best time to call: The best time to call between Ho Chi Minh City and Hagåtña is 9:00 AM to 1:00 PM in Ho Chi Minh City time, when both cities have overlapping standard working hours.
Frequently Asked Questions
What is the time difference between Ho Chi Minh City and Hagåtña?
Ho Chi Minh City is 3 hours behind Hagåtña.
What time is it in Hagåtña when it's 9 AM in Ho Chi Minh City?
When it's 9:00 AM in Ho Chi Minh City, it is 12:00 PM in Hagåtña.
What time is 9 PM ICT in ChST?
9 PM ICT (Ho Chi Minh City time) is 12:00 AM ChST (Hagåtña 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 Ho Chi Minh City and Hagåtña?
The best time to schedule a meeting is between 9:00 AM to 1:00 PM in Ho Chi Minh City 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 ICT to ChST?
ICT (ICT) is the timezone for Ho Chi Minh City, Vietnam (UTC+7). ChST (ChST) is the timezone for Hagåtña, Guam (UTC+10). Ho Chi Minh City is 3 hours behind Hagåtña. Quick examples: 9 AM ICT = 12:00 PM ChST, 12 PM ICT = 3:00 PM ChST, 3 PM ICT = 6:00 PM ChST, 6 PM ICT = 9:00 PM ChST.
Is Ho Chi Minh City ahead of or behind Hagåtña?
Ho Chi Minh City is 3 hours behind Hagåtña. When it's noon in Ho Chi Minh City, it's 3:00 PM in Hagåtña.
Does Ho Chi Minh City or Hagåtña change clocks for Daylight Saving Time?
No, Ho Chi Minh City does not observe DST — it stays on ICT year-round. Hagåtña does not observe DST — it stays on ChST year-round.
What time is noon in Ho Chi Minh City in Hagåtña time?
When it is 12:00 PM (noon) in Ho Chi Minh City (ICT), it is 3:00 PM in Hagåtña (ChST). This is often a popular time for scheduling lunch-hour calls across the Ho Chi Minh City–Hagåtña corridor.
What are the overlapping work hours between Ho Chi Minh City and Hagåtña?
The overlapping work hours between Ho Chi Minh City and Hagåtña are approximately 9:00 AM to 1:00 PM in Ho Chi Minh City 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 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.
What timezone is Hagåtña in?
Hagåtña is in the ChST time zone (UTC+10). It is located in Guam. Hagåtña does not observe Daylight Saving Time.
How do I schedule a call between Ho Chi Minh City and Hagåtña?
To schedule a call between Ho Chi Minh City and Hagåtña, aim for the overlapping window of 9:00 AM to 1:00 PM in Ho Chi Minh City time. Use Google Calendar or Calendly with both time zones visible, share the meeting invite with the ChST 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 ICT / 1:00 PM ChST").
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