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Ho Chi Minh City to Honolulu Time

ICT to HST Converter — 9 AM ICT is 4:00 PM HST

Ho Chi Minh City is 17 hours ahead of Honolulu. Convert any time between Ho Chi Minh City (ICT) and Honolulu (HST) instantly.

Ho Chi Minh City

Vietnam

ICT
UTC+7 · ICT

Honolulu

United States

HST
UTC-10 · HST
Ho Chi Minh City is 17 hours ahead of Honolulu.

Add Time Zones to Compare

Ho Chi Minh City(UTC+7)
Honolulu(UTC-10)

Time Zone Comparison

Ho Chi Minh City
7:00 PM
Vietnam · ICT
12:00 PM
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
Honolulu
2:00 AM
United States · HST· Dec 31
7:00 PM
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
Working
Evening
Night
Now
Selected Time
Minutes:
Ho Chi Minh City12:00 PM
Honolulu7:00 PM

Ho Chi Minh City to Honolulu Time Conversion Table

Ho Chi Minh City (ICT)Honolulu (HST)
12:00 AM7:00 AM
2:00 AM9:00 AM
4:00 AM11:00 AM
6:00 AM1:00 PM
8:00 AM3:00 PM
10:00 AM5:00 PM
12:00 PM7:00 PM
2:00 PM9:00 PM
4:00 PM11:00 PM
6:00 PM1:00 AM
8:00 PM3:00 AM
10:00 PM5:00 AM
Working hours (9 AM - 5 PM)
Evening (5 PM - 9 PM)
Night

Ho Chi Minh City & Honolulu — 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. Honolulu (United States) is a global financial and tech hub, known for technology, finance, healthcare, and entertainment. With a 17-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 Honolulu

With Honolulu 17 hours behind Ho Chi Minh City, there is minimal overlap in standard business hours. Most teams alternate meeting times to share the burden of early-morning or late-evening calls fairly. Vietnamese business hours are typically 8 AM–5 PM, with a rapidly growing tech sector attracting global outsourcing. US business hours typically run 9 AM–5 PM, with a culture that values punctuality and efficiency. Consider recording meetings for those who can't attend live, and use shared documents for async collaboration.

Daylight Saving Time Considerations

Neither Ho Chi Minh City nor Honolulu observes Daylight Saving Time — Ho Chi Minh City stays on ICT and Honolulu stays on HST year-round. This makes scheduling between these two cities simpler, as the 17-hour time difference remains constant throughout the year with no DST surprises.

Collaboration Tools & Workflow

With a 17-hour time difference, Ho Chi Minh City and Honolulu 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 Ho Chi Minh City and Honolulu.

Remote Work Between Ho Chi Minh City & Honolulu

Ho Chi Minh City, a key city in Vietnam, and Honolulu, a key city in United States, represent a common corridor for distributed teams navigating a 17-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 Ho Chi Minh City and Honolulu.

ICT to HST — Quick Reference

ICT (ICT) stands for the timezone used in Ho Chi Minh City, Vietnam (UTC+7). HST (HST) is the timezone used in Honolulu, United States (UTC-10). Ho Chi Minh City is 17 hours ahead of Honolulu.

To convert ICT to HST, subtract 17 hours from ICT time. For example, ICT 9:00 AM = HST 4:00 PM (previous day).

Key Facts

  • Time difference: Ho Chi Minh City (UTC+7) is 17 hours ahead of Honolulu (UTC-10).
  • Daylight Saving Time: Ho Chi Minh City does not observe DST (ICT). Honolulu does not observe DST (HST).
  • Regions: Ho Chi Minh City is located in Vietnam and uses the ICT time zone. Honolulu is located in United States and uses the HST time zone.
  • Best time to call: There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

Frequently Asked Questions

What is the time difference between Ho Chi Minh City and Honolulu?

Ho Chi Minh City is 17 hours ahead of Honolulu.

What time is it in Honolulu when it's 9 AM in Ho Chi Minh City?

When it's 9:00 AM in Ho Chi Minh City, it is 4:00 PM in Honolulu (previous day).

What time is 9 PM ICT in HST?

9 PM ICT (Ho Chi Minh City time) is 4:00 AM HST (Honolulu 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 Honolulu?

There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

How do I convert ICT to HST?

ICT (ICT) is the timezone for Ho Chi Minh City, Vietnam (UTC+7). HST (HST) is the timezone for Honolulu, United States (UTC-10). Ho Chi Minh City is 17 hours ahead of Honolulu. Quick examples: 9 AM ICT = 4:00 PM HST, 12 PM ICT = 7:00 PM HST, 3 PM ICT = 10:00 PM HST, 6 PM ICT = 1:00 AM HST.

Is Ho Chi Minh City ahead of or behind Honolulu?

Ho Chi Minh City is 17 hours ahead of Honolulu. When it's noon in Ho Chi Minh City, it's 7:00 PM in Honolulu (previous day).

Does Ho Chi Minh City or Honolulu change clocks for Daylight Saving Time?

No, Ho Chi Minh City does not observe DST — it stays on ICT year-round. Honolulu does not observe DST — it stays on HST year-round.

What time is noon in Ho Chi Minh City in Honolulu time?

When it is 12:00 PM (noon) in Ho Chi Minh City (ICT), it is 7:00 PM in Honolulu (HST) (previous day). This is often a popular time for scheduling lunch-hour calls across the Ho Chi Minh City–Honolulu corridor.

What are the overlapping work hours between Ho Chi Minh City and Honolulu?

There are no overlapping standard work hours (9 AM - 5 PM) between these two cities. This makes real-time collaboration challenging — most teams between Ho Chi Minh City and Honolulu rely on asynchronous communication (Slack, Loom, email) and rotate meeting times to share the inconvenience fairly.

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 Honolulu in?

Honolulu is in the HST time zone (UTC-10). It is located in United States. Honolulu does not observe Daylight Saving Time.

How do I schedule a call between Ho Chi Minh City and Honolulu?

Since there are no standard overlapping work hours between Ho Chi Minh City and Honolulu, the best approach is to alternate meeting times. One week, the Ho Chi Minh City team takes an early/late call; the next week, the Honolulu team does. Use a scheduling tool like Calendly or Google Calendar with multiple time zones enabled to find the least disruptive time for both sides.

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