Cairo ↔ Hanoi
Best Time to Call
Excellent overlap! The best window to call is between 9:00 and 12:00 (Cairo time).
Sync Cairo and Hanoi easily. Cairo is 5 hours behind Hanoi. Excellent overlap! The best window to call is between 9:00 and 12:00 (Cairo time).
Upcoming Time Change
- New York City clocks forward 1h in 11 days Mar 09
💡 Review recurring meetings scheduled during these dates to avoid sync issues.
Meeting Optimizer
Sync Score
3.3/10
-12h Current Time +12h
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Tokyo
15:31 GMT+9
Working
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New York City
01:31 EST
Sleeping
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London
06:31 GMT
Sleeping
Synchronization Context
A 5 hours gap allows for a manageable shared window, typically in the morning or late afternoon. It requires some scheduling but supports daily synchronization.
Cairo Business Pulse
- Culture Traditional and relationship-heavy. Appointments are necessary but often fluid in timing.
- Lunch Break 3:00 PM - 4:30 PM.
- Pro Tip The work week is Sunday through Thursday. Friday and Saturday are the weekend. Call between 11:00 AM and 2:30 PM. During Ramadan, business hours shift significantly (usually starting later and ending mid-afternoon); check local times carefully during this period.
Hanoi Business Pulse
- Culture Formal, hierarchical, and relationship-driven. Government presence is strong.
- Lunch Break 12:00 PM - 1:30 PM.
- Pro Tip Best reached between 9:00 AM and 11:30 AM. Business in the capital is more formal and hierarchical than in the south. Relationships with authority and government are often important. Trust must be built through multiple polite interactions and formal introductions.
Quick Comparison
| Feature | Cairo | Hanoi |
|---|---|---|
| Timezone | Africa/Cairo | Asia/Bangkok |
| Country | Egypt | Vietnam |
| Coordinates | 30.04, 31.24 | 21.03, 105.85 |
| Population | 22,183,000 | 5,200,000 |