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Seoul to Hanoi time
Use TimeInOne to convert any local time in Seoul, South Korea to the corresponding time in Hanoi, Vietnam.
The conversion uses Asia/Seoul and Asia/Bangkok, including date-specific seasonal clock changes.
City Time Converter
Seoul to Hanoi Time Converter
Convert Seoul, South Korea time to Hanoi, Vietnam. Compare local times, working hours and recommended meeting slots.
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Locations
About Seoul and Hanoi
Compare location details, time zones, populations and coordinates for both cities.
City information
Seoul
South Korea
- Country
- South Korea
- KR
- Population
- 10,349,312
- Time zone
- Asia/Seoul
- Coordinates
- 37.5660° N
- 126.9784° E
City information
Hanoi
Vietnam
- Country
- Vietnam
- VN
- Population
- 8,053,663
- Time zone
- Asia/Bangkok
- Coordinates
- 21.0245° N
- 105.8412° E
Need the reverse conversion?
Convert Hanoi time back to Seoul.
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FAQ
Seoul to Hanoi time FAQ
Common questions about the time difference, daylight-saving rules and meeting hours between Seoul and Hanoi.
What is the time difference between Seoul and Hanoi?
Hanoi is 2.0 hours behind Seoul. The exact difference can change during the year when one location changes its clocks before the other.
Is Hanoi ahead of Seoul?
No. Hanoi is currently 2.0 hours behind Seoul.
What time is 9:00 AM in Seoul in Hanoi?
When it is 9:00 AM in Seoul, it is 7:00:00 AM in Hanoi on the current reference date. The result can differ during another part of the year because of daylight-saving changes.
Do Seoul and Hanoi observe daylight saving time?
Seoul, South Korea does not normally use a seasonal daylight-saving offset. Hanoi, Vietnam does not normally use a seasonal daylight-saving offset. TimeInOne uses the IANA zones Asia/Seoul and Asia/Bangkok for date-specific conversions.
What is the best meeting time between Seoul and Hanoi?
The next recommended working-hours overlap is 1:30 PM in Seoul and 11:30 AM in Hanoi, on Fri, Aug 14.