Seoul to San José Time Difference
🇰🇷 Seoul is currently 15 hours behind of 🇨🇷 San José.
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Atin 🇰🇷 Seoul→it will be—in 🇨🇷 San José
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Difference
-15h
Business overlap
None
Distance
13,823 km
Approx. flight
16.3h
Hour-by-Hour: Seoul to San José
| 🇰🇷 Seoul | 🇨🇷 San José | Note |
|---|---|---|
| 12:00 AM | 9:00 AM | |
| 1:00 AM | 10:00 AM | |
| 2:00 AM | 11:00 AM | |
| 3:00 AM | 12:00 PM | |
| 4:00 AM | 1:00 PM | |
| 5:00 AM | 2:00 PM | |
| 6:00 AM | 3:00 PM | |
| 7:00 AM | 4:00 PM | |
| 8:00 AM | 5:00 PM | |
| 9:00 AM | 6:00 PM | |
| 10:00 AM | 7:00 PM | |
| 11:00 AM | 8:00 PM | |
| 12:00 PM | 9:00 PM | |
| 1:00 PM | 10:00 PM | |
| 2:00 PM | 11:00 PM | |
| 3:00 PM | 12:00 AM(next day) | Next day |
| 4:00 PM | 1:00 AM(next day) | Next day |
| 5:00 PM | 2:00 AM(next day) | Next day |
| 6:00 PM | 3:00 AM(next day) | Next day |
| 7:00 PM | 4:00 AM(next day) | Next day |
| 8:00 PM | 5:00 AM(next day) | Next day |
| 9:00 PM | 6:00 AM(next day) | Next day |
| 10:00 PM | 7:00 AM(next day) | Next day |
| 11:00 PM | 8:00 AM(next day) | Next day |
Daylight Saving Time (DST)
Neither Seoul nor San José observes Daylight Saving Time. The time difference is always 15 hours behind.
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in Seoul and San José. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between Seoul and San José?
The time difference between Seoul and San José is currently 15 hours behind. Seoul uses GMT+9 (UTC+9), while San José uses CST (UTC-6).
When it's noon in Seoul, what time is it in San José?
When it's 12:00 PM (noon) in Seoul, it is 9:00 PM in San José. Use our calculator above to convert any other time.
Does the time difference between Seoul and San José change?
No. The time difference between Seoul and San José is always 15 hours behind — neither city observes Daylight Saving Time, so the offset never changes.
What are the best times to schedule a call between Seoul and San José?
There is no overlap between standard business hours (9 AM – 6 PM) in Seoul and San José. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is Seoul ahead or behind San José?
Seoul is currently 15 hours ahead of San José.
What time zone is Seoul in?
Seoul is in the Asia/Seoul time zone, currently using GMT+9 (UTC+9). Seoul does not observe Daylight Saving Time.
What time is midnight in Seoul in San José?
When it is midnight (12:00 AM) in Seoul, it is 9:00 AM in San José.