Time Difference Between Seoul and Baltimore

The time difference between Seoul and Baltimore is 13 hours. When it is 12:00 noon in Seoul, it is 23:00 in Baltimore. Seoul uses the Asia/Seoul time zone (UTC+9), while Baltimore uses America/New_York (UTC-4).

Baltimore is 13 hours behind Seoul — 13 hours
Seoul, South Korea
05:55:55
Friday, March 27, 2026
UTC+9 · KST
Baltimore, United States
16:55:55
Thursday, March 26, 2026
UTC-4 · EDT (DST)

Time Zone Details: Seoul vs Baltimore

Detail Seoul Baltimore
Time Zone IDAsia/SeoulAmerica/New_York
UTC OffsetUTC+9UTC-4
AbbreviationKSTEDT
DST ActiveNoYes — currently observing
CountrySouth KoreaUnited States
RegionAsiaNorth America

Best Time to Schedule a Call

With a 13 hours gap, there is no standard business-hours overlap between Seoul and Baltimore. One party will need to adjust their schedule. Early mornings in Seoul or late evenings in Baltimore tend to be the most practical compromise.

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Seoul time to Baltimore time. Rows highlighted in green indicate overlapping business hours in both cities.

Seoul Baltimore
00:00 11:00 (-1 day) Night
01:00 12:00 (-1 day) Night
02:00 13:00 (-1 day) Night
03:00 14:00 (-1 day) Night
04:00 15:00 (-1 day) Night
05:00 16:00 (-1 day) Night
06:00 17:00 (-1 day)
07:00 18:00 (-1 day)
08:00 19:00 (-1 day)
09:00 20:00 (-1 day)
10:00 21:00 (-1 day)
11:00 22:00 (-1 day)
12:00 23:00 (-1 day)
13:00 00:00
14:00 01:00
15:00 02:00
16:00 03:00
17:00 04:00
18:00 05:00
19:00 06:00
20:00 07:00
21:00 08:00
22:00 09:00 Night
23:00 10:00 Night

Daylight Saving Time (DST) Impact

Baltimore is currently observing daylight saving time, while Seoul is on standard time. When Baltimore switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Seoul–Baltimore Scheduling

Compare Seoul and Baltimore with Other Cities

From Seoul

From Baltimore

Frequently Asked Questions

What is the time difference between Seoul and Baltimore?

The time difference is 13 hours. Baltimore is 13 hours behind Seoul.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Seoul to Baltimore?

There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.

How do I convert Seoul time to Baltimore time?

Subtract 13 hours from Seoul time to get Baltimore time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.