Time Difference Between Bangkok and Seoul

The time difference between Bangkok and Seoul is 2 hours. When it is 12:00 noon in Bangkok, it is 14:00 in Seoul. Bangkok uses the Asia/Bangkok time zone (UTC+7), while Seoul uses Asia/Seoul (UTC+9).

Seoul is 2 hours ahead of Bangkok — 2 hours
Bangkok, Thailand
05:23:15
Friday, March 27, 2026
UTC+7 · +07
Seoul, South Korea
07:23:15
Friday, March 27, 2026
UTC+9 · KST

Time Zone Details: Bangkok vs Seoul

Detail Bangkok Seoul
Time Zone IDAsia/BangkokAsia/Seoul
UTC OffsetUTC+7UTC+9
Abbreviation+07KST
DST ActiveNoNo
CountryThailandSouth Korea
RegionAsiaAsia

Best Time to Schedule a Call

There are 6 overlapping business hours between Bangkok and Seoul (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–15:00 in Bangkok  =  11:00–17:00 in Seoul

Hour-by-Hour Time Conversion

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

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

Daylight Saving Time (DST) Impact

Neither Bangkok nor Seoul is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Bangkok–Seoul Scheduling

Compare Bangkok and Seoul with Other Cities

From Bangkok

From Seoul

Frequently Asked Questions

What is the time difference between Bangkok and Seoul?

The time difference is 2 hours. Seoul is 2 hours ahead of Bangkok.

Does the time difference change during the year?

It can. If either Bangkok or Seoul observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

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

The best window is between 09:00 and 15:00 Bangkok time, which corresponds to 11:00–17:00 in Seoul. Both sides fall within normal business hours.

How do I convert Bangkok time to Seoul time?

Add 2 hours to Bangkok time to get Seoul 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.