• IST Time to Seoul Time Converter

    GMT = UTC + 00:00

    17:57:17

    Thursday, December 18, 2025

    Seoul Time = UTC + 9:00

    02:57:17

    Friday, December 19, 2025

    GMT(Greenwich Mean Time) and Seoul(Seoul)Time Mapping Table
    Greenwich Mean Time(GMT)SeoulTime(Seoul)
    00:0009:00
    01:0010:00
    02:0011:00
    03:0012:00
    04:0013:00
    05:0014:00
    06:0015:00
    07:0016:00
    08:0017:00
    09:0018:00
    10:0019:00
    11:0020:00
    12:0021:00
    13:0022:00
    14:0023:00
    15:0000:00+1 day
    16:0001:00+1 day
    17:0002:00+1 day
    18:0003:00+1 day
    19:0004:00+1 day
    20:0005:00+1 day
    21:0006:00+1 day
    22:0007:00+1 day
    23:0008:00+1 day

    GMT(Greenwich Mean Time)

    Greenwich Mean Time(GMT) has no offset from Coordinated Universal(UTC) Time.

    Typical City of GMT (Greenwich Mean Time)

    United Kingdom - London (Winter)
    Iceland - Reykjavik (All Year)
    Sierra Leone - Freetown (All Year)
    Greenland - Danmarkshavn (All Year)
    Antarctica - Troll Station (Summer)

    Seoul(Seoul)

    Seoul is a city of South Korea. The official language is Korean, and the currency is South Korean Won (KRW). The international dial code for South Korea is 82. The timezone Seoul located is Korea Standard Time(Abbr:KST).