PST
Pacific Standard Time
GMT -8
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ICT
Indochina Time
GMT +7
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

PST is 15 hours behind ICT. PST uses GMT -8, and ICT uses GMT +7 for this comparison.

For example, 4:00 am PST is 7:00 pm ICT. Use the converter above to adjust the date or time and create a shareable meeting link.

Best meeting overlap: 5pm-6pm PST, which is 8am-9am ICT (next day).

PST is a fixed UTC-8 standard-time offset. For current Pacific Time, compare PDT to ICT or PT to ICT.

Compare PST time with ICT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Pacific Standard Time is 15 hours behind Indochina Time
4:00 am04:00 in PST is 7:00 pm19:00 in ICT

PST to ICT call time
Best time for a conference call or a meeting is between 5pm-6pm in PST which corresponds to 8am-9am in ICT (next day)

4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
7:00 pm19:00 Indochina Time (ICT). Offset UTC +7:00 hours

4:00 am04:00 PST / 7:00 pm19:00 ICT

PSTICT
12am (midnight)3pm
1am4pm
2am5pm
3am6pm
4am7pm
5am8pm
6am9pm
7am10pm
8am11pm
9am12am (midnight)
10am1am
11am2am
12pm (noon)3am
1pm4am
2pm5am
3pm6am
4pm7am
5pm8am
6pm9am
7pm10am
8pm11am
9pm12pm (noon)
10pm1pm
11pm2pm
00:0015:00
01:0016:00
02:0017:00
03:0018:00
04:0019:00
05:0020:00
06:0021:00
07:0022:00
08:0023:00
09:0000:00
10:0001:00
11:0002:00
12:0003:00
13:0004:00
14:0005:00
15:0006:00
16:0007:00
17:0008:00
18:0009:00
19:0010:00
20:0011:00
21:0012:00
22:0013:00
23:0014:00

Pacific Standard Time

Offset: PST is 8 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Canada, Mexico, United States

Principal Cities: The largest city in the PST time zone is Los Angeles in the United States, with about 3.793 million people. Other major cities in this time zone include Vancouver, Tijuana, San Diego, San Jose.

French: HNP - Heure Normale du Pacifique

Spanish: PT - Tiempo del PacĂ­fico, PT - Zona Noroeste

PST Time Zone Geo Map
PST timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Pacific Daylight Time (PDT).

Daylight saving time clock moves back for one hour from 2am to 1amStart: Pacific Standard Time (PST) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually on the first Sunday of November.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Pacific Standard Time (PST) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time ends annually on the second Sunday of March.

PST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -08 - basic short
  • -0800 - basic
  • -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for PST
  • U - short form of 'Uniform'
IANA/Olson: Reflects PST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Ensenada
  • America/Los_Angeles
  • America/Santa_Isabel
  • America/Tijuana
  • America/Vancouver
  • Canada/Pacific
  • Mexico/BajaNorte
  • PST8PDT
  • US/Pacific
PST Abbreviation: Several time zones share PST abbreviation and it could refer to these time zones
  • Pacific Standard Time - UTC -8
  • Pitcairn Standard Time - UTC -8
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone

Indochina Time

Offset: ICT is 7 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Thailand

Principal Cities: The largest city in the ICT time zone is Bangkok in Thailand, with about 5.104 million people. Other major cities in this time zone include Samut Prakan, Mueang Nonthaburi, Udon Thani, Chon Buri.

Daylight Saving: Clocks in Indochina Time (ICT) do not change for daylight saving time, so ICT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

ICT Time Zone Geo Map
ICT timezone map

ICT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +07 - basic short
  • +0700 - basic
  • +07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0700 - sign character (+) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Golf - Military abbreviation for ICT
  • G - short form of 'Golf'
Time zones with the GMT +7 offset:
  • CXT - Christmas Island Time
  • DAVT - Davis Time
  • G - Golf Time Zone
  • HOVT - Hovd Time
  • ICT - Indochina Time
  • KRAT - Krasnoyarsk Time
  • NOVST - Novosibirsk Summer Time
  • NOVT - Novosibirsk Time
  • OMSST - Omsk Summer Time
  • WIB - Western Indonesian Time