PT to IST to ET to Bangkok Time Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
4:00 am04:00 PT (UTC-8), Nov 11, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 11, 2026 = 7:00 am07:00 ET (UTC-5), Nov 11, 2026 = 7:00 pm19:00 ICT (UTC+7), Nov 11, 2026
PT is 13 hours and 30 minutes behind IST. PT is 3 hours behind ET. PT is 15 hours behind Bangkok.
How the time difference changes
PT to IST
For most of the year, PT is 12 hours and 30 minutes behind IST. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, PT is 13 hours and 30 minutes behind IST.
For most of the year, working hours of 9:00 am to 6:00 pm in PT correspond to 9:30 pm to 6:30 am (next day) in IST. At other times of the year, working hours of 9:00 am to 6:00 pm in PT correspond to 10:30 pm to 7:30 am (next day) in IST.For most of the year, working hours of 09:00 to 18:00 in PT correspond to 21:30 to 06:30 (next day) in IST. At other times of the year, working hours of 09:00 to 18:00 in PT correspond to 22:30 to 07:30 (next day) in IST.
PT to ET
Normally, PT is 3 hours behind ET. Briefly around seasonal clock changes, PT is 2 hours behind ET or PT is 4 hours behind ET.
Typically, working hours of 9:00 am to 6:00 pm in PT correspond to 12:00 pm to 9:00 pm in ET.Typically, working hours of 09:00 to 18:00 in PT correspond to 12:00 to 21:00 in ET.
PT to Bangkok
For most of the year, PT is 14 hours behind Bangkok. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, PT is 15 hours behind Bangkok.
For most of the year, working hours of 9:00 am to 6:00 pm in PT correspond to 11:00 pm to 8:00 am (next day) in Bangkok. At other times of the year, working hours of 9:00 am to 6:00 pm in PT correspond to 12:00 am (next day) to 9:00 am (next day) in Bangkok.For most of the year, working hours of 09:00 to 18:00 in PT correspond to 23:00 to 08:00 (next day) in Bangkok. At other times of the year, working hours of 09:00 to 18:00 in PT correspond to 00:00 (next day) to 09:00 (next day) in Bangkok.
Compare PT time with IST, ET, and Bangkok time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Pacific Time is 13 hours and 30 minutes behind India Standard Time. Pacific Time is 3 hours behind Eastern Time. Pacific Time is 15 hours behind ICT (Indochina Time).
4:00 am04:00 in PT is 5:30 pm17:30 in IST and is 7:00 am07:00 in ET and is 7:00 pm19:00 in Bangkok, Thailand
PT to IST call time
Best time for a conference call or a meeting is between 6:30pm-7:30pm18:30-19:30 in PT which corresponds to 8am-9am08:00-09:00 in IST (next day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
PT to ET call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in PT which corresponds to 12pm-6pm12:00-18:00 in ET.
PT to Bangkok call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in PT which corresponds to 8:30am-9:30am08:30-09:30 in Bangkok (next day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
4:00 am04:00 Pacific Time (PT). Offset UTC -8:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
7:00 am07:00 Eastern Time (ET). Offset UTC -5:00 hours
7:00 pm19:00 ICT (Indochina Time) (Bangkok, Thailand). Offset UTC +7:00 hours
4:00 am04:00 PT / 5:30 pm17:30 IST / 7:00 am07:00 ET / 7:00 pm19:00 Bangkok, Thailand
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| PT | IST | ET | Bangkok, Thailand |
|---|---|---|---|
| 1:30pm | 3:00am | 3:00pm | |
| 2:30pm | 4:00am | 4:00pm | |
| 3:30pm | 5:00am | 5:00pm | |
| 4:30pm | 6:00am | 6:00pm | |
| 5:30pm | 7:00am | 7:00pm | |
| 6:30pm | 8:00am | 8:00pm | |
| 7:30pm | 9:00am | 9:00pm | |
| 8:30pm | 10:00am | 10:00pm | |
| 9:30pm | 11:00am | 11:00pm | |
| 10:30pm | 12:00pm | 12:00am next day | |
| 11:30pm | 1:00pm | 1:00am next day | |
| 12:30am next day | 2:00pm | 2:00am next day | |
| 1:30am next day | 3:00pm | 3:00am next day | |
| 2:30am next day | 4:00pm | 4:00am next day | |
| 3:30am next day | 5:00pm | 5:00am next day | |
| 4:30am next day | 6:00pm | 6:00am next day | |
| 5:30am next day | 7:00pm | 7:00am next day | |
| 6:30am next day | 8:00pm | 8:00am next day | |
| 7:30am next day | 9:00pm | 9:00am next day | |
| 8:30am next day | 10:00pm | 10:00am next day | |
| 9:30am next day | 11:00pm | 11:00am next day | |
| 10:30am next day | 12:00am next day | 12:00pm next day | |
| 11:30am next day | 1:00am next day | 1:00pm next day | |
| 12:30pm next day | 2:00am next day | 2:00pm next day | |
| 13:30 | 03:00 | 15:00 | |
| 14:30 | 04:00 | 16:00 | |
| 15:30 | 05:00 | 17:00 | |
| 16:30 | 06:00 | 18:00 | |
| 17:30 | 07:00 | 19:00 | |
| 18:30 | 08:00 | 20:00 | |
| 19:30 | 09:00 | 21:00 | |
| 20:30 | 10:00 | 22:00 | |
| 21:30 | 11:00 | 23:00 | |
| 22:30 | 12:00 | 00:00 next day | |
| 23:30 | 13:00 | 01:00 next day | |
| 00:30 next day | 14:00 | 02:00 next day | |
| 01:30 next day | 15:00 | 03:00 next day | |
| 02:30 next day | 16:00 | 04:00 next day | |
| 03:30 next day | 17:00 | 05:00 next day | |
| 04:30 next day | 18:00 | 06:00 next day | |
| 05:30 next day | 19:00 | 07:00 next day | |
| 06:30 next day | 20:00 | 08:00 next day | |
| 07:30 next day | 21:00 | 09:00 next day | |
| 08:30 next day | 22:00 | 10:00 next day | |
| 09:30 next day | 23:00 | 11:00 next day | |
| 10:30 next day | 00:00 next day | 12:00 next day | |
| 11:30 next day | 01:00 next day | 13:00 next day | |
| 12:30 next day | 02:00 next day | 14:00 next day |
Pacific Time
Pacific Time (PT) is a general term used to describe the areas that observe either the Pacific Standard Time (PST) or Pacific Daylight Time (PDT) in North America. PT also called Pacific Coast Time. PT is not static but switches between PDT and PST.
Territories observing the Pacific Time Zone are primarily in North America. It runs through the western United States and the Northwestern part of Mexico. From November 1, 2026, most of British Columbia in Canada keeps UTC-7 all year instead.
Countries using this time zone: Mexico, United States
Principal Cities: The largest city in the PT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
PT representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -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.
- Uniform - Military abbreviation for PT
- U - short form of 'Uniform'
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: India
Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.
Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
Current time in India: India time now
IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
Eastern Time
Eastern Time (ET) is a general term used to describe the areas that observe either the Eastern Standard Time (EST) or Eastern Daylight Time (EDT) in the United States and Canada. ET is not static but switches between EDT and EST.
ET is also used somewhat as a de facto official time for all of the United States because it encompasses 17 U.S. states in the eastern part of the contiguous United States including the capital city Washington D.C., the most populous city New York and half of the country’s population.
In the United States nationally televised programs, evening newscasts, talent and awards shows, and any other nationally televised event that airs live on American television during prime time and on the weekends are broadcast live in the Eastern Time Zone. Major professional sports leagues MLB, NBA, NFL and NHL also provide their game times in Eastern Time, even if teams are from outside of Eastern Time.
Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, United States
Principal Cities: The largest city in the ET time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
Today all shaded areas are on ET.
ET representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
- Romeo - Military abbreviation for ET
- R - short form of 'Romeo'
- Eastern Time - UTC -5
- Tiempo del Este - UTC -5
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone