HKT to ADT Converter
Time Difference
Hong Kong Time is 11 hours ahead of Atlantic Daylight Time
2:00 am02:00 in HKT is 3:00 pm15:00 in ADT
HKT to ADT call time
Best time for a conference call or a meeting is between 6:30pm-8:30pm in HKT which corresponds to 7:30am-9:30am in ADT
2:00 am02:00 Hong Kong Time (HKT). Offset UTC +8:00 hours
3:00 pm15:00 Atlantic Daylight Time (ADT). Offset UTC -3:00 hours
2:00 am02:00 HKT / 3:00 pm15:00 ADT
HKT | ADT |
---|---|
12am (midnight) | 1pm |
1am | 2pm |
2am | 3pm |
3am | 4pm |
4am | 5pm |
5am | 6pm |
6am | 7pm |
7am | 8pm |
8am | 9pm |
9am | 10pm |
10am | 11pm |
11am | 12am (midnight) |
12pm (noon) | 1am |
1pm | 2am |
2pm | 3am |
3pm | 4am |
4pm | 5am |
5pm | 6am |
6pm | 7am |
7pm | 8am |
8pm | 9am |
9pm | 10am |
10pm | 11am |
11pm | 12pm (noon) |
0:00 | 13:00 |
1:00 | 14:00 |
2:00 | 15:00 |
3:00 | 16:00 |
4:00 | 17:00 |
5:00 | 18:00 |
6:00 | 19:00 |
7:00 | 20:00 |
8:00 | 21:00 |
9:00 | 22:00 |
10:00 | 23:00 |
11:00 | 0:00 |
12:00 | 1:00 |
13:00 | 2:00 |
14:00 | 3:00 |
15:00 | 4:00 |
16:00 | 5:00 |
17:00 | 6:00 |
18:00 | 7:00 |
19:00 | 8:00 |
20:00 | 9:00 |
21:00 | 10:00 |
22:00 | 11:00 |
23:00 | 12:00 |
Hong Kong Time
Offset: HKT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Hong Kong
Principal Cities: The largest city in the HKT timezone is Hong Kong from Hong Kong with population about 7.013 million people. Other major cities in the area are Kowloon, Tsuen Wan, Yuen Long Kau Hui, Sha Tin
Daylight Saving: Hong Kong Time (HKT) is not adjusted for daylight saving therefore HKT remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Hong Kong Time remains the same

HKT 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 eight hour and zero minutes time differences to the east of the zero meridian.
- Hotel - Military abbreviation for HKT
- H - short form of 'Hotel'
- Asia/Hong_Kong
- Hongkong
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time
Atlantic Daylight Time
Offset: ADT is 3 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Bermuda, Canada, Greenland
Principal Cities: The largest city in the ADT timezone is Halifax from Canada with population about 359,111 people. Other major cities in the area are Sydney, Dartmouth, Saint John, Moncton
French: HAA - Heure Avancée de l'Atlantique

Daylight Saving: Atlantic Daylight Time (ADT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Atlantic Standard Time (AST).
Start: Atlantic Daylight Time (ADT) started on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am. Daylight saving starts annually the on second Sunday of March
End: Atlantic Daylight Time (ADT) ends on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
ADT representations, usage and related time zones
- -03 - basic short
- -0300 - basic
- -03:00 - extended
- -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three hour and zero minutes time differences to the west of the zero meridian.
- Papa - Military abbreviation for ADT
- P - short form of 'Papa'
- America/Glace_Bay
- America/Goose_Bay
- America/Halifax
- America/Moncton
- America/Thule
- Atlantic/Bermuda
- Canada/Atlantic
- ADT - Atlantic Daylight Time
- PMT - Pierre & Miquelon Standard Time
- PMST - Pierre & Miquelon Standard Time
- WGT - West Greenland Time
- AMST - Amazon Summer Time
- ART - Argentina Time
- BRT - BrasÃlia time
- CLST - Chile Summer Time
- FKST - Falkland Islands Summer Time
- GFT - French Guiana Time
- P - Papa Time Zone
- PYST - Paraguay Summer Time
- SRT - Suriname Time
- UYT - Uruguay Time