London, United Kingdom to New York City, NY, USA to AEST to GST
Compare London time with New York City, AEST, and GST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
BST (British Summer Time) is 5 hours ahead of EDT (Eastern Daylight Time) and 9 hours behind Australian Eastern Standard Time and 3 hours behind Gulf Standard Time
9:00 am09:00 in London, United Kingdom is 4:00 am04:00 in New York City, NY, USA and is 6:00 pm18:00 in AEST and is 12:00 pm12:00 in GST
London to New York City call time
Best time for a conference call or a meeting is between 2pm-5pm in London which corresponds to 9am-12pm in New York City
London to AEST call time
Best time for a conference call or a meeting is between 8am-9am in London which corresponds to 5pm-6pm in AEST
London to GST call time
Best time for a conference call or a meeting is between 9am-2pm in London which corresponds to 12pm-5pm in GST
9:00 am09:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour
4:00 am04:00 EDT (Eastern Daylight Time) (New York City, NY, USA). Offset UTC -4:00 hours
6:00 pm18:00 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
12:00 pm12:00 Gulf Standard Time (GST). Offset UTC +4:00 hours
9:00 am09:00 London, United Kingdom / 4:00 am04:00 New York City, NY, USA / 6:00 pm18:00 AEST / 12:00 pm12:00 GST
| London, United Kingdom | New York City, NY, USA | AEST | GST |
|---|---|---|---|
| 12am (midnight) | 7pm | 9am | 3am |
| 1am | 8pm | 10am | 4am |
| 2am | 9pm | 11am | 5am |
| 3am | 10pm | 12pm (noon) | 6am |
| 4am | 11pm | 1pm | 7am |
| 5am | 12am (midnight) | 2pm | 8am |
| 6am | 1am | 3pm | 9am |
| 7am | 2am | 4pm | 10am |
| 8am | 3am | 5pm | 11am |
| 9am | 4am | 6pm | 12pm (noon) |
| 10am | 5am | 7pm | 1pm |
| 11am | 6am | 8pm | 2pm |
| 12pm (noon) | 7am | 9pm | 3pm |
| 1pm | 8am | 10pm | 4pm |
| 2pm | 9am | 11pm | 5pm |
| 3pm | 10am | 12am (midnight) | 6pm |
| 4pm | 11am | 1am | 7pm |
| 5pm | 12pm (noon) | 2am | 8pm |
| 6pm | 1pm | 3am | 9pm |
| 7pm | 2pm | 4am | 10pm |
| 8pm | 3pm | 5am | 11pm |
| 9pm | 4pm | 6am | 12am (midnight) |
| 10pm | 5pm | 7am | 1am |
| 11pm | 6pm | 8am | 2am |
| 00:00 | 19:00 | 09:00 | 03:00 |
| 01:00 | 20:00 | 10:00 | 04:00 |
| 02:00 | 21:00 | 11:00 | 05:00 |
| 03:00 | 22:00 | 12:00 | 06:00 |
| 04:00 | 23:00 | 13:00 | 07:00 |
| 05:00 | 00:00 | 14:00 | 08:00 |
| 06:00 | 01:00 | 15:00 | 09:00 |
| 07:00 | 02:00 | 16:00 | 10:00 |
| 08:00 | 03:00 | 17:00 | 11:00 |
| 09:00 | 04:00 | 18:00 | 12:00 |
| 10:00 | 05:00 | 19:00 | 13:00 |
| 11:00 | 06:00 | 20:00 | 14:00 |
| 12:00 | 07:00 | 21:00 | 15:00 |
| 13:00 | 08:00 | 22:00 | 16:00 |
| 14:00 | 09:00 | 23:00 | 17:00 |
| 15:00 | 10:00 | 00:00 | 18:00 |
| 16:00 | 11:00 | 01:00 | 19:00 |
| 17:00 | 12:00 | 02:00 | 20:00 |
| 18:00 | 13:00 | 03:00 | 21:00 |
| 19:00 | 14:00 | 04:00 | 22:00 |
| 20:00 | 15:00 | 05:00 | 23:00 |
| 21:00 | 16:00 | 06:00 | 00:00 |
| 22:00 | 17:00 | 07:00 | 01:00 |
| 23:00 | 18:00 | 08:00 | 02:00 |
London Information
Time Zone
GMT - Greenwich Mean Time
+0:00 hours during Greenwich Mean Time.
Sunday, March 29, 2026 at 1:00 am local time. DST starts annually on the last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 29, 2026 at 2:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Sunday, October 25, 2026 at 2:00 am local time. DST ends annually on the last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 25, 2026 at 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.London Facts
New York City Information
Time Zone
EST - Eastern Standard Time
-5:00 hours during Eastern Standard Time.
Sunday, March 8, 2026 at 2:00 am local time. DST starts annually on the 2nd Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026 at 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Sunday, November 1, 2026 at 2:00 am local time. DST ends annually on the 1st Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026 at 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.New York City Facts
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia
Countries using this time zone: Australia
Principal Cities: The largest city in the AEST time zone is Sydney in Australia, with about 4.627 million people. Other major cities in this time zone include Melbourne, Brisbane, Gold Coast, Canberra.

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Australian Eastern Daylight Time (AEDT).
Start: Australian Eastern Standard Time (AEST) started on Sunday, April 5, 2026 at 3:00 am local time and clocks were set one hour back to Sunday, April 5, 2026, 2:00 am. Standard time starts annually on the first Sunday of April.
End: Australian Eastern Standard Time (AEST) ends on Sunday, October 4, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, October 4, 2026, 3:00 am local daylight time instead. Standard time ends annually on the first Sunday of October.
Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra
Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.
AEST representations, usage and related time zones
- +10 - basic short
- +1000 - basic
- +10:00 - extended
- +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
- Kilo - Military abbreviation for AEST
- K - short form of 'Kilo'
- Antarctica/Macquarie
- Australia/ACT
- Australia/Brisbane
- Australia/Canberra
- Australia/Currie
- Australia/Hobart
- Australia/Lindeman
- Australia/Melbourne
- Australia/NSW
- Australia/Queensland
- Australia/Sydney
- Australia/Tasmania
- Australia/Victoria
- AEST - Australian Eastern Standard Time
- CHUT - Chuuk Time
- ChST - Chamorro Standard Time
- K - Kilo Time Zone
- KDT - Korea Daylight Time
- PGT - Papua New Guinea Time
- VLAT - Vladivostok Time
- YAKST - Yakutsk Summer Time
- YAPT - Yap Time
Gulf Standard Time
Offset: GST is 4 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: United Arab Emirates
Principal Cities: The largest city in the GST time zone is Dubai in United Arab Emirates, with about 1.137 million people. Other major cities in this time zone include Abu Dhabi, Sharjah, Al Ain, Ajman.
Daylight Saving: Clocks in Gulf Standard Time (GST) do not change for daylight saving time, so GST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

GST representations, usage and related time zones
- +04 - basic short
- +0400 - basic
- +04:00 - extended
- +0400 - sign character (+) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the east of the zero meridian.
- Delta - Military abbreviation for GST
- D - short form of 'Delta'
- KUYT - Kuybyshev Time
- MSD - Moscow Daylight Time
- SAMT - Samara Time
- AMT - Armenia Time
- AZT - Azerbaijan Time
- D - Delta Time Zone
- GET - Georgia Standard Time
- GST - Gulf Standard Time
- MUT - Mauritius Time
- RET - Reunion Time
- SCT - Seychelles Time
