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EDT/EST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Eastern Time is on daylight saving time: EDT (UTC−4) until Sun, Nov 1.
LHDT/LHST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Lord Howe Island is on daylight saving time: LHDT (UTC+11) until Sun, Apr 4, 2027.

Quick answers

Selected conversion

8:00 am08:00 EDT (UTC-4), Oct 13, 2026 = 11:00 pm23:00 LHDT (UTC+11), Oct 13, 2026

EDT is 15 hours behind LHDT.

EST (US winter time, UTC-5) and LHST examples

These examples always use EST (UTC-5) and LHST (UTC+10:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

EST is 15 hours and 30 minutes behind LHST.

EST is US Eastern winter time (early November to mid-March). The rest of the year New York uses EDT (UTC-4), one hour later. For Eastern Time that follows daylight saving time, use ET to LHST. For daylight-time examples, use EDT to LHST.

How the time difference changes

Depending on seasonal clock changes, EDT is 14 hours and 30 minutes behind LHST, EDT is 15 hours behind LHDT, or EST is 16 hours behind LHDT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in EDT correspond to 11:30 pm to 7:30 am (next day) in LHST, working hours of 9:00 am to 5:00 pm in EDT correspond to 12:00 am (next day) to 8:00 am (next day) in LHDT, or working hours of 9:00 am to 5:00 pm in EST correspond to 1:00 am (next day) to 9:00 am (next day) in LHDT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in EDT correspond to 23:30 to 07:30 (next day) in LHST, working hours of 09:00 to 17:00 in EDT correspond to 00:00 (next day) to 08:00 (next day) in LHDT, or working hours of 09:00 to 17:00 in EST correspond to 01:00 (next day) to 09:00 (next day) in LHDT.

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

Time Difference

Eastern Daylight Time is 15 hours behind Lord Howe Daylight Time.
8:00 am08:00 in EDT is 11:00 pm23:00 in LHDT

EDT to LHDT call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in EDT which corresponds to 8am-9am08:00-09:00 in LHDT (next day). Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
11:00 pm23:00 Lord Howe Daylight Time (LHDT). Offset UTC +11:00 hours

8:00 am08:00 EDT / 11:00 pm23:00 LHDT

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.

Hourly time comparison
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Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST 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

Map of the areas on Eastern Standard Time (EST)
EST all year EST part of the year

Today the lighter areas are on UTC−4 (EDT).

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

123456789101112End: Eastern Standard Time (EST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

123456789101112Start: Eastern Standard Time (EST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See upcoming clock changes worldwide.

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -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.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -5 offset:
  • 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

Lord Howe Standard Time

Offset: LHST is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Australia

Map of the areas on Lord Howe Standard Time (LHST)
LHST part of the year

Today the shaded areas are on UTC+11.

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward 30 minutes for daylight saving time and observe Lord Howe Daylight Time (LHDT).

123456789101112End: Lord Howe Standard Time (LHST) ended on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set 30 minutes forward to Sunday, October 4, 2026, 2:30 am02:30 local daylight time instead. Standard time ends annually on the first Sunday of October.

123456789101112Start: Lord Howe Standard Time (LHST) starts on Sunday, April 4, 2027 at 2:00 am02:00 local time and clocks are set 30 minutes back to Sunday, April 4, 2027, 1:30 am01:30. Standard time starts annually on the first Sunday of April.

See upcoming clock changes worldwide.

LHST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1030 - basic
  • +10:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
Time zones with the GMT +10:30 offset:
  • ACDT - Australian Central Daylight Time
  • LHST - Lord Howe Standard Time