Updating current time…
EDT/EST
Eastern Daylight Time
GMT -4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Eastern Time is on daylight saving time: EDT (UTC−4) until Sun, Nov 1.
D
Delta Time Zone
GMT +4
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 am08:00 EDT (UTC-4), Oct 3, 2026 = 4:00 pm16:00 D (UTC+4), Oct 3, 2026

EDT is 8 hours behind D.

EST and D examples

These examples always use EST (UTC-5) and D (UTC+4). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

EST is 9 hours behind D.

EST uses UTC-5 during standard time. For Eastern Time that follows daylight saving time, use ET to D. For daylight-time examples, use EDT to D.

How the time difference changes

For most of the year, EDT is 8 hours behind D. At other times of the year, EST is 9 hours behind D.

For most of the year, working hours of 9:00 am to 5:00 pm in EDT correspond to 5:00 pm to 1:00 am (next day) in D. At other times of the year, working hours of 9:00 am to 5:00 pm in EST correspond to 6:00 pm to 2:00 am (next day) in D.For most of the year, working hours of 09:00 to 17:00 in EDT correspond to 17:00 to 01:00 (next day) in D. At other times of the year, working hours of 09:00 to 17:00 in EST correspond to 18:00 to 02:00 (next day) in D.

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

Time Difference

Eastern Daylight Time is 8 hours behind Delta Time Zone.
8:00 am08:00 in EDT is 4:00 pm16:00 in D

EDT to D call time
Best time for a conference call or a meeting is between 8:30am-9:30am08:30-09:30 in EDT which corresponds to 4:30pm-5:30pm16:30-17:30 in D

8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
4:00 pm16:00 Delta Time Zone (D). Offset UTC +4:00 hours

8:00 am08:00 EDT / 4:00 pm16:00 D

EDTD
12:00am8:00am
1:00am9:00am
2:00am10:00am
3:00am11:00am
4:00am12:00pm
5:00am1:00pm
6:00am2:00pm
7:00am3:00pm
8:00am4:00pm
9:00am5:00pm
10:00am6:00pm
11:00am7:00pm
12:00pm8:00pm
1:00pm9:00pm
2:00pm10:00pm
3:00pm11:00pm
4:00pm12:00am
5:00pm1:00am
6:00pm2:00am
7:00pm3:00am
8:00pm4:00am
9:00pm5:00am
10:00pm6:00am
11:00pm7:00am
00:0008:00
01:0009:00
02:0010:00
03:0011:00
04:0012:00
05:0013:00
06:0014:00
07:0015:00
08:0016:00
09:0017:00
10:0018:00
11:0019:00
12:0020:00
13:0021:00
14:0022:00
15:0023:00
16:0000:00
17:0001:00
18:0002:00
19:0003:00
20:0004:00
21:0005:00
22:0006:00
23:0007:00

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

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, Brooklyn, Borough of Queens, Montreal.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

EST Time Zone Geo Map
EST 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 Eastern Daylight Time (EDT).

Daylight saving time clock moves forward for one hourEnd: 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.

Daylight saving time clock moves back for one hourStart: 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

Delta Time Zone

Offset: D is 4 hours ahead Greenwich Mean Time (GMT) and is used in Military

Daylight Saving: Clocks in Delta Time Zone (D) do not change for daylight saving time, so D stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

D representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +04 - basic short
  • +0400 - basic
  • +04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +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.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Delta - Military abbreviation for D
  • D - short form of 'Delta'
Time zones with the GMT +4 offset:
  • 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