EDT/EST
Eastern Daylight Time
GMT -4
Sat, May 20
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Eastern Time is on daylight saving time: EDT (UTC−4) until Sun, Nov 5.
United Kingdom
BST
Sat, May 20
12am
3am
6am
9am
12pm
3pm
6pm
9pm
SGT
Singapore Time
GMT +8
Sun, May 21
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Australia
AEST
Sun, May 21
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

1:30 pm13:30 EDT (UTC-4), May 20, 2023 = 6:30 pm18:30 BST (UTC+1), May 20, 2023 = 1:30 am01:30 SGT (UTC+8), May 21, 2023 = 3:30 am03:30 AEST (UTC+10), May 21, 2023

EDT is 5 hours behind London. EDT is 12 hours behind SGT. EDT is 14 hours behind Melbourne.

How the time difference changes

EST to London

For most of the year, EDT is 5 hours behind London. At other times of the year, EST is 5 hours behind London or EDT is 4 hours behind London.

For most of the year, working hours of 9:00 am to 5:00 pm in EDT correspond to 2:00 pm to 10:00 pm in London. At other times of the year, working hours of 9:00 am to 5:00 pm in EST correspond to 2:00 pm to 10:00 pm in London or working hours of 9:00 am to 5:00 pm in EDT correspond to 1:00 pm to 9:00 pm in London.For most of the year, working hours of 09:00 to 17:00 in EDT correspond to 14:00 to 22:00 in London. At other times of the year, working hours of 09:00 to 17:00 in EST correspond to 14:00 to 22:00 in London or working hours of 09:00 to 17:00 in EDT correspond to 13:00 to 21:00 in London.

EST to SGT

For most of the year, EDT is 12 hours behind SGT. At other times of the year, EST is 13 hours behind SGT.

For most of the year, working hours of 9:00 am to 5:00 pm in EDT correspond to 9:00 pm to 5:00 am (next day) in SGT. At other times of the year, working hours of 9:00 am to 5:00 pm in EST correspond to 10:00 pm to 6:00 am (next day) in SGT.For most of the year, working hours of 09:00 to 17:00 in EDT correspond to 21:00 to 05:00 (next day) in SGT. At other times of the year, working hours of 09:00 to 17:00 in EST correspond to 22:00 to 06:00 (next day) in SGT.

EST to Melbourne

Depending on seasonal clock changes, EDT is 14 hours behind Melbourne, EDT is 15 hours behind Melbourne, or EST is 16 hours behind Melbourne.

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

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

Time Difference

Eastern Daylight Time is 5 hours behind BST (British Summer Time). Eastern Daylight Time is 12 hours behind Singapore Time. Eastern Daylight Time is 14 hours behind AEST (Australian Eastern Standard Time).
1:30 pm13:30 in EDT is 6:30 pm18:30 in London, United Kingdom and is 1:30 am01:30 in SGT and is 3:30 am03:30 in Melbourne, Australia

EDT to London call time
Best time for a conference call or a meeting is between 9am-12pm09:00-12:00 in EDT which corresponds to 2pm-5pm14:00-17:00 in London
EDT to SGT call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in EDT which corresponds to 7pm-8pm19:00-20:00 in SGT
EDT to Melbourne call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in EDT which corresponds to 7:30am-8:30am07:30-08:30 in Melbourne (next day)

1:30 pm13:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
6:30 pm18:30 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour
1:30 am01:30 Singapore Time (SGT). Offset UTC +8:00 hours
3:30 am03:30 AEST (Australian Eastern Standard Time) (Melbourne, Australia). Offset UTC +10:00 hours

1:30 pm13:30 EDT / 6:30 pm18:30 London, United Kingdom / 1:30 am01:30 SGT / 3:30 am03:30 Melbourne, Australia

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

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 12, 2023 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 12, 2023, 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 5, 2023 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 5, 2023, 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

London Information

Time Zone

Abbreviation / Name
BST - British Summer Time
GMT - Greenwich Mean Time
UTC / GMT Offset
+1:00 hours during British Summer Time, currently in use.
+0:00 hours during Greenwich Mean Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hourSunday, March 29, 2026 at 1:00 amSunday, March 29, 2026 at 01:00 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 amSunday, March 29, 2026 at 02:00 local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves backward for one hourSunday, October 25, 2026 at 2:00 amSunday, October 25, 2026 at 02:00 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 amSunday, October 25, 2026 at 01:00 local standard time instead. Also called Fall Back or switch to Winter Time.

London Facts

Country
United Kingdom
Alternative Names
ILondon, LON, Lakana, Landan, Landen, Ljondan, Llundain, Lodoni, Londain, Londan, Londar, Londe, Londen, Londin, Londinium, Londino, Londn, London, London osh, Londona, Londonas, Londoni, Londono, Londons, Londonu, Londra, Londres, Londrez, Londri, Londro, Londye, Londyn, Londýn, Lonn, Lontoo, Loundres, Luan GJon, Lun-tun, Lunden, Lundra, Lundun, Lundunir, Lundúnir, Lung-dung, Lunnainn, Lunnin, Lunnon, Luân Đôn, Lùn-tûn, Lùng-dŭng, Lûn-tun, Lākana, Lůndůn, Lọndọnu, Ranana, Rānana, ilantan, ladana, landan, landana, leondeon, lndn, london, londoni, lun dui, lun dun, lwndwn, lxndxn, rondon, Łondra, Λονδίνο, Лондан, Лондон, Лондон ош, Лондонъ, Лёндан, Լոնդոն, לאנדאן, לונדון, لأندأن, لندن, لوندون, لەندەن, ܠܘܢܕܘܢ, लंडन, लंदन, लण्डन, लन्डन्, लन्दन, লন্ডন, ਲੰਡਨ, લંડન, ଲଣ୍ଡନ, இலண்டன், లండన్, ಲಂಡನ್, ലണ്ടൻ, ලන්ඩන්, ลอนดอน, ລອນດອນ, ལོན་ཊོན།, လန်ဒန်မြို့, ლონდონი, ለንደን, ᎫᎴ ᏗᏍᎪᏂᎯᏱ, ロンドン, 伦敦, 倫敦, 런던
Population
8,961,989
Currency
Pound (GBP)
Geographic Coordinates
51° 30' N Latitude / 0° 07' W Longitude
International Dialing Code
+44

Singapore Time

Offset: SGT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Singapore

Principal Cities: The largest city in the SGT time zone is Singapore in Singapore, with about 5.639 million people.

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

SGT Time Zone Geo Map
SGT timezone map

SGT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +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 east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for SGT
  • H - short form of 'Hotel'
Time zones with the GMT +8 offset:
  • 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

Melbourne Information

Time Zone

Abbreviation / Name
AEDT - Australian Eastern Daylight Time
AEST - Australian Eastern Standard Time
UTC / GMT Offset
+11:00 hours during Australian Eastern Daylight Time, currently in use.
+10:00 hours during Australian Eastern Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hourSunday, October 4, 2026 at 2:00 amSunday, October 4, 2026 at 02:00 local time. DST starts annually on the 1st Sunday of October. Clocks are turned forward 1 hour to Sunday, October 4, 2026 at 3:00 amSunday, October 4, 2026 at 03:00 local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves backward for one hourSunday, April 5, 2026 at 3:00 amSunday, April 5, 2026 at 03:00 local time. DST ends annually on the 1st Sunday of April. Clocks are turned backward 1 hour to Sunday, April 5, 2026 at 2:00 amSunday, April 5, 2026 at 02:00 local standard time instead. Also called Fall Back or switch to Winter Time.

Melbourne Facts

Country
Australia
Alternative Names
MEL, Mel'burn, Melbourne, Melbourne City, Melbournum, Melburn, Melburna, Melburnas, Melburno, Melvourni, mel beirn, melaborna, melbeoleun, melbeon, melporn, meruborun, mlbwrn, mo er ben, Μελβούρνη, Мелбурн, Мелбърн, Мельбурн, מלבורן, ملبورن, مېلبۇرن, मेलबोर्न, மெல்போர்ன், เมลเบิร์น, མེར་བུན, メルボルン, 墨尔本, 墨爾本, 멜버른, 멜번
Population
5,435,590
Currency
Dollar (AUD)
Geographic Coordinates
37° 48' S Latitude / 144° 57' E Longitude
International Dialing Code
+61