NZST to EST to PDT to London Time Converter

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NZDT/NZST
New Zealand Daylight Time
UTC+13
12am
3am
6am
9am
12pm
3pm
6pm
9pm
New Zealand is on daylight saving time: NZDT (UTC+13) until Sun, Apr 4, 2027.
Use NZST all year (UTC+12)
EST
Eastern Standard Time
UTC−5
yesterday (previous day)
18h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
PST/PDT
Pacific Standard Time
UTC−8
yesterday (previous day)
21h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Pacific Time is on standard time: PST (UTC−8) until Sun, Mar 14, 2027.
Keep PDT (UTC−7)
London
United KingdomGMT
UTC+0
yesterday (previous day)
13h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

1:00 am01:00 NZDT (UTC+13), Nov 1, 2026 = 7:00 am07:00 EST (UTC-5), Oct 31, 2026 = 4:00 am04:00 PST (UTC-8), Oct 31, 2026 = 12:00 pm12:00 GMT (UTC+0), Oct 31, 2026

NZDT is 18 hours ahead of EST. NZDT is 21 hours ahead of PST. NZDT is 13 hours ahead of London.

How the time difference changes

NZST to EST

Depending on seasonal clock changes, NZST is 16 hours ahead of EDT, NZDT is 17 hours ahead of EDT, or NZDT is 18 hours ahead of EST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 5:00 pm (previous day) to 2:00 am in EDT, working hours of 9:00 am to 6:00 pm in NZDT correspond to 4:00 pm (previous day) to 1:00 am in EDT, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 3:00 pm (previous day) to 12:00 am in EST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 17:00 (previous day) to 02:00 in EDT, working hours of 09:00 to 18:00 in NZDT correspond to 16:00 (previous day) to 01:00 in EDT, or working hours of 09:00 to 18:00 in NZDT correspond to 15:00 (previous day) to 00:00 in EST.

NZST to PDT

Depending on seasonal clock changes, NZST is 19 hours ahead of PDT, NZDT is 20 hours ahead of PDT, or NZDT is 21 hours ahead of PST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 2:00 pm (previous day) to 11:00 pm (previous day) in PDT, working hours of 9:00 am to 6:00 pm in NZDT correspond to 1:00 pm (previous day) to 10:00 pm (previous day) in PDT, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 12:00 pm (previous day) to 9:00 pm (previous day) in PST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 14:00 (previous day) to 23:00 (previous day) in PDT, working hours of 09:00 to 18:00 in NZDT correspond to 13:00 (previous day) to 22:00 (previous day) in PDT, or working hours of 09:00 to 18:00 in NZDT correspond to 12:00 (previous day) to 21:00 (previous day) in PST.

NZST to London

Depending on seasonal clock changes, NZST is 11 hours ahead of London, NZDT is 12 hours ahead of London, or NZDT is 13 hours ahead of London.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 10:00 pm (previous day) to 7:00 am in London, working hours of 9:00 am to 6:00 pm in NZDT correspond to 9:00 pm (previous day) to 6:00 am in London, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 8:00 pm (previous day) to 5:00 am in London.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 22:00 (previous day) to 07:00 in London, working hours of 09:00 to 18:00 in NZDT correspond to 21:00 (previous day) to 06:00 in London, or working hours of 09:00 to 18:00 in NZDT correspond to 20:00 (previous day) to 05:00 in London.

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

Time Difference

New Zealand Daylight Time is 18 hours ahead of Eastern Standard Time. New Zealand Daylight Time is 21 hours ahead of Pacific Standard Time. New Zealand Daylight Time is 13 hours ahead of GMT (Greenwich Mean Time).
1:00 am01:00 in NZDT is 7:00 am07:00 in EST and is 4:00 am04:00 in PST and is 12:00 pm12:00 in London, United Kingdom

NZDT to EDT call time
Best time for a conference call or a meeting is between 9am-11am09:00-11:00 in NZDT which corresponds to 4pm-6pm16:00-18:00 in EDT (previous day)
NZDT to PDT call time
Best time for a conference call or a meeting is between 9am-2pm09:00-14:00 in NZDT which corresponds to 1pm-6pm13:00-18:00 in PDT (previous day)
NZDT to London call time
Best time for a conference call or a meeting is between 7:30am-8:30am07:30-08:30 in NZDT which corresponds to 6:30pm-7:30pm18:30-19:30 in London (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

1:00 am01:00 New Zealand Daylight Time (NZDT). Offset UTC +13:00 hours
7:00 am07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
12:00 pm12:00 GMT (Greenwich Mean Time) (London, United Kingdom). Offset UTC 0:00 hours

1:00 am01:00 NZDT / 7:00 am07:00 EST / 4:00 am04:00 PST / 12:00 pm12:00 London, United Kingdom

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
NZDTESTPSTLondon, United Kingdom
7:00am previous day EDT UTC-44:00am previous day PDT UTC-711:00am previous day
8:00am previous day EDT UTC-45:00am previous day PDT UTC-712:00pm previous day
9:00am previous day EDT UTC-46:00am previous day PDT UTC-71:00pm previous day
10:00am previous day EDT UTC-47:00am previous day PDT UTC-72:00pm previous day
11:00am previous day EDT UTC-48:00am previous day PDT UTC-73:00pm previous day
12:00pm previous day EDT UTC-49:00am previous day PDT UTC-74:00pm previous day
1:00pm previous day EDT UTC-410:00am previous day PDT UTC-75:00pm previous day
2:00pm previous day EDT UTC-411:00am previous day PDT UTC-76:00pm previous day
3:00pm previous day EDT UTC-412:00pm previous day PDT UTC-77:00pm previous day
4:00pm previous day EDT UTC-41:00pm previous day PDT UTC-78:00pm previous day
5:00pm previous day EDT UTC-42:00pm previous day PDT UTC-79:00pm previous day
6:00pm previous day EDT UTC-43:00pm previous day PDT UTC-710:00pm previous day
7:00pm previous day EDT UTC-44:00pm previous day PDT UTC-711:00pm previous day
8:00pm previous day EDT UTC-45:00pm previous day PDT UTC-712:00am
9:00pm previous day EDT UTC-46:00pm previous day PDT UTC-71:00am
10:00pm previous day EDT UTC-47:00pm previous day PDT UTC-72:00am
11:00pm previous day EDT UTC-48:00pm previous day PDT UTC-73:00am
12:00am EDT UTC-49:00pm previous day PDT UTC-74:00am
1:00am EDT UTC-410:00pm previous day PDT UTC-75:00am
1:00am11:00pm previous day PDT UTC-76:00am
2:00am12:00am PDT UTC-77:00am
3:00am1:00am PDT UTC-78:00am
4:00am1:00am9:00am
5:00am2:00am10:00am
07:00 previous day EDT UTC-404:00 previous day PDT UTC-711:00 previous day
08:00 previous day EDT UTC-405:00 previous day PDT UTC-712:00 previous day
09:00 previous day EDT UTC-406:00 previous day PDT UTC-713:00 previous day
10:00 previous day EDT UTC-407:00 previous day PDT UTC-714:00 previous day
11:00 previous day EDT UTC-408:00 previous day PDT UTC-715:00 previous day
12:00 previous day EDT UTC-409:00 previous day PDT UTC-716:00 previous day
13:00 previous day EDT UTC-410:00 previous day PDT UTC-717:00 previous day
14:00 previous day EDT UTC-411:00 previous day PDT UTC-718:00 previous day
15:00 previous day EDT UTC-412:00 previous day PDT UTC-719:00 previous day
16:00 previous day EDT UTC-413:00 previous day PDT UTC-720:00 previous day
17:00 previous day EDT UTC-414:00 previous day PDT UTC-721:00 previous day
18:00 previous day EDT UTC-415:00 previous day PDT UTC-722:00 previous day
19:00 previous day EDT UTC-416:00 previous day PDT UTC-723:00 previous day
20:00 previous day EDT UTC-417:00 previous day PDT UTC-700:00
21:00 previous day EDT UTC-418:00 previous day PDT UTC-701:00
22:00 previous day EDT UTC-419:00 previous day PDT UTC-702:00
23:00 previous day EDT UTC-420:00 previous day PDT UTC-703:00
00:00 EDT UTC-421:00 previous day PDT UTC-704:00
01:00 EDT UTC-422:00 previous day PDT UTC-705:00
01:0023:00 previous day PDT UTC-706:00
02:0000:00 PDT UTC-707:00
03:0001:00 PDT UTC-708:00
04:0001:0009:00
05:0002:0010:00

New Zealand Standard Time

Offset: NZST is 12 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Antarctica, New Zealand

Principal Cities: The largest city in the NZST time zone is Auckland in New Zealand, with about 1.547 million people. Other major cities in this time zone include Christchurch, Wellington, Hamilton, Tauranga.

Map of the areas on New Zealand Standard Time (NZST)
NZST part of the year

Today the shaded areas are on UTC+13 (NZDT).

Open the world time zone map© OpenStreetMap

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

123456789101112End: New Zealand Standard Time (NZST) ended on Sunday, September 27, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, September 27, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the last Sunday of September.

123456789101112Start: New Zealand Standard Time (NZST) starts on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00. Standard time starts annually on the first Sunday of April.

See New Zealand daylight saving time and upcoming clock changes worldwide.

NZST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +12 - basic short
  • +1200 - basic
  • +12:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates an offset of twelve hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Mike - Military abbreviation for NZST
  • M - short form of 'Mike'
IANA/Olson: Reflects NZST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Antarctica/McMurdo
  • Antarctica/South_Pole
  • NZ
  • Pacific/Auckland
Time zones with the GMT +12 offset:
  • ANAST - Anadyr Summer Time
  • ANAT - Anadyr Time
  • FJT - Fiji Time
  • GILT - Gilbert Island Time
  • M - Mike Time Zone
  • MAGST - Magadan Summer Time
  • MHT - Marshall Islands Time
  • NRT - Nauru Time
  • NZST - New Zealand Standard Time
  • PETT - Kamchatka Time
  • PETST - Kamchatka Summer Time
  • TVT - Tuvalu Time
  • WFT - Wallis and Futuna Time

Eastern Standard Time

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

Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, 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 all shaded areas are on EST.

Open the world time zone map© OpenStreetMap

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).

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

123456789101112End: Eastern Standard Time (EST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and 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

Pacific Daylight Time

Offset: PDT is 7 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Mexico, United States

Principal Cities: The largest city in the PDT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.

French: HAP - Heure Avancée du Pacifique

Spanish: PT - Zona Noroeste

Map of the areas on Pacific Daylight Time (PDT)
PDT part of the year

Today the shaded areas are on UTC−8 (Pacific Standard Time).

Open the world time zone map© OpenStreetMap

Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Pacific Standard Time (PST).

123456789101112End: Pacific Daylight Time (PDT) ended on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

123456789101112Start: Pacific Daylight Time (PDT) starts on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

See USA daylight saving time and upcoming clock changes worldwide.

PDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -07 - basic short
  • -0700 - basic
  • -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Tango - Military abbreviation for PDT
  • T - short form of 'Tango'
IANA/Olson: Reflects PDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Ensenada
  • America/Los_Angeles
  • America/Santa_Isabel
  • America/Tijuana
  • America/Vancouver
  • Canada/Pacific
  • Mexico/BajaNorte
  • PST8PDT
  • US/Pacific
Time zones with the GMT -7 offset:
  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • YST - Yukon Standard Time
  • T - Tango Time Zone

London Time Zone and Facts

Time Zone

Abbreviation / Offset
GMT – Greenwich Mean Time, UTC+0 (now)
BST – British Summer Time, UTC+1 (daylight saving time)
Daylight Saving Time Starts
123456789101112Sunday, March 28, 2027 at 1:00 amSunday, March 28, 2027 at 01:00: clocks go forward 1 hour to 2:00 am02:00 (BST). DST starts on the last Sunday of March each year. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
123456789101112Sunday, October 31, 2027 at 2:00 amSunday, October 31, 2027 at 02:00: clocks go back 1 hour to 1:00 am01:00 (GMT). DST ends on the last Sunday of October each year. Also called Fall Back or Winter Time.
Clock Changes
United Kingdom daylight saving time · Clock changes worldwide

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
More About London
London time now
Current Time in the United Kingdom
UK time now