Auckland to London
-13hAuckland
NZSTSOURCELondon
GMTGreen rows indicate typical business hours (9 AM - 5 PM)
NZST and GMT on the World Map
The map below highlights the NZST (New Zealand Standard Time) and GMT (Greenwich Mean Time) timezone regions across the globe.
NZST – New Zealand Standard Time
UTC+12:00New Zealand Standard Time (NZST) is the time zone for New Zealand, 12 hours ahead of UTC.
- •New Zealand is among the first major countries to see a new day.
- •NZST is 17 hours ahead of EST.
- •New Zealand observes DST from September to April (Southern Hemisphere summer).
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
About Auckland
WikipediaAuckland operates on New Zealand Standard Time (NZST), UTC+12. As the first major city to see each day, Auckland opens global business ahead of all other markets.
New Zealand is one of the first countries to observe daylight saving time.
About London
WikipediaLondon, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
Big Ben is actually the name of the bell inside the Elizabeth Tower, not the tower itself.
Comparing Time Zones: Auckland and London
Auckland, New Zealand operates on the New Zealand Standard Time (UTC+12:00). London, UK uses Greenwich Mean Time (UTC+00:00).
The time difference between Auckland and London is 780 minutes (+13h). When it's noon in Auckland, it's 11:00 PM in London.
Why Convert Auckland to London Time?
Coordinating across the 13-hour time difference between Auckland and London doesn't have to be complicated. This converter provides a clear and accurate way to translate time from Auckland to London, making it easier to manage international relationships and business dealings.
Remember: Daylight Saving Time changes can affect the time difference between Auckland and London. Always double-check the current offset before scheduling important events.
About NZST (New Zealand Standard Time)
New Zealand Standard Time (NZST) is the standard time zone for New Zealand and its dependencies. New Zealand is among the first countries to see a new calendar day. During summer (September to April), clocks advance to New Zealand Daylight Time (NZDT, UTC+13:00).
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best Time to Call Between Auckland and London
If you want to reach someone in London during standard business hours (9 AM – 5 PM GMT), the best time to call from Auckland would be:
- London 9:00 AM = Auckland 10:00 PM
- London 12:00 PM = Auckland 01:00 AM
- London 5:00 PM = Auckland 06:00 AM
Business Hours Overlap
Auckland and London have minimal business hours overlap due to the +13h time difference. Teams may need to schedule early morning or late evening meetings for real-time collaboration.
Ultimately, understanding the -13h difference between Auckland and London empowers you to coordinate better. Whether for business or personal reasons, this tool ensures you're always on time.
🕐 Daylight Saving Time Info
Auckland
☀ Currently in DST
Standard: UTC+12:00 · DST: UTC+13:00
Clocks fall back on Sat, Apr 4, 2026
London
❄ Currently in Standard Time
Standard: UTC+00:00 · DST: UTC+01:00
Clocks spring forward on Sun, Mar 29, 2026
⚠ These locations are currently in different DST states, so the time difference may change when clocks adjust.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Auckland and London?
London is -13h from Auckland.
What timezone is Auckland in?
Auckland operates on New Zealand Standard Time (NZST), UTC+12. As the first major city to see each day, Auckland opens global business ahead of all other markets.
What timezone is London in?
London, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
What are the business hours in Auckland?
Standard business hours in Auckland are 9:00 AM - 5:00 PM NZST.
What are the business hours in London?
Standard business hours in London are 9:00 AM - 5:00 PM GMT.
What is the best time to schedule a call between Auckland and London?
The best overlap for a call is when both cities are in business hours. Auckland works 9:00 AM - 5:00 PM NZST and London works 9:00 AM - 5:00 PM GMT (-13h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Auckland and London?
Auckland uses NZD (NZ$) while London uses GBP (£). Check current exchange rates when planning travel or business between these cities.
How do Auckland and London compare in size?
Auckland has a population of approximately 1.7 million (metro: 1.7 million), while London has approximately 8.8 million (metro: 14.8 million).
What are the major landmarks in Auckland and London?
Auckland is known for Sky Tower, Auckland Harbour Bridge, Auckland War Memorial Museum. London is famous for Big Ben, Tower Bridge, Buckingham Palace.
Do Auckland and London have stock exchanges?
Yes. Auckland has the NZX (New Zealand Exchange) and London has the LSE (London Stock Exchange). The -13h time difference affects trading hour overlaps between these exchanges.
Which countries use NZST (New Zealand Standard Time)?
NZST is used in New Zealand.
Does NZST observe daylight saving time?
Yes, NZST switches to NZDT during summer months.
What are some interesting facts about NZST?
New Zealand is among the first major countries to see a new day. NZST is 17 hours ahead of EST.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in Auckland, what time is it in London?
When it is 12:00 AM (midnight) in Auckland (NZST), it is -13h later in London (GMT).
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