NZDT to BST Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
1:00 am01:00 NZDT (UTC+13), Oct 19, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 18, 2026
NZDT is 12 hours ahead of BST.
NZDT and BST examples
These examples always use NZDT (UTC+13) and BST (UTC+1). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
NZDT is 12 hours ahead of BST.
How the time difference changes
Depending on seasonal clock changes, NZST is 11 hours ahead of BST, NZDT is 12 hours ahead of BST, or NZDT is 13 hours ahead of GMT.
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 BST, working hours of 9:00 am to 6:00 pm in NZDT correspond to 9:00 pm (previous day) to 6:00 am in BST, 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 GMT.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 BST, working hours of 09:00 to 18:00 in NZDT correspond to 21:00 (previous day) to 06:00 in BST, or working hours of 09:00 to 18:00 in NZDT correspond to 20:00 (previous day) to 05:00 in GMT.
Compare NZDT time with BST 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 12 hours ahead of British Summer Time.
1:00 am01:00 in NZDT is 1:00 pm13:00 in BST
NZDT to BST call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in NZDT which corresponds to 7pm-8pm19:00-20:00 in BST (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
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
1:00 am01:00 NZDT / 1:00 pm13:00 BST
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.
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New Zealand Daylight Time
Offset: NZDT is 13 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Antarctica, New Zealand
Principal Cities: The largest city in the NZDT 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.
Today all shaded areas are on NZDT.
Daylight Saving: New Zealand Daylight Time (NZDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe New Zealand Standard Time (NZST).
Start: New Zealand Daylight Time (NZDT) started 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. Daylight saving starts annually on the last Sunday of September.
End: New Zealand Daylight Time (NZDT) ends 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 local standard time instead. Daylight saving ends annually on the first Sunday of April.
See New Zealand daylight saving time and upcoming clock changes worldwide.
NZDT representations, usage and related time zones
- +13 - basic short
- +1300 - basic
- +13:00 - extended
- +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates an offset of thirteen hours to the east of the zero meridian.
- Antarctica/McMurdo
- Antarctica/South_Pole
- NZ
- Pacific/Auckland
- FJST - Fiji Summer Time
- NZDT - New Zealand Daylight Time
- PHOT - Phoenix Island Time
- TKT - Tokelau Time
- TOT - Tonga Time
- WST - West Samoa Time
- WSST - West Samoa Standard Time
British Summer Time
Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Guernsey, Isle of Man, Jersey, United Kingdom
Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.
Current time in the United Kingdom: UK time now
Today all shaded areas are on BST.
Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).
Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.
End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.
See United Kingdom daylight saving time and upcoming clock changes worldwide.
BST representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
- Alpha - Military abbreviation for BST
- A - short form of 'Alpha'
- Europe/Belfast
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- BST - British Summer Time
- CET - Central European Time
- IST - Irish Standard Time
- WEST - Western European Summer Time
- A - Alpha Time Zone
- CET - Central European Time
- MEZ - Mitteleuropäische Zeit
- WAT - West Africa Time
- WST - Western Sahara Summer Time
- BMT - Biel Mean Time