NZST: New Zealand Time
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NZST to BST: convert New Zealand Time to British Time
On January 15, 2026, BST is 13 hours behind NZST. On July 15 it is 11 hours behind NZST.
These are dated examples. Select your actual date below: regions can change clocks on different dates, so the gap between the examples may differ.
The United Kingdom uses GMT in winter and BST (British Summer Time) in summer. BST also abbreviates Bangladesh Standard Time (UTC+6).
One instant, two local clocks
Drag one day across both zones
Shared instant12:00 UTC
Difference nowBST is 13 hours behind
NZSTNew Zealand Time
01:00Fri, Jan 16
BSTBritish Time
12:00Thu, Jan 15
Approximate daylight 09:00 to 17:00 Selected local time
Both lanes show the same instant. Local dates, daylight, and offsets come from each IANA zone on the selected date, so daylight saving changes are included.
Right now
BST: British Time
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Local times come from your browser's IANA time zone data.
NZST to BST hour by hour
This table uses January 15 and July 15, 2026, at noon UTC. These are sample dates, not season-wide rules. Northern and southern regions follow different schedules, and transition weeks can have another gap. Use the date control above for the day you are planning.
| NZST | BST (Jan 15) | BST (Jul 15) |
|---|---|---|
| 12:00 AM | 11:00 AM (prev day) | 1:00 PM (prev day) |
| 1:00 AM | 12:00 PM (prev day) | 2:00 PM (prev day) |
| 2:00 AM | 1:00 PM (prev day) | 3:00 PM (prev day) |
| 3:00 AM | 2:00 PM (prev day) | 4:00 PM (prev day) |
| 4:00 AM | 3:00 PM (prev day) | 5:00 PM (prev day) |
| 5:00 AM | 4:00 PM (prev day) | 6:00 PM (prev day) |
| 6:00 AM | 5:00 PM (prev day) | 7:00 PM (prev day) |
| 7:00 AM | 6:00 PM (prev day) | 8:00 PM (prev day) |
| 8:00 AM | 7:00 PM (prev day) | 9:00 PM (prev day) |
| 9:00 AM | 8:00 PM (prev day) | 10:00 PM (prev day) |
| 10:00 AM | 9:00 PM (prev day) | 11:00 PM (prev day) |
| 11:00 AM | 10:00 PM (prev day) | 12:00 AM |
| 12:00 PM | 11:00 PM (prev day) | 1:00 AM |
| 1:00 PM | 12:00 AM | 2:00 AM |
| 2:00 PM | 1:00 AM | 3:00 AM |
| 3:00 PM | 2:00 AM | 4:00 AM |
| 4:00 PM | 3:00 AM | 5:00 AM |
| 5:00 PM | 4:00 AM | 6:00 AM |
| 6:00 PM | 5:00 AM | 7:00 AM |
| 7:00 PM | 6:00 AM | 8:00 AM |
| 8:00 PM | 7:00 AM | 9:00 AM |
| 9:00 PM | 8:00 AM | 10:00 AM |
| 10:00 PM | 9:00 AM | 11:00 AM |
| 11:00 PM | 10:00 AM | 12:00 PM |
Scheduling a call between NZST and BST
The examples assume 9 AM to 5 PM on a working day in both places. They do not check weekends, local holidays, or individual schedules.
Standard business hours (9:00 AM to 5:00 PM) do not overlap on January 15: daytime in New Zealand Time falls outside the working day in British Time, so one side needs an early morning or late evening.
On July 15 standard business hours do not overlap at all.
More NZST conversions
Offsets are computed from the IANA time zone database for January 15 and July 15, 2026. NZST here means New Zealand Time (New Zealand); BST means British Time (United Kingdom).