BST to Sydney Time Converter
AEDT is 11 hours ahead of GMT. 9:00 AM GMT = 8:00 PM AEDT.
AEDT is 11 hours ahead of GMT at the moment. To convert BST to Sydney Time, add 11 hours to the BST time: 9:00 AM GMT = 8:00 PM AEDT.
BST (British Time) is used in United Kingdom from late March to late October. Sydney Time (Sydney time) is used in Sydney, Australia.
BST here means British Summer Time, not Bangladesh Standard Time. BST (British Summer Time) is not in force right now: United Kingdom from late March to late October is currently on GMT. This page uses whichever name applies on the date you pick, so the numbers below say GMT.
BST to Sydney Time time conversion table
BST to Sydney Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BST | Sydney Time | Day |
|---|---|---|
| 12:00 AM GMT | 11:00 AM AEDT | — |
| 1:00 AM GMT | 12:00 PM AEDT | — |
| 2:00 AM GMT | 1:00 PM AEDT | — |
| 3:00 AM GMT | 2:00 PM AEDT | — |
| 4:00 AM GMT | 3:00 PM AEDT | — |
| 5:00 AM GMT | 4:00 PM AEDT | — |
| 6:00 AM GMT | 5:00 PM AEDT | — |
| 7:00 AM GMT | 6:00 PM AEDT | — |
| 8:00 AM GMT | 7:00 PM AEDT | — |
| 9:00 AM GMT | 8:00 PM AEDT | — |
| 10:00 AM GMT | 9:00 PM AEDT | — |
| 11:00 AM GMT | 10:00 PM AEDT | night |
| 12:00 PM GMT | 11:00 PM AEDT | night |
| 1:00 PM GMT | 12:00 AM AEDT | next day |
| 2:00 PM GMT | 1:00 AM AEDT | next day |
| 3:00 PM GMT | 2:00 AM AEDT | next day |
| 4:00 PM GMT | 3:00 AM AEDT | next day |
| 5:00 PM GMT | 4:00 AM AEDT | next day |
| 6:00 PM GMT | 5:00 AM AEDT | next day |
| 7:00 PM GMT | 6:00 AM AEDT | next day |
| 8:00 PM GMT | 7:00 AM AEDT | next day |
| 9:00 PM GMT | 8:00 AM AEDT | next day |
| 10:00 PM GMT | 9:00 AM AEDT | next day |
| 11:00 PM GMT | 10:00 AM AEDT | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert BST to Sydney Time
Add 11 hours to the BST time to get Sydney Time.
Example: 9:00 AM GMT = 8:00 PM AEDT.
Across midnight: 10:00 PM GMT = 9:00 AM AEDT (next day). The date changes, so always check the day as well as the hour.
Time difference between BST and Sydney Time
The time difference between BST and Sydney Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: Sydney Time is 11 hours ahead of BST.
- 29 Mar 2026 – 3 Apr 2026: Sydney Time is 10 hours ahead of BST.
- 4 Apr 2026 – 2 Oct 2026: Sydney Time is 9 hours ahead of BST.
- 3 Oct 2026 – 24 Oct 2026: Sydney Time is 10 hours ahead of BST.
- 25 Oct 2026 – 31 Dec 2026: Sydney Time is 11 hours ahead of BST.
BST and Sydney Time during daylight saving time
- BST next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
- Sydney Time next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from AEDT (UTC+11) to AEST (UTC+10).
Best time for a meeting between BST and Sydney Time
BST and Sydney Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM GMT, which is 6:00 PM AEDT.
BST to Sydney Time FAQ
What is the time difference between BST and Sydney Time?
Right now AEDT is 11 hours ahead of GMT. The gap changes 5 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM BST in Sydney Time?
9:00 AM GMT is 8:00 PM AEDT.
What is 12 PM (noon) BST in Sydney Time?
12:00 PM GMT is 11:00 PM AEDT.
Is Sydney Time ahead of or behind BST?
AEDT is 11 hours ahead of GMT, so it is later in Sydney Time than in BST.
Does BST change for daylight saving time?
Yes. BST next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
Does Sydney Time change for daylight saving time?
Yes. Sydney Time next changes on 4 Apr 2027, when clocks go back one hour from AEDT to AEST.
What is the best time for a meeting between BST and Sydney Time?
BST and Sydney Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM GMT, which is 6:00 PM AEDT.
Related conversions
Convert Sydney Time to BST
Convert BST to other time zones
Convert other time zones to Sydney Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.