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