Convert UK time (GMT/BST) to Australian Eastern Time (AEST/AEDT), with daylight saving applied for the exact date you pick.
Tue, Oct 27
Tue, Oct 27 Same day
| Su | Mo | Tu | We | Th | Fr | Sa |
|---|
GMT 9 to 5 AEDT 9 to 5
AEDT is 11 hours ahead of GMT.
The same conversion works for every city on these clocks, such as London to Australia, London to Sydney and England to Australia.
Shaded areas follow the official zone boundaries, so a country split across zones is split here too. Hover or tap a region for its local time.
Every hour of Tuesday, October 27, 2026, side by side. Days with a clock change show 23 or 25 rows.
Shaded rows fall inside working hours in both places.
| London (GMT) | Sydney (AEDT) | Working hours |
|---|---|---|
| 12:00 AM | 11:00 AM | |
| 1:00 AM | 12:00 PM | |
| 2:00 AM | 1:00 PM | |
| 3:00 AM | 2:00 PM | |
| 4:00 AM | 3:00 PM | |
| 5:00 AM | 4:00 PM | |
| 6:00 AM | 5:00 PM | |
| 7:00 AM | 6:00 PM | |
| 8:00 AM | 7:00 PM | |
| 9:00 AM | 8:00 PM | |
| 10:00 AM | 9:00 PM | |
| 11:00 AM | 10:00 PM | |
| 12:00 PM | 11:00 PM | |
| 1:00 PM | 12:00 AM next day | |
| 2:00 PM | 1:00 AM next day | |
| 3:00 PM | 2:00 AM next day | |
| 4:00 PM | 3:00 AM next day | |
| 5:00 PM | 4:00 AM next day | |
| 6:00 PM | 5:00 AM next day | |
| 7:00 PM | 6:00 AM next day | |
| 8:00 PM | 7:00 AM next day | |
| 9:00 PM | 8:00 AM next day | |
| 10:00 PM | 9:00 AM next day | |
| 11:00 PM | 10:00 AM next day |
Every hour of the UK time day, plus the common half hours, and their AEST equivalents. The second column covers the part of the year when the clocks are on a different gap.
| UK time | AEST 9 h ahead, most of the year (182 days in 2026) | AEDT 11 h ahead, about 22 weeks in 2026 |
|---|---|---|
| 12:00 AM | 9:00 AM | 11:00 AM |
| 1:00 AM | 10:00 AM | 12:00 PM |
| 2:00 AM | 11:00 AM | 1:00 PM |
| 3:00 AM | 12:00 PM | 2:00 PM |
| 4:00 AM | 1:00 PM | 3:00 PM |
| 5:00 AM | 2:00 PM | 4:00 PM |
| 6:00 AM | 3:00 PM | 5:00 PM |
| 7:00 AM | 4:00 PM | 6:00 PM |
| 8:00 AM | 5:00 PM | 7:00 PM |
| 9:00 AM | 6:00 PM | 8:00 PM |
| 9:30 AM | 6:30 PM | 8:30 PM |
| 10:00 AM | 7:00 PM | 9:00 PM |
| 10:30 AM | 7:30 PM | 9:30 PM |
| 11:00 AM | 8:00 PM | 10:00 PM |
| 11:30 AM | 8:30 PM | 10:30 PM |
| 12:00 PM | 9:00 PM | 11:00 PM |
| 12:30 PM | 9:30 PM | 11:30 PM |
| 1:00 PM | 10:00 PM | 12:00 AM (next day) |
| 1:30 PM | 10:30 PM | 12:30 AM (next day) |
| 2:00 PM | 11:00 PM | 1:00 AM (next day) |
| 2:30 PM | 11:30 PM | 1:30 AM (next day) |
| 3:00 PM | 12:00 AM (next day) | 2:00 AM (next day) |
| 3:30 PM | 12:30 AM (next day) | 2:30 AM (next day) |
| 4:00 PM | 1:00 AM (next day) | 3:00 AM (next day) |
| 4:30 PM | 1:30 AM (next day) | 3:30 AM (next day) |
| 5:00 PM | 2:00 AM (next day) | 4:00 AM (next day) |
| 5:30 PM | 2:30 AM (next day) | 4:30 AM (next day) |
| 6:00 PM | 3:00 AM (next day) | 5:00 AM (next day) |
| 7:00 PM | 4:00 AM (next day) | 6:00 AM (next day) |
| 8:00 PM | 5:00 AM (next day) | 7:00 AM (next day) |
| 9:00 PM | 6:00 AM (next day) | 8:00 AM (next day) |
| 10:00 PM | 7:00 AM (next day) | 9:00 AM (next day) |
| 11:00 PM | 8:00 AM (next day) | 10:00 AM (next day) |
Each row is a stretch of days with one constant difference, split at every clock change.
| Dates | UK time | AEST | Difference |
|---|---|---|---|
| Thu, Jan 1, 2026 until Sun, Mar 29, 2026 | GMT | AEDT | AEDT 11 h ahead |
| Sun, Mar 29, 2026 until Sun, Apr 5, 2026 | BST | AEDT | AEDT 10 h ahead |
| Sun, Apr 5, 2026 until Sun, Oct 4, 2026 | BST | AEST | AEST 9 h ahead |
| Sun, Oct 4, 2026 until Sun, Oct 25, 2026 | BST | AEDT | AEDT 10 h ahead |
| Sun, Oct 25, 2026 until Sun, Mar 28, 2027 | GMT | AEDT | AEDT 11 h ahead |
| Sun, Mar 28, 2027 until Sun, Apr 4, 2027 | BST | AEDT | AEDT 10 h ahead |
| Sun, Apr 4, 2027 until Sun, Oct 3, 2027 | BST | AEST | AEST 9 h ahead |
| Sun, Oct 3, 2027 until Sun, Oct 31, 2027 | BST | AEDT | AEDT 10 h ahead |
| Sun, Oct 31, 2027 until Sat, Jan 1, 2028 | GMT | AEDT | AEDT 11 h ahead |
UK time is Greenwich Mean Time (GMT, UTC+0) in winter and British Summer Time (BST, UTC+1) from the last Sunday in March to the last Sunday in October.
Australian Eastern Time follows the clock in Sydney: AEST (UTC+10) in the southern winter and AEDT (UTC+11) from the first Sunday in October to the first Sunday in April.
Queensland, including Brisbane, stays on AEST all year. For Brisbane, pick Australia/Brisbane in the converter.
AEST is 9 hours ahead of BST for most of the year (182 days in 2026). The gap is 11 hours for about 22 weeks in 2026. The gap is 10 hours for about 4 weeks in 2026.
Australia uses Australian Eastern Time. AEST is 9 hours ahead of BST for most of the year (182 days in 2026). The gap is 11 hours for about 22 weeks in 2026. The gap is 10 hours for about 4 weeks in 2026. Type any UK time time into the UK time to AEST converter to see the Australia time for any date.
9:00 AM BST is 6:00 PM AEST for most of the year (182 days in 2026). 9:00 AM GMT is 8:00 PM AEDT for about 22 weeks in 2026.
12:00 PM BST is 9:00 PM AEST for most of the year (182 days in 2026). 12:00 PM GMT is 11:00 PM AEDT for about 22 weeks in 2026.
10:00 AM BST is 7:00 PM AEST for most of the year (182 days in 2026). 10:00 AM GMT is 9:00 PM AEDT for about 22 weeks in 2026.
5:00 PM BST is 2:00 AM (next day) AEST for most of the year (182 days in 2026). 5:00 PM GMT is 4:00 AM (next day) AEDT for about 22 weeks in 2026.
Yes. AEST is 9 hours ahead of BST for most of the year (182 days in 2026). The gap is 11 hours for about 22 weeks in 2026. The gap is 10 hours for about 4 weeks in 2026.
Working days of 9 AM to 5 PM do not overlap. The least disruptive slot is around 7:30 AM BST, which is 4:30 PM AEST while BST and AEST apply.
Both zones change their clocks, on their own dates, so the gap can shift during the year. The next change is on Sunday, March 28, 2027 in UK time.
Queensland, including Brisbane, stays on AEST all year. For Brisbane, pick Australia/Brisbane in the converter.