AEST to London time conversion
London is 9 hours behind AEST. After the next clock change (): London is 10 hours behind AEST.
AEST is always UTC+10. Right now most places that use AEST are on AEDT (UTC+11): London is 10 hours behind AEDT.
Time difference with your location
AEST is 10 hours ahead of UTC. Compare with your local time →
Choose a date and time
Choose the local time in AEST to convert it to London on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · AEST → London
This table converts each hour in AEST to London on 2026-10-22.
- Working hours
- Outside working hours
- Night hours
| AEST | London | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 15:003:00 PM -1 day | |
| 01:001:00 AM | 16:004:00 PM -1 day | |
| 02:002:00 AM | 17:005:00 PM -1 day | |
| 03:003:00 AM | 18:006:00 PM -1 day | |
| 04:004:00 AM | 19:007:00 PM -1 day | |
| 05:005:00 AM | 20:008:00 PM -1 day | |
| 06:006:00 AM | 21:009:00 PM -1 day | |
| 07:007:00 AM | 22:0010:00 PM -1 day | |
| 08:008:00 AM | 23:0011:00 PM -1 day | |
| 09:009:00 AM | 00:0012:00 AM | |
| 10:0010:00 AM | 01:001:00 AM | |
| 11:0011:00 AM | 02:002:00 AM | |
| 12:0012:00 PM | 03:003:00 AM | |
| 13:001:00 PM | 04:004:00 AM | |
| 14:002:00 PM | 05:005:00 AM | |
| 15:003:00 PM | 06:006:00 AM | |
| 16:004:00 PM | 07:007:00 AM | |
| 17:005:00 PM | 08:008:00 AM | ✓ |
| 18:006:00 PM | 09:009:00 AM | |
| 19:007:00 PM | 10:0010:00 AM | |
| 20:008:00 PM | 11:0011:00 AM | |
| 21:009:00 PM | 12:0012:00 PM | |
| 22:0010:00 PM | 13:001:00 PM | |
| 23:0011:00 PM | 14:002:00 PM |
Quick conversion examples
These examples use AEST (UTC+10) and London (UTC+1); choosing a date applies the local clock changes.
Conversion formula: London = AEST − 9h · AEDT − 11h · AEDT − 10h.
| AEST | London |
|---|---|
| 6:00 AM AEST | = 9:00 PM London (-1 day) |
| 7:00 AM AEST | = 10:00 PM London (-1 day) |
| 8:00 AM AEST | = 11:00 PM London (-1 day) |
| 9:00 AM AEST | = 12:00 AM London |
| 10:00 AM AEST | = 1:00 AM London |
| 12:00 PM AEST | = 3:00 AM London |
| 3:00 PM AEST | = 6:00 AM London |
| 5:00 PM AEST | = 8:00 AM London |
| 6:00 PM AEST | = 9:00 AM London |
| 8:00 PM AEST | = 11:00 AM London |
Overlapping meeting hours
The 08:00–18:00 working day in AEST and London overlaps for 1 hour on 2026-10-22.
- Shared working hours
- 17:00–18:00 AEST · 08:00–09:00 London
Clock changes on both sides, 2026–2028
AEST and London have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | AEST | London |
|---|---|---|
| 2026 | · 03:00 → 02:00 · 02:00 → 03:00 | · 01:00 → 02:00 · 02:00 → 01:00 |
| 2027 | · 03:00 → 02:00 · 02:00 → 03:00 | · 01:00 → 02:00 · 02:00 → 01:00 |
| 2028 | · 03:00 → 02:00 · 02:00 → 03:00 | · 01:00 → 02:00 · 02:00 → 01:00 |
At the start of 2026, London is 11 hours behind AEDT. The difference changes during the following periods.
- From 2026-03-29 12:00 AEDT until 2026-04-05 02:00 AEST, London is 10 hours behind AEDT.
- From 2026-04-05 02:00 AEST until 2026-10-04 03:00 AEDT, London is 9 hours behind AEST.
- From 2026-10-04 03:00 AEDT until 2026-10-25 12:00 AEDT, London is 10 hours behind AEDT.
- From 2027-03-28 12:00 AEDT until 2027-04-04 02:00 AEST, London is 10 hours behind AEDT.
- From 2027-04-04 02:00 AEST until 2027-10-03 03:00 AEDT, London is 9 hours behind AEST.
- From 2027-10-03 03:00 AEDT until 2027-10-31 12:00 AEDT, London is 10 hours behind AEDT.
- From 2028-03-26 12:00 AEDT until 2028-04-02 02:00 AEST, London is 10 hours behind AEDT.
- From 2028-04-02 02:00 AEST until 2028-10-01 03:00 AEDT, London is 9 hours behind AEST.
- From 2028-10-01 03:00 AEDT until 2028-10-29 12:00 AEDT, London is 10 hours behind AEDT.
Frequently asked questions
What time is 9 AM AEST in London?
9:00 AM AEST = 12:00 AM London, using UTC+10 and UTC+1. Choose a date above for the seasonal local time.
Does the time difference between AEST and London change during the year?
Yes. During 2026–2028: London is 11 hours behind AEST; London is 10 hours behind AEST; London is 9 hours behind AEST. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in London?
Read the London clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between AEST and London?
The shared 08:00–18:00 working window is 17:00–18:00 AEST / 08:00–09:00 London, a total of 1 hour.
What is the time difference between AEST and London now?
Right now, London is 9 hours behind AEST. Conversion formula: London = AEST − 9h · AEDT − 11h · AEDT − 10h.