Updating current time…
AustraliaACDT
UTC+10:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
United KingdomBST
UTC+1
9h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
London's clocks go back 1 hour on Sun, Oct 25 · BST → GMT

Quick answers

Selected conversion

10:30 pm22:30 ACDT (UTC+10:30), Oct 18, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 18, 2026

Adelaide city centre is 9 hours and 30 minutes ahead of London.

How the time difference changes

Depending on seasonal clock changes, Adelaide city centre is 8 hours and 30 minutes ahead of London, Adelaide city centre is 9 hours and 30 minutes ahead of London, or Adelaide city centre is 10 hours and 30 minutes ahead of London.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in Adelaide city centre correspond to 12:30 am to 9:30 am in London, working hours of 9:00 am to 6:00 pm in Adelaide city centre correspond to 11:30 pm (previous day) to 8:30 am in London, or working hours of 9:00 am to 6:00 pm in Adelaide city centre correspond to 10:30 pm (previous day) to 7:30 am in London.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in Adelaide city centre correspond to 00:30 to 09:30 in London, working hours of 09:00 to 18:00 in Adelaide city centre correspond to 23:30 (previous day) to 08:30 in London, or working hours of 09:00 to 18:00 in Adelaide city centre correspond to 22:30 (previous day) to 07:30 in London.

Compare Adelaide city centre time with London time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

ACDT (Australian Central Daylight Time) is 9 hours and 30 minutes ahead of BST (British Summer Time).
10:30 pm22:30 in Adelaide city centre, Australia is 1:00 pm13:00 in London, United Kingdom

Adelaide city centre to London call time
Best time for a conference call or a meeting is between 6pm-7pm18:00-19:00 in Adelaide city centre which corresponds to 8:30am-9:30am08:30-09:30 in London. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

10:30 pm22:30 ACDT (Australian Central Daylight Time) (Adelaide city centre, Australia). Offset UTC +10:30 hours
1:00 pm13:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour

10:30 pm22:30 Adelaide city centre, Australia / 1:00 pm13:00 London, United Kingdom

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Adelaide city centre, AustraliaLondon, United Kingdom
2:30pm previous day
3:30pm previous day
4:30pm previous day
5:30pm previous day
6:30pm previous day
7:30pm previous day
8:30pm previous day
9:30pm previous day
10:30pm previous day
11:30pm previous day
12:30am
1:30am
2:30am
3:30am
4:30am
5:30am
6:30am
7:30am
8:30am
9:30am
10:30am
11:30am
12:30pm
1:30pm
14:30 previous day
15:30 previous day
16:30 previous day
17:30 previous day
18:30 previous day
19:30 previous day
20:30 previous day
21:30 previous day
22:30 previous day
23:30 previous day
00:30
01:30
02:30
03:30
04:30
05:30
06:30
07:30
08:30
09:30
10:30
11:30
12:30
13:30

Adelaide city centre Time Zone and Facts

Time Zone

Abbreviation / Offset
ACDT – Australian Central Daylight Time, UTC+10:30 (now, daylight saving time)
ACST – Australian Central Standard Time, UTC+9:30 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, April 4, 2027 at 3:00 amSunday, April 4, 2027 at 03:00: clocks go back 1 hour to 2:00 am02:00 (ACST). DST ends on the 1st Sunday of April each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, October 3, 2027 at 2:00 amSunday, October 3, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (ACDT). DST starts on the 1st Sunday of October each year. Also called Spring Forward or Summer Time.

Adelaide city centre Facts

Country
Australia
Population
19,820
Currency
Dollar (AUD)
Geographic Coordinates
34° 55' S Latitude / 138° 36' E Longitude
International Dialing Code
+61
More About Adelaide city centre

London Time Zone and Facts

Time Zone

Abbreviation / Offset
BST – British Summer Time, UTC+1 (now, daylight saving time)
GMT – Greenwich Mean Time, UTC+0 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, October 25, 2026 at 2:00 amSunday, October 25, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (GMT). DST ends on the last Sunday of October each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 28, 2027 at 1:00 amSunday, March 28, 2027 at 01:00: clocks go forward 1 hour to 2:00 am02:00 (BST). DST starts on the last Sunday of March each year. Also called Spring Forward or Summer Time.

London Facts

Country
United Kingdom
Alternative Names
ILondon, LON, Lakana, Landan, Landen, Ljondan, Llundain, Lodoni, Londain, Londan, Londar, Londe, Londen, Londin, Londinium, Londino, Londn, London, London osh, Londona, Londonas, Londoni, Londono, Londons, Londonu, Londra, Londres, Londrez, Londri, Londro, Londye, Londyn, Londýn, Lonn, Lontoo, Loundres, Luan GJon, Lun-tun, Lunden, Lundra, Lundun, Lundunir, Lundúnir, Lung-dung, Lunnainn, Lunnin, Lunnon, Luân Đôn, Lùn-tûn, Lùng-dŭng, Lûn-tun, Lākana, Lůndůn, Lọndọnu, Ranana, Rānana, ilantan, ladana, landan, landana, leondeon, lndn, london, londoni, lun dui, lun dun, lwndwn, lxndxn, rondon, Łondra, Λονδίνο, Лондан, Лондон, Лондон ош, Лондонъ, Лёндан, Լոնդոն, לאנדאן, לונדון, لأندأن, لندن, لوندون, لەندەن, ܠܘܢܕܘܢ, लंडन, लंदन, लण्डन, लन्डन्, लन्दन, লন্ডন, ਲੰਡਨ, લંડન, ଲଣ୍ଡନ, இலண்டன், లండన్, ಲಂಡನ್, ലണ്ടൻ, ලන්ඩන්, ลอนดอน, ລອນດອນ, ལོན་ཊོན།, လန်ဒန်မြို့, ლონდონი, ለንደን, ᎫᎴ ᏗᏍᎪᏂᎯᏱ, ロンドン, 伦敦, 倫敦, 런던
Population
8,961,989
Currency
Pound (GBP)
Geographic Coordinates
51° 30' N Latitude / 0° 07' W Longitude
International Dialing Code
+44
More About London
Current Time in the United Kingdom