Updating current time…
Saudi ArabiaAST
UTC+3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
United KingdomBST
UTC+1
2h 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

3:00 pm15:00 AST (UTC+3), Oct 18, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 18, 2026

Riyadh is 2 hours ahead of London.

How the time difference changes

For most of the year, Riyadh is 2 hours ahead of London. From Oct 25, 2026 to Mar 28, 2027, Riyadh is 3 hours ahead of London.

For most of the year, working hours of 9:00 am to 6:00 pm in Riyadh correspond to 7:00 am to 4:00 pm in London. At other times of the year, working hours of 9:00 am to 6:00 pm in Riyadh correspond to 6:00 am to 3:00 pm in London.For most of the year, working hours of 09:00 to 18:00 in Riyadh correspond to 07:00 to 16:00 in London. At other times of the year, working hours of 09:00 to 18:00 in Riyadh correspond to 06:00 to 15:00 in London.

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

Time Difference

AST (Arabia Standard Time) is 2 hours ahead of BST (British Summer Time).
3:00 pm15:00 in Riyadh, Saudi Arabia is 1:00 pm13:00 in London, United Kingdom

Riyadh to London call time
Best time for a conference call or a meeting is between 11am-6pm11:00-18:00 in Riyadh which corresponds to 9am-4pm09:00-16:00 in London

3:00 pm15:00 AST (Arabia Standard Time) (Riyadh, Saudi Arabia). Offset UTC +3:00 hours
1:00 pm13:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour

3:00 pm15:00 Riyadh, Saudi Arabia / 1:00 pm13:00 London, United Kingdom

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Hourly time comparison
Riyadh, Saudi ArabiaLondon, United Kingdom
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Riyadh Time Zone and Facts

Time Zone

Abbreviation / Offset
AST – Arabia Standard Time, UTC+3 (no daylight saving time)

Riyadh Facts

Country
Saudi Arabia
Alternative Names
Al-Riad, Al-Riyad, Ar Riyadh, Ar Riyādh, Ar-Riaad, Ar-Rijad, Ar-Riyad, Ar-Riyod, Ar-Riyāḑ, Ehr-Rijad, Ehr-Ryjad, Er-Rijad, Er-riyad, RUH, Riaad, Riad, Riade, Riadi, Riado, Riadum, Riant, Rihad, Rijad, Rijada, Rijadas, Rijád, Rijāda, Riyad, Riyadh, Riyaḍ, Ríad, alryad, er-riadi, li ya de, liyadeu, raiyadha, ri'ada, ri'adha, riyad, riyada, riyadh, riyadha, riyado, riyat, ryad, ryyad, Ər-Riyad, Ριάντ, Ар-Рияд, Ер-Ріяд, Рияд, Ријад, Эр-Рияд, Эр-Рыяд, Ալ-Ռիադ, ריאד, الرياض, رىياد, رياض, ریاض, ڕیاز, रियाद, रियाध, রিয়াদ, ৰিয়াধ, ਰਿਆਧ, ରିଆଦ, ரியாத், ರಿಯಾಧ್, റിയാദ്, ริยาด, རིས་ཡག, ერ-რიადი, ሪያድ, リヤド, 利雅得, 利雅德, 리야드
Population
4,205,961
Currency
Rial (SAR)
Geographic Coordinates
24° 41' N Latitude / 46° 43' E Longitude
International Dialing Code
+966
Current Time in Saudi Arabia

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