Ar-rustaq to London: time difference
London is 4 h behind Ar-rustaq. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Ar-rustaq 03:33 3:33 AM London 23:33 11:33 PM You –:–
03:33 3:33 AM
Gulf Standard Time · UTC+4
☀️ 06:19 · 🌙 17:30
23:33 11:33 PM
Greenwich Mean Time · UTC+0
☀️ 07:01 · 🌙 16:28
·
−4 h
London is 4 h behind Ar-rustaq.
When you, Ar-rustaq and London are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇴🇲 Ar-rustaq
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇬🇧 London
20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇴🇲 Ar-rustaq | 🇬🇧 London |
|---|---|---|
| Local time | 03:33 | 23:33 |
| Local date | Friday, November 6, 2026 | Thursday, November 5, 2026 |
| Time zone | Gulf Standard Time | Greenwich Mean Time |
| UTC offset | UTC+4 | UTC+0 |
| Offset from Ar-rustaq | — | −4 h |
| IANA zone | Asia/Muscat | Europe/London |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 06:19 | 07:01 |
| Sunset | 17:30 | 16:28 |
| Daylight | 11 h 11 min | 9 h 27 min |
| People on this clock | 120,000 | 8,908,083 |
Compare Ar-rustaq with another city
More comparisons with Ar-rustaq: the time zones next to it and the far side of the clock.
Big time differences
Ar-rustaq and London: common questions
What is the time difference between Ar-rustaq and London?
London is 4 hours behind: it uses UTC+0, while Ar-rustaq is on UTC+4.
If it is 9:00 AM in Ar-rustaq, what time is it in London?
At 9:00 AM in Ar-rustaq, clocks in London show 5:00 AM.
What time is it in London when it is 6:00 PM in Ar-rustaq?
When it is 6:00 PM in Ar-rustaq, it is 2:00 PM in London.
When is a good time to call London from Ar-rustaq?
Between 1:00 PM and 6:00 PM in Ar-rustaq – that is 9:00 AM to 2:00 PM in London – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in London?
Until 4:00 AM in Ar-rustaq it is still the previous day in London. The other way round, from 8:00 PM in London it is already the next day in Ar-rustaq.
Does the time difference between Ar-rustaq and London change?
Yes. The clocks change only in London. From March 28, 2027, London will be 3 hours behind Ar-rustaq.
