Southampton to London: time difference
London is 3 h ahead of Southampton. 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.
Southampton 22:42 10:42 PM London 01:42 1:42 AM You –:–
22:42 10:42 PM
Atlantic Daylight Time · UTC-3
☀️ 07:30 · 🌙 18:38
01:42 1:42 AM
Greenwich Mean Time · UTC+0
☀️ 06:42 · 🌙 16:49
·
+3 h
London is 3 h ahead of Southampton.
When you, Southampton 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
🇧🇲 Southampton
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
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇲 Southampton | 🇬🇧 London |
|---|---|---|
| Local time | 22:42 | 01:42 |
| Local date | Saturday, October 24, 2026 | Sunday, October 25, 2026 |
| Time zone | Atlantic Daylight Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Southampton | — | +3 h |
| IANA zone | Atlantic/Bermuda | Europe/London |
| Daylight saving | On summer time → UTC-4, Nov 1, 01:00 | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 07:30 | 06:42 |
| Sunset | 18:38 | 16:49 |
| Daylight | 11 h 8 min | 10 h 7 min |
| People on this clock | 6,260 | 8,908,083 |
Compare Southampton with another city
More comparisons with Southampton: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Southampton and London: common questions
How many hours ahead of Southampton is London?
The clocks in London are 3 hours ahead of those in Southampton (UTC+0 and UTC−3).
What time is it in London at the start of the working day in Southampton?
The working day in Southampton starts at 9:00 AM; in London it is 1:00 PM at that moment.
What time is it in London at the end of the working day in Southampton?
The working day in Southampton ends at 6:00 PM; in London it is 10:00 PM at that moment.
Is there a time when both Southampton and London are at work?
Yes: from 9:00 AM to 2:00 PM in Southampton (1:00 PM to 6:00 PM in London), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in London compared with Southampton?
The new day starts in London earlier: at 8:00 PM in Southampton it is already midnight there. Until 4:00 AM in London, Southampton is still on the previous day.
Is the time difference between Southampton and London the same all year?
No. Both places use summer time, but they switch on different dates, so for a while the gap changes. From November 1, 2026, London will be 4 hours ahead of Southampton.
