What is the time difference between London and Rome?

Rome is 1 hour ahead of London. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Rome from London?

Between 09:00–17:00 in London, which is 10:00–18:00 in Rome. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does London observe daylight saving time?

Yes. London runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.

Does Rome observe daylight saving time?

Yes. Rome runs on UTC+1 in winter and UTC+2 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.

If it is midday in London, what time is it in Rome?

It is 13:00 in Rome, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do London and Rome use?

London uses Europe/London, currently UTC+1 (BST), and Rome uses Europe/Rome, currently UTC+2 (CEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert London time to Rome time

Right now Rome runs 1 hour ahead of London. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

Every hour of a day in London, and what the clock reads in Rome at that same moment.

London	Rome
00:00	01:00
01:00	02:00
02:00	03:00
03:00	04:00
04:00	05:00
05:00	06:00
06:00	07:00
07:00	08:00
08:00	09:00
09:00	10:00
10:00	11:00
11:00	12:00
12:00	13:00
13:00	14:00
14:00	15:00
15:00	16:00
16:00	17:00
17:00	18:00
18:00	19:00
19:00	20:00
20:00	21:00
21:00	22:00
22:00	23:00
23:00	00:00next day

Daylight saving time

London and Rome both observe daylight saving. Where their change dates differ, so does the gap between them for the weeks in between.

London

Observes daylight saving time

Standard: UTC+0
Daylight: UTC+1
Next change: 2026-10-25 −60m

Rome

Observes daylight saving time

Standard: UTC+1
Daylight: UTC+2
Next change: 2026-10-25 −60m

When you can actually talk

You have 8 hours of shared working time: 09:00–17:00 in London, which is 10:00–18:00 in Rome.

London 09:00–17:00Rome 10:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	London	Rome
IANA zone	Europe/London	Europe/Rome
Abbreviation	BST	CEST
Standard offset	UTC+0	UTC+1
Daylight offset	UTC+1	UTC+2
Clock changes this year	2	2
Country	United Kingdom	Italy

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between London and Rome?: Rome is 1 hour ahead of London. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Rome from London?: Between 09:00–17:00 in London, which is 10:00–18:00 in Rome. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does London observe daylight saving time?: Yes. London runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.
Does Rome observe daylight saving time?: Yes. Rome runs on UTC+1 in winter and UTC+2 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.
If it is midday in London, what time is it in Rome?: It is 13:00 in Rome, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do London and Rome use?: London uses Europe/London, currently UTC+1 (BST), and Rome uses Europe/Rome, currently UTC+2 (CEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.