Time Difference Between Rome and London

The time difference between Rome and London is 1 hour. When it is 12:00 noon in Rome, it is 11:00 in London. Rome uses the Europe/Rome time zone (UTC+1), while London uses Europe/London (UTC+0).

London is 1 hour behind Rome — 1 hour
Rome, Italy
00:46:46
Friday, March 27, 2026
UTC+1 · CET
London, United Kingdom
23:46:46
Thursday, March 26, 2026
UTC+0 · GMT

Time Zone Details: Rome vs London

Detail Rome London
Time Zone IDEurope/RomeEurope/London
UTC OffsetUTC+1UTC+0
AbbreviationCETGMT
DST ActiveNoNo
CountryItalyUnited Kingdom
RegionEuropeEurope

Best Time to Schedule a Call

There are 7 overlapping business hours between Rome and London (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

10:00–17:00 in Rome  =  09:00–16:00 in London

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Rome time to London time. Rows highlighted in green indicate overlapping business hours in both cities.

Rome London
00:00 23:00 (-1 day) Night
01:00 00:00 Night
02:00 01:00 Night
03:00 02:00 Night
04:00 03:00 Night
05:00 04:00 Night
06:00 05:00
07:00 06:00
08:00 07:00
09:00 08:00
10:00 09:00 Overlap
11:00 10:00 Overlap
12:00 11:00 Overlap
13:00 12:00 Overlap
14:00 13:00 Overlap
15:00 14:00 Overlap
16:00 15:00 Overlap
17:00 16:00
18:00 17:00
19:00 18:00
20:00 19:00
21:00 20:00
22:00 21:00 Night
23:00 22:00 Night

Daylight Saving Time (DST) Impact

Neither Rome nor London is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Rome–London Scheduling

Compare Rome and London with Other Cities

From Rome

From London

Frequently Asked Questions

What is the time difference between Rome and London?

The time difference is 1 hour. London is 1 hour behind Rome.

Does the time difference change during the year?

It can. If either Rome or London observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

When is the best time to call from Rome to London?

The best window is between 10:00 and 17:00 Rome time, which corresponds to 09:00–16:00 in London. Both sides fall within normal business hours.

How do I convert Rome time to London time?

Subtract 1 hour from Rome time to get London time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.