Time Difference Between London and Oslo

The time difference between London and Oslo is 1 hour. When it is 12:00 noon in London, it is 13:00 in Oslo. London uses the Europe/London time zone (UTC+1), while Oslo uses Europe/Oslo (UTC+2).

Oslo is 1 hour ahead of London — 1 hour
London, United Kingdom
00:39:22
Monday, May 11, 2026
UTC+1 · BST (DST)
Oslo, Norway
01:39:22
Monday, May 11, 2026
UTC+2 · CEST (DST)

Time Zone Details: London vs Oslo

Detail London Oslo
Time Zone IDEurope/LondonEurope/Oslo
UTC OffsetUTC+1UTC+2
AbbreviationBSTCEST
DST ActiveYes — currently observingYes — currently observing
CountryUnited KingdomNorway
RegionEuropeEurope

Best Time to Schedule a Call

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

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

Hour-by-Hour Time Conversion

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

London Oslo
00:00 01:00 Night
01:00 02:00 Night
02:00 03:00 Night
03:00 04:00 Night
04:00 05:00 Night
05:00 06:00 Night
06:00 07:00
07:00 08:00
08:00 09:00
09:00 10:00 Overlap
10:00 11:00 Overlap
11:00 12:00 Overlap
12:00 13:00 Overlap
13:00 14:00 Overlap
14:00 15:00 Overlap
15:00 16:00 Overlap
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 Night
23:00 00:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Both London and Oslo are currently observing daylight saving time. The current 1 hour difference reflects both cities' DST offsets. When one city switches back to standard time before the other, the gap will temporarily change by 1 hour.

Practical Tips for London–Oslo Scheduling

Compare London and Oslo with Other Cities

From London

From Oslo

Frequently Asked Questions

What is the time difference between London and Oslo?

The time difference is 1 hour. Oslo is 1 hour ahead of London.

Does the time difference change during the year?

Yes. Both cities observe daylight saving time, but they may switch on different dates, causing the gap to shift by 1 hour temporarily.

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

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

How do I convert London time to Oslo time?

Add 1 hour to London time to get Oslo 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.