Imperial to London time converter

London is 8 hours ahead of Imperial. When it is 9:00 AM in Imperial, it is 5:00 PM in London.

Imperial PDT

Wednesday, October 21, 2026

London BST

Wednesday, October 21, 2026

Imperial
California, United States
Wed, Oct 21
PDTUTC-7
London
United Kingdom
Wed, Oct 21
BSTUTC+1+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Imperial to London conversion table

Every hour of today in Imperial and the matching time in London. Light rows are typical working hours (9:00–18:00).

ImperialLondon
12:00 AM8:00 AM
1:00 AM9:00 AM
2:00 AM10:00 AM
3:00 AM11:00 AM
4:00 AM12:00 PM
5:00 AM1:00 PM
6:00 AM2:00 PM
7:00 AM3:00 PM
8:00 AM4:00 PM
9:00 AM5:00 PM
10:00 AM6:00 PM
11:00 AM7:00 PM
12:00 PM8:00 PM
1:00 PM9:00 PM
2:00 PM10:00 PM
3:00 PM11:00 PM
4:00 PM12:00 AM+1 day
5:00 PM1:00 AM+1 day
6:00 PM2:00 AM+1 day
7:00 PM3:00 AM+1 day
8:00 PM4:00 AM+1 day
9:00 PM5:00 AM+1 day
10:00 PM6:00 AM+1 day
11:00 PM7:00 AM+1 day

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Imperial (5:00 PM – 6:00 PM in London).

Daylight saving time and the difference

The difference changes during the year because Imperial and London switch clocks on different dates:

  • Oct 21, 2026 – Oct 24, 2026: +8h
  • Oct 24, 2026 – Nov 1, 2026: +7h
  • Nov 1, 2026 – Mar 14, 2027: +8h
  • Mar 14, 2027 – Mar 27, 2027: +7h
  • Mar 27, 2027 – Oct 21, 2027: +8h

Distance

Imperial and London are 8,725 km (5,421 miles) apart in a straight line.

More conversions

London to ImperialImperial to New YorkImperial to Los AngelesImperial to ChicagoImperial to TorontoImperial to São PauloImperial to ParisImperial to BerlinImperial to MoscowImperial to DubaiImperial to New DelhiImperial to BangkokImperial to Singapore
New York to LondonLos Angeles to LondonChicago to LondonToronto to LondonSão Paulo to LondonParis to LondonBerlin to LondonMoscow to LondonDubai to LondonNew Delhi to LondonBangkok to LondonSingapore to London

Questions and answers

What is the time difference between Imperial and London?

London is 8 hours ahead of Imperial.

What time is it in London when it is 9 AM in Imperial?

When it is 9:00 AM in Imperial, it is 5:00 PM in London.

When is the best time to call London from Imperial?

Both sides are at work from 9:00 AM – 10:00 AM in Imperial (5:00 PM – 6:00 PM in London).

Does the time difference between Imperial and London change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.