London to Siem Reap time converter

Siem Reap is 6 hours ahead of London. When it is 9:00 AM in London, it is 3:00 PM in Siem Reap.

London BST

Wednesday, October 21, 2026

Siem Reap ICT

Wednesday, October 21, 2026

London
United Kingdom
Wed, Oct 21
BSTUTC+1
Siem Reap
Cambodia
Wed, Oct 21
ICTUTC+7+6h
Finding your time zone…
Shared working hours (9:00–18:00)

London to Siem Reap conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 12:00 PM in London (3:00 PM – 6:00 PM in Siem Reap).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: +6h
  • Oct 25, 2026 – Mar 28, 2027: +7h
  • Mar 28, 2027 – Oct 21, 2027: +6h

Distance

London and Siem Reap are 9,788 km (6,082 miles) apart in a straight line.

More conversions

Siem Reap to LondonLondon to New YorkLondon to Los AngelesLondon to ChicagoLondon to TorontoLondon to São PauloLondon to ParisLondon to BerlinLondon to MoscowLondon to DubaiLondon to New DelhiLondon to BangkokLondon to Singapore
New York to Siem ReapLos Angeles to Siem ReapChicago to Siem ReapToronto to Siem ReapSão Paulo to Siem ReapParis to Siem ReapBerlin to Siem ReapMoscow to Siem ReapDubai to Siem ReapNew Delhi to Siem ReapBangkok to Siem ReapSingapore to Siem Reap

Questions and answers

What is the time difference between London and Siem Reap?

Siem Reap is 6 hours ahead of London.

What time is it in Siem Reap when it is 9 AM in London?

When it is 9:00 AM in London, it is 3:00 PM in Siem Reap.

When is the best time to call Siem Reap from London?

Both sides are at work from 9:00 AM – 12:00 PM in London (3:00 PM – 6:00 PM in Siem Reap).

Does the time difference between London and Siem Reap change?

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