London to St. Thomas time converter

St. Thomas is 5 hours behind London. When it is 9:00 AM in London, it is 4:00 AM in St. Thomas.

London BST

Monday, October 19, 2026

St. Thomas EDT

Sunday, October 18, 2026

London
United Kingdom
Mon, Oct 19
BSTUTC+1
St. Thomas
Ontario, Canada
Sun, Oct 18
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

London to St. Thomas conversion table

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

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

Best time to call or meet

Both sides are at work from 2:00 PM – 6:00 PM in London (9:00 AM – 1:00 PM in St. Thomas).

Daylight saving time and the difference

The difference changes during the year because London and St. Thomas switch clocks on different dates:

  • Oct 19, 2026 – Oct 25, 2026: -5h
  • Oct 25, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -5h
  • Mar 14, 2027 – Mar 28, 2027: -4h
  • Mar 28, 2027 – Oct 19, 2027: -5h

Distance

London and St. Thomas are 5,887 km (3,658 miles) apart in a straight line.

More conversions

St. Thomas 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 St. ThomasLos Angeles to St. ThomasChicago to St. ThomasToronto to St. ThomasSão Paulo to St. ThomasParis to St. ThomasBerlin to St. ThomasMoscow to St. ThomasDubai to St. ThomasNew Delhi to St. ThomasBangkok to St. ThomasSingapore to St. Thomas

Questions and answers

What is the time difference between London and St. Thomas?

St. Thomas is 5 hours behind London.

What time is it in St. Thomas when it is 9 AM in London?

When it is 9:00 AM in London, it is 4:00 AM in St. Thomas.

When is the best time to call St. Thomas from London?

Both sides are at work from 2:00 PM – 6:00 PM in London (9:00 AM – 1:00 PM in St. Thomas).

Does the time difference between London and St. Thomas change?

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