London to La Unión time converter

La Unión is 4 hours behind London. When it is 9:00 AM in London, it is 5:00 AM in La Unión.

London BST

Wednesday, October 21, 2026

La Unión CLST

Tuesday, October 20, 2026

London
United Kingdom
Wed, Oct 21
BSTUTC+1
La Unión
Chile
Tue, Oct 20
CLSTUTC-3-4h
Finding your time zone…
Shared working hours (9:00–18:00)

London to La Unión conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: -4h
  • Oct 25, 2026 – Mar 28, 2027: -3h
  • Mar 28, 2027 – Apr 4, 2027: -4h
  • Apr 4, 2027 – Sep 5, 2027: -5h
  • Sep 5, 2027 – Oct 21, 2027: -4h

Distance

London and La Unión are 12,402 km (7,706 miles) apart in a straight line.

More conversions

La Unión 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
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Questions and answers

What is the time difference between London and La Unión?

La Unión is 4 hours behind London.

What time is it in La Unión when it is 9 AM in London?

When it is 9:00 AM in London, it is 5:00 AM in La Unión.

When is the best time to call La Unión from London?

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

Does the time difference between London and La Unión change?

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