Aliso Viejo to London time converter

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

Aliso Viejo PDT

Wednesday, October 21, 2026

London BST

Wednesday, October 21, 2026

California, United States
Wed, Oct 21
PDTUTC-7
United Kingdom
Wed, Oct 21
BSTUTC+1+8h
Finding your time zone…

3:27 PM in Aliso Viejo, Wednesday, October 21, 2026

Shared working hours (9:00–18:00)

Aliso Viejo to London conversion table

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

Aliso ViejoLondon
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 Aliso Viejo (5:00 PM – 6:00 PM in London).

Daylight saving time and the difference

The difference changes during the year because Aliso Viejo 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

Aliso Viejo and London are 8,774 km (5,452 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Aliso Viejo and London?

London is 8 hours ahead of Aliso Viejo.

What time is it in London when it is 9 AM in Aliso Viejo?

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

When is the best time to call London from Aliso Viejo?

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

Does the time difference between Aliso Viejo 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.