London to San Antonio time converter

San Antonio is 6 hours behind London. When it is 9:00 AM in London, it is 3:00 AM in San Antonio.

London BST

Tuesday, October 20, 2026

San Antonio CDT

Tuesday, October 20, 2026

London
United Kingdom
Tue, Oct 20
BSTUTC+1
San Antonio
Texas, United States
Tue, Oct 20
CDTUTC-5-6h
Finding your time zone…
Shared working hours (9:00–18:00)

London to San Antonio conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: -6h
  • Oct 25, 2026 – Nov 1, 2026: -5h
  • Nov 1, 2026 – Mar 14, 2027: -6h
  • Mar 14, 2027 – Mar 28, 2027: -5h
  • Mar 28, 2027 – Oct 20, 2027: -6h

Distance

London and San Antonio are 8,029 km (4,989 miles) apart in a straight line.

More conversions

San Antonio 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 San AntonioLos Angeles to San AntonioChicago to San AntonioToronto to San AntonioSão Paulo to San AntonioParis to San AntonioBerlin to San AntonioMoscow to San AntonioDubai to San AntonioNew Delhi to San AntonioBangkok to San AntonioSingapore to San Antonio

Questions and answers

What is the time difference between London and San Antonio?

San Antonio is 6 hours behind London.

What time is it in San Antonio when it is 9 AM in London?

When it is 9:00 AM in London, it is 3:00 AM in San Antonio.

When is the best time to call San Antonio from London?

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

Does the time difference between London and San Antonio change?

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