London to United States time converter

United States is 5 hours behind London. When it is 9:00 AM in London, it is 4:00 AM in United States.

London BST

Monday, October 19, 2026

United States EDT

Monday, October 19, 2026

London
United Kingdom
Mon, Oct 19
BSTUTC+1
United States
Washington, D.C.
Mon, Oct 19
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

London to United States conversion table

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

LondonUnited States
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 United States).

Daylight saving time and the difference

The difference changes during the year because London and United States 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

More conversions

United States 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 United StatesLos Angeles to United StatesChicago to United StatesToronto to United StatesSão Paulo to United StatesParis to United StatesBerlin to United StatesMoscow to United StatesDubai to United StatesNew Delhi to United StatesBangkok to United StatesSingapore to United States

Questions and answers

What is the time difference between London and United States?

United States is 5 hours behind London.

What time is it in United States when it is 9 AM in London?

When it is 9:00 AM in London, it is 4:00 AM in United States.

When is the best time to call United States from London?

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

Does the time difference between London and United States change?

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