Clockjumper

Timezone conversion

London to EST Time — Convert London to Eastern Standard Time (US)

EST is currently 5 hours behind London, and that is the gap for most of the year. Because the two regions change their clocks on different dates, the gap differs by an hour for a short period each spring and each autumn.

EST is currently 5 hours behind London.

London • BST (UTC+1)
3:33 PM
Thursday, Sep 10
EST • EDT (UTC-4)
10:33 AM
Thursday, Sep 10

Abbreviation disambiguation

On Clockjumper, EST refers to Eastern Standard Time in the United States (UTC−5). The US East Coast observes EST in winter and switches to EDT (UTC−4) during daylight saving time.

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Full London to EST conversion table

LondonEST
12:00 AM7:00 PM(previous day)
1:00 AM8:00 PM(previous day)
2:00 AM9:00 PM(previous day)
3:00 AM10:00 PM(previous day)
4:00 AM11:00 PM(previous 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

Daylight saving and how the gap changes

EST is 5 hours behind London for most of the year. London and Eastern Standard Time (US) both observe daylight saving, but they change their clocks on different dates, so for a short period each spring and each autumn the gap differs by an hour — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is EST ahead of or behind London right now?
EST is currently 5 hours behind London.
What is the current London to EST time difference?
Right now the gap is 5 hours — EST is 5 hours behind London.
Does the London → EST offset change during the year?
Yes, briefly. For most of the year EST is 5 hours behind London, but London and Eastern Standard Time (US) change their clocks on different dates, so for a short period each spring and each autumn the gap differs by an hour. The converter above always reflects the correct offset for the date you pick.
Does London observe daylight saving time?
Yes — London observes DST, so its UTC offset shifts by 1 hour between winter and summer.
Does EST observe daylight saving time?
EST is itself the standard-time form. Eastern Standard Time (US) is in force at UTC-5 through the winter months; outside that window the same zone is on EDT (UTC-4).
What time is 3 AM London in EST?
3:00 AM London is 10:00 PM (previous day) EST.
What time is 8 AM London in EST?
8:00 AM London is 3:00 AM EST.
What time is 9 AM London in EST?
9:00 AM London is 4:00 AM EST.
What time is 10 AM London in EST?
10:00 AM London is 5:00 AM EST.
What time is 11 AM London in EST?
11:00 AM London is 6:00 AM EST.
What time is 12 PM (noon) London in EST?
12:00 PM London is 7:00 AM EST.
What time is 2 PM London in EST?
2:00 PM London is 9:00 AM EST.
What time is 3 PM London in EST?
3:00 PM London is 10:00 AM EST.
What time is 4 PM London in EST?
4:00 PM London is 11:00 AM EST.
What time is 5 PM London in EST?
5:00 PM London is 12:00 PM EST.
What time is 9 PM London in EST?
9:00 PM London is 4:00 PM EST.
What time is 10 PM London in EST?
10:00 PM London is 5:00 PM EST.
When is the best time to schedule a call between London and EST?
The working-hours overlap (09:00–17:00 in both zones) runs roughly 2:00 PM – 5:00 PM London (≈ 3 hours). The midpoint of that window — 3:30 PM London, 10:30 AM EST — is the safest single slot to propose for a live call.
What time zone does London refer to?
London uses the Europe/London time zone.
What time zone does EST refer to?
EST refers to Eastern Standard Time (US) (IANA: America/New_York).
Is EST on this page the same as other zones that share the letters "EST"?
On Clockjumper, EST refers to Eastern Standard Time in the United States (UTC−5). The US East Coast observes EST in winter and switches to EDT (UTC−4) during daylight saving time.

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