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New York to London Time

London is 5 hours ahead of New York most of the year, and 4 hours ahead in the weeks of March and late October when only one side has changed its clocks. A 9 AM start in New York is 2 PM in London.

New YorkEDT
5:01 PM
Eastern Daylight Time
LondonBST
10:01 PM
British Summer Time

Right now, London is 5 hours ahead of New York.

Convert a time

In London (BST)
2:00 PM

9:00 AM in New York (EDT) on Tuesday, October 13, 2026 is 2:00 PM in London (BST).

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New York to London conversion chart

Every full hour of Tuesday, October 13, 2026 in New York, and the time in London. Pick another date in the converter and the chart follows.

New York (EDT)London (BST)
12:00 AM 00:005:00 AM 05:00
1:00 AM 01:006:00 AM 06:00
2:00 AM 02:007:00 AM 07:00
3:00 AM 03:008:00 AM 08:00
4:00 AM 04:009:00 AM 09:00
5:00 AM 05:0010:00 AM 10:00
6:00 AM 06:0011:00 AM 11:00
7:00 AM 07:0012:00 PM 12:00
8:00 AM 08:001:00 PM 13:00
9:00 AM 09:002:00 PM 14:00
10:00 AM 10:003:00 PM 15:00
11:00 AM 11:004:00 PM 16:00
12:00 PM 12:005:00 PM 17:00
1:00 PM 13:006:00 PM 18:00
2:00 PM 14:007:00 PM 19:00
3:00 PM 15:008:00 PM 20:00
4:00 PM 16:009:00 PM 21:00
5:00 PM 17:0010:00 PM 22:00
6:00 PM 18:0011:00 PM 23:00
7:00 PM 19:0012:00 AM 00:00next day
8:00 PM 20:001:00 AM 01:00next day
9:00 PM 21:002:00 AM 02:00next day
10:00 PM 22:003:00 AM 03:00next day
11:00 PM 23:004:00 AM 04:00next day

Time difference over the year

The gap between New York and London for the next 12 months, with clock changes on both sides taken into account:

  • Oct 13, 2026 to Oct 24, 2026: London is 5 hours ahead of New York
  • Oct 25, 2026 to Oct 31, 2026: London is 4 hours ahead of New York
  • Nov 1, 2026 to Mar 13, 2027: London is 5 hours ahead of New York
  • Mar 14, 2027 to Mar 27, 2027: London is 4 hours ahead of New York
  • Mar 28, 2027 to Oct 12, 2027: London is 5 hours ahead of New York

Daylight saving time in New York and London

New York turns the clocks forward from EST to EDT at 2:00 AM on the second Sunday in March and back at 2:00 AM on the first Sunday in November, a schedule set by the Energy Policy Act of 2005. In 2026 the changes fall on March 8 and November 1, in 2027 on March 14 and November 7.

London turns the clocks forward from GMT to BST at 1:00 AM on the last Sunday in March and back at 2:00 AM on the last Sunday in October, the dates the UK government publishes. In 2026 the changes fall on March 29 and October 25, in 2027 on March 28 and October 31.

The gap takes 2 values across 2026 and 2027: 5 hours, 4 hours. 5 hours holds on most days; the highlighted rows are the 49 days with another gap, because one side has changed its clocks and the other has not:

FromToNew YorkLondonLondon is
January 1, 2026March 7, 2026EST (UTC−5)GMT (UTC)5 h ahead
March 8, 2026March 28, 2026EDT (UTC−4)GMT (UTC)4 h ahead
March 29, 2026October 24, 2026EDT (UTC−4)BST (UTC+1)5 h ahead
October 25, 2026October 31, 2026EDT (UTC−4)GMT (UTC)4 h ahead
November 1, 2026March 13, 2027EST (UTC−5)GMT (UTC)5 h ahead
March 14, 2027March 27, 2027EDT (UTC−4)GMT (UTC)4 h ahead
March 28, 2027October 30, 2027EDT (UTC−4)BST (UTC+1)5 h ahead
October 31, 2027November 6, 2027EDT (UTC−4)GMT (UTC)4 h ahead
November 7, 2027December 31, 2027EST (UTC−5)GMT (UTC)5 h ahead

Office hours that overlap

With a 9:00 AM to 5:00 PM workday in both cities, this is the shared window for each gap of the year:

  • 5 hours apart (EST with GMT, EDT with BST), 337 days of 2026: 3 hours of shared office time: 9:00 AM to 12:00 PM in New York is 2:00 PM to 5:00 PM in London.
  • 4 hours apart (EDT with GMT), 28 days of 2026: 4 hours of shared office time: 9:00 AM to 1:00 PM in New York is 1:00 PM to 5:00 PM in London.

Which time zones New York and London use

New York is on Eastern Time (EST in winter, EDT in summer), which is used in New York, Washington, Miami and Atlanta. London is on UK time (GMT in winter, BST in summer), used in the whole United Kingdom.

Comparing more than two places? Add as many cities as you need in the time zone converter, or find a slot that works for everyone with the meeting planner. For timestamps from logs or APIs, the Unix timestamp converter turns them into readable dates.

Sources

The clock change rules above come from these pages. The dates, the gap table and the office hours are computed from them and checked against the time zone data at build time.

More city pairs

Frequently asked questions

What is the time difference between New York and London?

London is 5 hours ahead of New York on 344 days of the next 12 months, and 4 hours ahead of on 21 days. The gap moves because the two cities change their clocks on different dates, or only one of them does.

What time is it in London when it is 9 AM in New York?

Most of the year, 9 AM in New York is 2:00 PM in London. In the weeks when London is 4 hours ahead of New York, it is 1:00 PM.

What time is it in New York when it is noon in London?

Noon in London is 7:00 AM in New York for most of the year, and 8:00 AM in the weeks with the other gap.

When do New York and London change their clocks?

New York changes its clocks on March 8 and November 1 in 2026 and on March 14 and November 7 in 2027. London changes its clocks on March 29 and October 25 in 2026 and on March 28 and October 31 in 2027. Between those dates the gap is 4 hours instead of 5 hours.

What are good hours for a call between New York and London?

It depends on the time of year. 5 hours apart (EST with GMT, EDT with BST): 3 hours of shared office time: 9:00 AM to 12:00 PM in New York is 2:00 PM to 5:00 PM in London. 4 hours apart (EDT with GMT): 4 hours of shared office time: 9:00 AM to 1:00 PM in New York is 1:00 PM to 5:00 PM in London. The times assume a 9 AM to 5 PM workday in both cities; early starts or late evenings widen the window.