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New York vs London Time Difference

London, UK is 4 hours ahead of New York, USA. When it is 9:00 AM in New York, it is 1:00 PM in London. The two cities have approximately 4 hours of business hours overlap for scheduling meetings.

What is the best time to call London from New York?

The best time to call London from New York is during the 4-hour business hours overlap window when both cities are within 9 AM - 5 PM local time.

When do business hours overlap between New York and London?

New York and London have approximately 4 hours of overlapping business hours per day (based on 9 AM - 5 PM in both cities).

Business Context

Both New York and London are major financial centers. Traders, bankers, and financial analysts frequently coordinate across these markets, with the overlap period being particularly active for cross-market transactions.

Business hours overlap for approximately 4 hours per day between New York and London.

Calling London from New York

Calling London from New York? Start your day early. Your 7-8 AM calls arrive during their afternoon, before they leave the office.

Best Call Window: 7:00 AM - 11:00 AM New York time (11:00 PM - 3:00 PM in London)

Working with London-Based Teams

When managing projects with London from New York, designate overlap hours for synchronous work (meetings, pair programming) and use the non-overlap time for focused individual work.

Meeting Planning Tips

The 4-hour gap requires some flexibility. Early morning calls in New York often work best.

Frequently Asked Questions

What is the time difference between New York and London?

London is 4 hours ahead of New York. When it is 9:00 AM in New York, it is 1:00 PM in London.

What is the best time to call London from New York?

The best time to call London from New York is between 8:00 AM and 12:00 PM New York time. This corresponds to 12:00 PM to 4:00 PM in London, which typically falls within business hours.

When do business hours overlap between New York and London?

Business hours (9 AM - 5 PM) in New York and London overlap for approximately 4 hours per day. The optimal window for meetings is during this overlap period.

New York to London Time Difference

London is 4 hours ahead of New York.

The best time for a meeting is 9:00 AM EDT in New York, which is 1:00 PM GMT in London.

Compare Times Visually

Drag the scrubber to see how times compare throughout the day.

08:00 PMWed, Mar 11Drag to explore times
1622041016
🗽
New YorkUSA
Reference
08:00 PM☀️🌙
🇬🇧
LondonUK
+4h
12:00 AM☀️🌙
08:00 PM
🗽

New York

USA

08:57 PM

Wednesday, March 11

vs+4h
🇬🇧

London

UK

12:57 AM

Thursday, March 12

Find the Best Meeting Time

The 4-hour gap requires some flexibility. Early morning calls in New York often work best.

Best meeting time: 11 AM New York time (3 PM in London)

Ideal (9AM-5PM both) Possible (7AM-9PM both) Poor (outside hours)
New YorkLondon
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01:0005:00
02:0006:00
03:0007:00
04:0008:00
05:0009:00
06:0010:00
07:0011:00
08:0012:00
09:0013:00
10:0014:00
11:0015:00
12:0016:00
13:0017:00
14:0018:00
15:0019:00
16:0020:00
17:0021:00
18:0022:00
19:0023:00
20:0000:00
21:0001:00
22:0002:00
23:0003:00

Quick Select (Business Hours)

Business Context

Both New York and London are major financial centers. Traders, bankers, and financial analysts frequently coordinate across these markets, with the overlap period being particularly active for cross-market transactions.

Business hours overlap for approximately 4 hours per day between New York and London.

Calling London from New York

Calling London from New York? Start your day early. Your 7-8 AM calls arrive during their afternoon, before they leave the office.

Best Call Window: 7:00 AM - 11:00 AM New York time (11:00 PM - 3:00 PM in London)

Working with London-Based Teams

When managing projects with London from New York, designate overlap hours for synchronous work (meetings, pair programming) and use the non-overlap time for focused individual work.

Frequently Asked Questions

What is the time difference between New York and London?

London is 4 hours ahead of New York. When it is 9:00 AM in New York, it is 1:00 PM in London.

What is the best time to call London from New York?

The best time to call London from New York is between 8:00 AM and 12:00 PM New York time. This corresponds to 12:00 PM to 4:00 PM in London, which typically falls within business hours.

When do business hours overlap between New York and London?

Business hours (9 AM - 5 PM) in New York and London overlap for approximately 4 hours per day. The optimal window for meetings is during this overlap period.