London to Rochester time converter

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

London BST

Wednesday, October 21, 2026

Rochester EDT

Wednesday, October 21, 2026

London
United Kingdom
Wed, Oct 21
BSTUTC+1
Rochester
New Hampshire, United States
Wed, Oct 21
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

London to Rochester conversion table

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

LondonRochester
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 Rochester).

Daylight saving time and the difference

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

  • Oct 21, 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 21, 2027: -5h

Distance

London and Rochester are 5,196 km (3,229 miles) apart in a straight line.

More conversions

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New York to RochesterLos Angeles to RochesterChicago to RochesterToronto to RochesterSão Paulo to RochesterParis to RochesterBerlin to RochesterMoscow to RochesterDubai to RochesterNew Delhi to RochesterBangkok to RochesterSingapore to Rochester

Questions and answers

What is the time difference between London and Rochester?

Rochester is 5 hours behind London.

What time is it in Rochester when it is 9 AM in London?

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

When is the best time to call Rochester from London?

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

Does the time difference between London and Rochester change?

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