London to Port Colborne time converter

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

London BST

Wednesday, October 21, 2026

Port Colborne EDT

Tuesday, October 20, 2026

United Kingdom
Wed, Oct 21
BSTUTC+1
Ontario, Canada
Tue, Oct 20
EDTUTC-4-5h
Finding your time zone…

3:26 AM in London, Wednesday, October 21, 2026

Shared working hours (9:00–18:00)

London to Port Colborne conversion table

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

LondonPort Colborne
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 Port Colborne).

Daylight saving time and the difference

The difference changes during the year because London and Port Colborne 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 Port Colborne are 5,755 km (3,576 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between London and Port Colborne?

Port Colborne is 5 hours behind London.

What time is it in Port Colborne when it is 9 AM in London?

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

When is the best time to call Port Colborne from London?

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

Does the time difference between London and Port Colborne change?

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