London to Gretna time converter

Gretna is 6 hours behind London. When it is 9:00 AM in London, it is 3:00 AM in Gretna.

London BST

Tuesday, October 20, 2026

Gretna CDT

Monday, October 19, 2026

London
United Kingdom
Tue, Oct 20
BSTUTC+1
Gretna
Louisiana, United States
Mon, Oct 19
CDTUTC-5-6h
Finding your time zone…
Shared working hours (9:00–18:00)

London to Gretna conversion table

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

LondonGretna
12:00 AM6:00 PM−1 day
1:00 AM7:00 PM−1 day
2:00 AM8:00 PM−1 day
3:00 AM9:00 PM−1 day
4:00 AM10:00 PM−1 day
5:00 AM11:00 PM−1 day
6:00 AM12:00 AM
7:00 AM1:00 AM
8:00 AM2:00 AM
9:00 AM3:00 AM
10:00 AM4:00 AM
11:00 AM5:00 AM
12:00 PM6:00 AM
1:00 PM7:00 AM
2:00 PM8:00 AM
3:00 PM9:00 AM
4:00 PM10:00 AM
5:00 PM11:00 AM
6:00 PM12:00 PM
7:00 PM1:00 PM
8:00 PM2:00 PM
9:00 PM3:00 PM
10:00 PM4:00 PM
11:00 PM5:00 PM

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in London (9:00 AM – 12:00 PM in Gretna).

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: -6h
  • Oct 25, 2026 – Nov 1, 2026: -5h
  • Nov 1, 2026 – Mar 14, 2027: -6h
  • Mar 14, 2027 – Mar 28, 2027: -5h
  • Mar 28, 2027 – Oct 20, 2027: -6h

Distance

London and Gretna are 7,448 km (4,628 miles) apart in a straight line.

More conversions

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New York to GretnaLos Angeles to GretnaChicago to GretnaToronto to GretnaSão Paulo to GretnaParis to GretnaBerlin to GretnaMoscow to GretnaDubai to GretnaNew Delhi to GretnaBangkok to GretnaSingapore to Gretna

Questions and answers

What is the time difference between London and Gretna?

Gretna is 6 hours behind London.

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

When it is 9:00 AM in London, it is 3:00 AM in Gretna.

When is the best time to call Gretna from London?

Both sides are at work from 3:00 PM – 6:00 PM in London (9:00 AM – 12:00 PM in Gretna).

Does the time difference between London and Gretna change?

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