Guinea-Bissau to London time converter

London is 1 hour ahead of Guinea-Bissau. When it is 9:00 AM in Guinea-Bissau, it is 10:00 AM in London.

Guinea-Bissau GMT

Friday, October 16, 2026

London BST

Friday, October 16, 2026

Guinea-Bissau
Fri, Oct 16
GMTUTC+0
London
United Kingdom
Fri, Oct 16
BSTUTC+1+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Guinea-Bissau to London conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 5:00 PM in Guinea-Bissau (10:00 AM – 6:00 PM in London).

Daylight saving time and the difference

The difference changes during the year because Guinea-Bissau and London switch clocks on different dates:

  • Oct 16, 2026 – Oct 25, 2026: +1h
  • Oct 25, 2026 – Mar 28, 2027: ±0
  • Mar 28, 2027 – Oct 16, 2027: +1h

More conversions

London to Guinea-BissauGuinea-Bissau to New YorkGuinea-Bissau to Los AngelesGuinea-Bissau to ChicagoGuinea-Bissau to TorontoGuinea-Bissau to São PauloGuinea-Bissau to ParisGuinea-Bissau to BerlinGuinea-Bissau to MoscowGuinea-Bissau to DubaiGuinea-Bissau to New DelhiGuinea-Bissau to BangkokGuinea-Bissau to Singapore
New York to LondonLos Angeles to LondonChicago to LondonToronto to LondonSão Paulo to LondonParis to LondonBerlin to LondonMoscow to LondonDubai to LondonNew Delhi to LondonBangkok to LondonSingapore to London

Questions and answers

What is the time difference between Guinea-Bissau and London?

London is 1 hour ahead of Guinea-Bissau.

What time is it in London when it is 9 AM in Guinea-Bissau?

When it is 9:00 AM in Guinea-Bissau, it is 10:00 AM in London.

When is the best time to call London from Guinea-Bissau?

Both sides are at work from 9:00 AM – 5:00 PM in Guinea-Bissau (10:00 AM – 6:00 PM in London).

Does the time difference between Guinea-Bissau and London change?

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