Chatan to London time converter

London is 8 hours behind Chatan. When it is 9:00 AM in Chatan, it is 1:00 AM in London.

Chatan JST

Saturday, October 17, 2026

London BST

Saturday, October 17, 2026

Chatan
Japan
Sat, Oct 17
JSTUTC+9
London
United Kingdom
Sat, Oct 17
BSTUTC+1-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Chatan to London conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 17, 2026 – Oct 25, 2026: -8h
  • Oct 25, 2026 – Mar 28, 2027: -9h
  • Mar 28, 2027 – Oct 17, 2027: -8h

Distance

Chatan and London are 9,981 km (6,202 miles) apart in a straight line.

More conversions

London to ChatanChatan to New YorkChatan to Los AngelesChatan to ChicagoChatan to TorontoChatan to São PauloChatan to ParisChatan to BerlinChatan to MoscowChatan to DubaiChatan to New DelhiChatan to BangkokChatan 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 Chatan and London?

London is 8 hours behind Chatan.

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

When it is 9:00 AM in Chatan, it is 1:00 AM in London.

When is the best time to call London from Chatan?

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

Does the time difference between Chatan 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.