Ritto to London time converter

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

Ritto JST

Monday, October 19, 2026

London BST

Sunday, October 18, 2026

Ritto
Japan
Mon, Oct 19
JSTUTC+9
London
United Kingdom
Sun, Oct 18
BSTUTC+1-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Ritto to London conversion table

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

RittoLondon
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 Ritto (9:00 AM – 10:00 AM in London).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: -8h
  • Oct 25, 2026 – Mar 28, 2027: -9h
  • Mar 28, 2027 – Oct 19, 2027: -8h

Distance

Ritto and London are 9,486 km (5,894 miles) apart in a straight line.

More conversions

London to RittoRitto to New YorkRitto to Los AngelesRitto to ChicagoRitto to TorontoRitto to São PauloRitto to ParisRitto to BerlinRitto to MoscowRitto to DubaiRitto to New DelhiRitto to BangkokRitto 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 Ritto and London?

London is 8 hours behind Ritto.

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

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

When is the best time to call London from Ritto?

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

Does the time difference between Ritto 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.