Mason to London time converter

London is 5 hours ahead of Mason. When it is 9:00 AM in Mason, it is 2:00 PM in London.

Mason EDT

Sunday, October 18, 2026

London BST

Monday, October 19, 2026

Mason
Ohio, United States
Sun, Oct 18
EDTUTC-4
London
United Kingdom
Mon, Oct 19
BSTUTC+1+5h
Finding your time zone…
Shared working hours (9:00–18:00)

Mason to London conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 18, 2026 – Oct 24, 2026: +5h
  • Oct 24, 2026 – Nov 1, 2026: +4h
  • Nov 1, 2026 – Mar 14, 2027: +5h
  • Mar 14, 2027 – Mar 27, 2027: +4h
  • Mar 27, 2027 – Oct 18, 2027: +5h

Distance

Mason and London are 6,334 km (3,936 miles) apart in a straight line.

More conversions

London to MasonMason to New YorkMason to Los AngelesMason to ChicagoMason to TorontoMason to São PauloMason to ParisMason to BerlinMason to MoscowMason to DubaiMason to New DelhiMason to BangkokMason 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 Mason and London?

London is 5 hours ahead of Mason.

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

When it is 9:00 AM in Mason, it is 2:00 PM in London.

When is the best time to call London from Mason?

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

Does the time difference between Mason 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.