Time difference: Bengaluru vs London

Quick answer

London is 4.5 hours behind Bengaluru.

Bengaluru is in the IST time zone (UTC+05:30) while London uses BST (UTC+01:00).

The offset between these two cities changes during the year because they do not share the same daylight saving schedule.

Bengaluru
21:48:43
IST UTC+05:30
-4.5h
London is 4.5 hours behind Bengaluru.
Time offset changes during the year due to different DST schedules.
London
17:18:43
BST UTC+01:00

London is 4.5 hours behind Bengaluru.

Bengaluru is in the IST time zone (UTC+05:30) while London uses BST (UTC+01:00).

Because Bengaluru and London do not share the same daylight saving schedule, the time difference between them changes during the year.

Hour-by-hour conversion

When it's the given hour in Bengaluru, here are the local times elsewhere.

Bengaluru London
00:00 19:30 -1
01:00 20:30 -1
02:00 21:30 -1
03:00 22:30 -1
04:00 23:30 -1
05:00 00:30
06:00 01:30
07:00 02:30
08:00 03:30
09:00 04:30
10:00 05:30
11:00 06:30
12:00 07:30
13:00 08:30
14:00 09:30
15:00 10:30
16:00 11:30
17:00 12:30
18:00 13:30
19:00 14:30
20:00 15:30
21:00 16:30
22:00 17:30
23:00 18:30

Frequently Asked Questions

London is 4.5 hours behind Bengaluru.

A good window is 13:30–17:00 in Bengaluru, which is 09:00–12:30 in London. Both sides are inside 9:00–17:00 working hours.

London is 4.5 hours behind Bengaluru.

Bengaluru and London do not share the same DST schedule, so the time offset between them changes by an hour during parts of the year.

Bengaluru uses Asia/Kolkata and London uses Europe/London. These are the identifiers used by operating systems and APIs to compute local time.

A good reverse window is 09:00–12:30 in London, which is 13:30–17:00 in Bengaluru. Both sides are inside 9:00–17:00 working hours.