What is the time difference between London and Kathmandu?

Kathmandu is 4 hours 45 minutes ahead of London. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Kathmandu from London?

Between 09:00–13:15 in London, which is 13:45–18:00 in Kathmandu. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does London observe daylight saving time?

Yes. London runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.

Does Kathmandu observe daylight saving time?

No. Kathmandu stays on UTC+5:45 all year, so its clocks never move.

If it is midday in London, what time is it in Kathmandu?

It is 16:45 in Kathmandu, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do London and Kathmandu use?

London uses Europe/London, currently UTC+1 (BST), and Kathmandu uses Asia/Kathmandu, currently UTC+5:45. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert London time to Kathmandu time

Right now Kathmandu runs 4 hours 45 minutes ahead of London. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for London, across for Kathmandu.

London	Kathmandu
00:00	04:45
01:00	05:45
02:00	06:45
03:00	07:45
04:00	08:45
05:00	09:45
06:00	10:45
07:00	11:45
08:00	12:45
09:00	13:45
10:00	14:45
11:00	15:45
12:00	16:45
13:00	17:45
14:00	18:45
15:00	19:45
16:00	20:45
17:00	21:45
18:00	22:45
19:00	23:45
20:00	00:45next day
21:00	01:45next day
22:00	02:45next day
23:00	03:45next day

Daylight saving time

Kathmandu keeps one offset all year while London moves twice. That is the whole reason this difference is seasonal.

London

Observes daylight saving time

Standard: UTC+0
Daylight: UTC+1
Next change: 2026-10-25 −60m

Kathmandu

Does not observe daylight saving time

Standard: UTC+5:45

When you can actually talk

You have 4 hours 15 minutes of shared working time: 09:00–13:15 in London, which is 13:45–18:00 in Kathmandu.

London 09:00–13:15Kathmandu 13:45–18:00

Reference

The zone identifiers and offsets behind everything above.

	London	Kathmandu
IANA zone	Europe/London	Asia/Kathmandu
Abbreviation	BST	UTC+5:45
Standard offset	UTC+0	UTC+5:45
Daylight offset	UTC+1	—
Clock changes this year	2	0
Country	United Kingdom	Nepal

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between London and Kathmandu?: Kathmandu is 4 hours 45 minutes ahead of London. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Kathmandu from London?: Between 09:00–13:15 in London, which is 13:45–18:00 in Kathmandu. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does London observe daylight saving time?: Yes. London runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.
Does Kathmandu observe daylight saving time?: No. Kathmandu stays on UTC+5:45 all year, so its clocks never move.
If it is midday in London, what time is it in Kathmandu?: It is 16:45 in Kathmandu, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do London and Kathmandu use?: London uses Europe/London, currently UTC+1 (BST), and Kathmandu uses Asia/Kathmandu, currently UTC+5:45. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.