Kathmandu to London
-5h 45mKathmandu
NPTSOURCELondon
GMTGreen rows indicate typical business hours (9 AM - 5 PM)
NPT and GMT on the World Map
The map below highlights the NPT (NPT) and GMT (Greenwich Mean Time) timezone regions across the globe.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
About Kathmandu
WikipediaKathmandu operates on Nepal Time (NPT), one of the world's unique UTC+5:45 timezones. This 15-minute offset from India makes Nepal time distinctive for global coordination.
Nepal is the only country with a non-rectangular flag.
About London
WikipediaLondon, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
London was the first city to have an underground railway, opening in 1863.
Kathmandu to London Time Difference – Complete Guide
Kathmandu, Nepal operates on the Asia/Kathmandu (UTC+05:45). London, UK uses Greenwich Mean Time (UTC+00:00).
The time difference between Kathmandu and London is 345 minutes (+5h 45m). When it's noon in Kathmandu, it's 05:15 AM in London.
Why Convert Kathmandu to London Time?
Whether you're traveling from Kathmandu to London or simply need to coordinate across time zones, understanding the 5.75-hour difference is key. Use this converter to quickly determine the current time in London and ensure your schedule aligns perfectly.
Best Practice: When proposing meeting times to someone in London, offer a few options in their local time to show consideration for the 5.75-hour difference.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best Time to Call Between Kathmandu and London
If you want to reach someone in London during standard business hours (9 AM – 5 PM GMT), the best time to call from Kathmandu would be:
- London 9:00 AM = Kathmandu 03:45 PM
- London 12:00 PM = Kathmandu 06:45 PM
- London 5:00 PM = Kathmandu 11:45 PM
Business Hours Overlap
Kathmandu and London have a partial business hours overlap. The best window for meetings and calls is when both locations are in their working hours.
To wrap up, keeping track of the -5h 45m gap between Kathmandu and London is essential for seamless communication. Bookmark this converter to stay on top of your schedule.
🕐 Daylight Saving Time Info
Kathmandu
Does not observe DST
London
❄ Currently in Standard Time
Standard: UTC+00:00 · DST: UTC+01:00
Clocks spring forward on Sun, Mar 29, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Kathmandu and London?
London is -5h 45m from Kathmandu.
What timezone is Kathmandu in?
Kathmandu operates on Nepal Time (NPT), one of the world's unique UTC+5:45 timezones. This 15-minute offset from India makes Nepal time distinctive for global coordination.
What timezone is London in?
London, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
What are the business hours in Kathmandu?
Standard business hours in Kathmandu are 10:00 AM - 5:00 PM NPT.
What are the business hours in London?
Standard business hours in London are 9:00 AM - 5:00 PM GMT.
What is the best time to schedule a call between Kathmandu and London?
The best overlap for a call is when both cities are in business hours. Kathmandu works 10:00 AM - 5:00 PM NPT and London works 9:00 AM - 5:00 PM GMT (-5h 45m difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Kathmandu and London?
Kathmandu uses NPR (रू) while London uses GBP (£). Check current exchange rates when planning travel or business between these cities.
How do Kathmandu and London compare in size?
Kathmandu has a population of approximately 1.4 million (metro: 3.0 million), while London has approximately 8.8 million (metro: 14.8 million).
What are the major landmarks in Kathmandu and London?
Kathmandu is known for Boudhanath Stupa, Swayambhunath, Durbar Square. London is famous for Big Ben, Tower Bridge, Buckingham Palace.
Do Kathmandu and London have stock exchanges?
Yes. Kathmandu has the NEPSE (Nepal Stock Exchange) and London has the LSE (London Stock Exchange). The -5h 45m time difference affects trading hour overlaps between these exchanges.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
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