London to Lisbon
+0hLondon
BSTSOURCELisbon
WESTGreen rows indicate typical business hours (9 AM - 5 PM)
BST and WEST on the World Map
The map below highlights the BST (Greenwich Mean Time) and WEST (Western European 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.
WET – Western European Time
UTC+00:00Western European Time (WET) is the time zone for Portugal, Morocco, and the Canary Islands, same as UTC+00:00.
- •Portugal is the only mainland European country in the WET time zone.
- •The Canary Islands are on WET despite being part of Spain (which uses CET).
- •WET is identical to GMT and UTC+00:00.
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.
Big Ben is actually the name of the bell inside the Elizabeth Tower, not the tower itself.
About Lisbon
WikipediaLisbon operates on Western European Time (WET/WEST), same as London. As Portugal's capital and an emerging tech hub, Lisbon bridges European and Atlantic time zones.
Lisbon has 300 days of sunshine per year and is a major startup hub in Europe.
London to Lisbon Time Difference – Complete Guide
London runs on British Summer Time (BST) at UTC+01:00, currently observing daylight saving time. Lisbon runs on Western European Summer Time (WEST) at UTC+01:00, also currently on daylight saving time. That puts London no time difference Lisbon — a difference of +0h at the current offsets.
In practice, when it is 9:00 AM in London it is 9:00 AM in Lisbon. Midnight in London is 12:00 AM in Lisbon. Because both zones shift for daylight saving, the gap between them only changes during the few weeks each year when their transition dates differ.
London to Lisbon time conversion table
| London (BST) | Lisbon (WEST) | Day |
|---|---|---|
| 12:00 AM | 12:00 AM | same day |
| 6:00 AM | 6:00 AM | same day |
| 7:00 AM | 7:00 AM | same day |
| 8:00 AM | 8:00 AM | same day |
| 9:00 AM | 9:00 AM | same day |
| 12:00 PM | 12:00 PM | same day |
| 3:00 PM | 3:00 PM | same day |
| 5:00 PM | 5:00 PM | same day |
| 6:00 PM | 6:00 PM | same day |
| 9:00 PM | 9:00 PM | same day |
Why people convert London to Lisbon time
- Scheduling a call from London to Lisbon: a 10:00 AM start in London lands at 10:00 AM in Lisbon, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both London and Lisbon are inside the 9-to-5 working day between 9:00 AM and 5:00 PM BST time (9:00 AM–5:00 PM WEST). That is roughly 8 hours of usable overlap.
- Coordinating a London-based team with Lisbon contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM BST" is unambiguous; "3 PM" across a +0h gap is not.
- Block 9:00 AM–5:00 PM BST as the recurring meeting window if you work primarily from London and need Lisbon colleagues present.
- London: Clocks fall back on Sun, Oct 25, 2026. Re-check this page after that date because the offset changes and so does the +0h gap.
- Lisbon: Clocks fall back on Sun, Oct 25, 2026. Any meeting series spanning that date will shift by an hour in local time.
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.
About WET (Western European Time)
Western European Time (WET) is used in Portugal, the Canary Islands (Spain), Morocco, and several other locations. It is equivalent to GMT/UTC. During summer, Portugal and the Canary Islands switch to WEST (Western European Summer Time, UTC+01:00).
Best time to call between London and Lisbon
Both London and Lisbon sit inside the 9 AM – 5 PM working day between 9:00 AM–5:00 PM BST, which is 9:00 AM–5:00 PM WEST. That gives roughly 8 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
London and Lisbon share 8 hours of working-hours overlap (9:00 AM–5:00 PM BST), so scheduling a live meeting is straightforward.
London is no time difference Lisbon (BST UTC+01:00 → WEST UTC+01:00). The shared working window is 9:00 AM–5:00 PM BST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
London
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
Lisbon
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 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 London and Lisbon?
London (BST, UTC+01:00) is no time difference Lisbon (WEST, UTC+01:00). The gap is currently +0h.
How do I convert London time to Lisbon time?
Add +0h to London local time. For example, 9:00 AM in London is 9:00 AM in Lisbon.
What time is it in Lisbon right now?
Lisbon uses WEST at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +0h offset from London.
What is the best time to call Lisbon from London?
Call between 9:00 AM and 5:00 PM BST — that maps to 9:00 AM–5:00 PM WEST and keeps both parties inside the working day.
Which is ahead, London or Lisbon?
London and Lisbon are currently on the same clock.
Do London and Lisbon use different time zones?
London (UK) uses BST at UTC+01:00, while Lisbon (Portugal) uses WEST at UTC+01:00. The IANA identifiers are Europe/London and Europe/Lisbon.
Does daylight saving time affect the London–Lisbon difference?
Both zones observe DST, so the difference stays at +0h for most of the year and only changes during the weeks when their transition dates do not line up.
Which other cities share London's time zone?
BST also covers London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar and 5 more.
Which countries use BST, London's zone?
BST is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, Mali, Mauritania and 7 more.
What is the time difference between London and Lisbon?
Lisbon is +0h from London.
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 timezone is Lisbon in?
Lisbon operates on Western European Time (WET/WEST), same as London. As Portugal's capital and an emerging tech hub, Lisbon bridges European and Atlantic time zones.
What are the business hours in London?
Standard business hours in London are 9:00 AM - 5:00 PM GMT.
What are the business hours in Lisbon?
Standard business hours in Lisbon are 9:00 AM - 6:00 PM WET.
What is the best time to schedule a call between London and Lisbon?
The best overlap for a call is when both cities are in business hours. London works 9:00 AM - 5:00 PM GMT and Lisbon works 9:00 AM - 6:00 PM WET (+0h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in London and Lisbon?
London uses GBP (£) while Lisbon uses EUR (€). Check current exchange rates when planning travel or business between these cities.
How do London and Lisbon compare in size?
London has a population of approximately 8.8 million (metro: 14.8 million), while Lisbon has approximately 545,000 (metro: 2.9 million).
What are the major landmarks in London and Lisbon?
London is known for Big Ben, Tower Bridge, Buckingham Palace. Lisbon is famous for Belém Tower, Jerónimos Monastery, São Jorge Castle.
Do London and Lisbon have stock exchanges?
Yes. London has the LSE (London Stock Exchange) and Lisbon has the Euronext Lisbon. The +0h time difference affects trading hour overlaps between these exchanges.
Which countries use GMT (Greenwich Mean Time)?
GMT is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, and 9 more countries.
Does GMT observe daylight saving time?
Yes, GMT switches to BST during summer months.
What are some interesting facts about GMT?
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.
Which cities are in the WET timezone?
Major cities in the WET timezone include Lisbon, Porto, Casablanca, Las Palmas, Funchal, Rabat.
What is the UTC offset for WET?
Western European Time (WET) is at UTC+00:00. During daylight saving time, it shifts to WEST.
What should I know about the WET timezone?
Portugal is the only mainland European country in the WET time zone. The Canary Islands are on WET despite being part of Spain (which uses CET).
When is it midnight in London, what time is it in Lisbon?
When it is 12:00 AM (midnight) in London (GMT), it is +0h later in Lisbon (WET).
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