Question 1

What’s the cheapest stopover airport for flights from London to Las Vegas?

Accepted Answer

Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of £513.

Question 2

What is the most punctual flight time for London to Las Vegas flights?

Accepted Answer

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Question 3

What’s the top stopover airport for flights from London to Las Vegas?

Accepted Answer

Denver (DEN) – chosen by Cheapflights users on 21% of one-stop itineraries from London to Las Vegas on Cheapflights.

Question 4

How often are flights from London to Las Vegas delayed?

Accepted Answer

About 17% of weekly flights between London and Las Vegas have experienced delays in the past year, with the average delay time being 122 minutes.

Question 5

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Question 6

What’s the fastest stopover option from London to Las Vegas?

Accepted Answer

Flights via Denver (DEN) have the shortest average one-way travel time for one-stop routes: 13h 22m.

Question 7

Which airline has the best punctuality record on London to Las Vegas flights?

Accepted Answer

Over the past year, American Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

Question 8

Which airport typically offers the quickest stopover for flights from London to Las Vegas?

Accepted Answer

Flights via Salt Lake City (SLC) offer the fastest connection on this route, with an average stopover time of 1h 25m.

Question 9

How long is the flight from London to Las Vegas?

Accepted Answer

Airlines like JetBlue, British Airways, and Air Transat fly from London to Las Vegas in about 10h 45m. The time it takes to get you to your destination can typically vary by up to 11h 53m. The distance between London and Las Vegas is about 5213 mi. This flight may include one or multiple stops.

Question 10

What are the cheapest airlines flying from London to Las Vegas round-trip?

Accepted Answer

Cheapflights users have booked flights from London to Las Vegas round-trip from £305. Other airlines that can offer you cheap pricing are Air Transat, from £332, and Norse Atlantic UK, from £333. You may be able to fly from London to Las Vegas for 52% less than the average price by searching for these airlines.

Question 11

What are the cheapest airlines to fly from London to Las Vegas one-way?

Accepted Answer

To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at £173. WestJet flights start at £261 while deals on JetBlue start at £321 one-way.

Question 12

How far ahead should I book a flight from London to Las Vegas?

Accepted Answer

The price you pay for your flight from London to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 13

What is the cheapest month to book a flight from London to Las Vegas?

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from London to Las Vegas (average of £323). Flying from London to Las Vegas in June is currently the most expensive (average of £537). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 14

What is the cheapest day to fly from London to Las Vegas?

Accepted Answer

Travellers seeking maximum savings on their London to Las Vegas flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 15

Weekly flight availability from London to Las Vegas

Accepted Answer

The most flights from LON to LAS are scheduled on a Monday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

Question 16

E

Accepted Answer

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Question 17

E

Accepted Answer

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Question 18

What are the most popular routes from London to Las Vegas?

Accepted Answer

The most popular route from London to Las Vegas is London Heathrow - Las Vegas Harry Reid Intl. You may also consider London Gatwick - Las Vegas Harry Reid Intl or London City - Las Vegas Harry Reid Intl.

Question 19

What are the cheapest flights from London to Las Vegas?

Accepted Answer

The cheapest flight price from London to Las Vegas is £458. On average you can expect to pay £1,229. The most popular route, (London Heathrow - Las Vegas Harry Reid Intl), can usually be booked for £392.

Question 20

What are the most reliable airlines from London to Las Vegas?

Accepted Answer

The top 3 most reliable airlines when flying from London to Las Vegas are Air France (77%), Delta (77%) and Virgin Atlantic (77%).

Question 21

What are the most popular airlines that fly from London to Las Vegas?

Accepted Answer

When booking a flight from London to Las Vegas, you may want to consider flying on Virgin Atlantic, British Airways or Finnair as they are the most popular for this route.

Question 22

Where are the most common stopover locations when flying from London to Las Vegas?

Accepted Answer

Most of the time, London to Las Vegas flights that have stopovers will stop in Los Angeles.

Question 23

Where are the least popular stopover locations for London to Las Vegas flights?

Accepted Answer

London to Las Vegas flights that have stopovers will least frequently stop in Chicago.

Question 24

What are some popular things to do or see while on a stopover in Los Angeles?

Accepted Answer

Los Angeles travellers tend to visit Hollywood Walk of Fame, Hollywood Bowl, and Hollywood Boulevard more than anywhere else. Travelers on a layover in Los Angeles can visit Hollywood Walk of Fame, Hollywood Bowl, and Hollywood Boulevard, by traveling 11.7 mi, 12.5 mi, and 11.8 mi, respectively after landing at Los Angeles. Travellers can rent a car at Los Angeles for an average daily rate of £31 to make sightseeing during their stopover a little easier.

Question 25

What is the cheapest time of day to fly from LON to LAS?

Accepted Answer

One of the essential ways to save on airfare from London to Las Vegas is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.

Question 26

What airport do you fly into for flights to Las Vegas from London?

Accepted Answer

For a flight from London to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 6 inbound flights from London per day. 19 airlines have flights to Las Vegas Harry Reid Intl from London on a regular basis.

Question 27

Can I find deals for flights from London to Las Vegas that include hotel bookings?

Accepted Answer

Yes. In addition to deals on London to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 28

How can I find direct flights from London to Las Vegas?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Las Vegas.

Question 29

Can I find deals for business class flights from London to Las Vegas?

Accepted Answer

Yes. Cheapflights offers flight deals from London to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 30

How does Cheapflights help users find flights from London to Las Vegas?

Accepted Answer

Deals for London to Las Vegas flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 31

Why should you use Cheapflights to find cheap flight tickets from London to Las Vegas?

Accepted Answer

Cheapflights helps you find that perfect flight to Las Vegas from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 32

Can Cheapflights find flights from London to Las Vegas with no change fees?

Accepted Answer

Certainly. Search results for flights to Las Vegas from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 33

Can Cheapflights notify me if prices for flights from London to Las Vegas become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Las Vegas from London today and book when prices fit your budget.

Round-trip from	£469
One-way from	£346
Popular in	July
Cheapest in	February
Average price	£655
Good round-trip deal	£514 or less
Good one-way deal	£495 or less

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest£332	Average£586	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Norse Atlantic UK	Cheapest£334	Average£410	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Aer Lingus	Cheapest£367	Average£719	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Delta	Cheapest£441	Average£701	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
JetBlue	Cheapest£442	Average£545	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
WestJet	Cheapest£443	Average£540	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Icelandair	Cheapest£448	Average£647	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
United Airlines	Cheapest£449	Average£590	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	Cheapest£457	Average£571	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	Cheapest£468	Average£629	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Cheap flights from London to Las Vegas from £346

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Las Vegas Harry Reid Intl are usually found in February or January, booked 23 days in advance, depart on a Tuesday or Thursday and return on a Sunday

Cheap flight deals from London to Las Vegas

Cheapest flights from London to Las VegasExplore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 December 2025.

Explore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 December 2025.

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Best time to book a flight from London to Las Vegas

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Everything you need to know about your flight from London to Las Vegas

How far ahead should I book a flight from London to Las Vegas?

Use this chart to determine the optimal time to book a return flight from London to Las Vegas. Price data was last updated on 5 December 2025.

What is the cheapest month to book a flight from London to Las Vegas?

What is the cheapest time of day to fly from LON to LAS?

Find hourly flight availability from London to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 December 2025.

What is the cheapest day to fly from London to Las Vegas?

Use this chart to determine the cheapest time to fly return from London to Las Vegas. Price data was last updated on 16 December 2024.

Weekly flight availability from London to Las Vegas

Explore weekly flight availability from London to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 December 2025.

What’s the top stopover airport for flights from London to Las Vegas?

Share of one-stop return flights from London to Las Vegas chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from London to Las Vegas?

Average return fare for one-stop flights from London to Las Vegas, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from London to Las Vegas?

Shortest average travel time for one-stop one-way flights from London to Las Vegas, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from London to Las Vegas?

Average stopover duration for one-stop one-way flights from London to Las Vegas, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

How often are flights from London to Las Vegas delayed?

What is the most punctual flight time for London to Las Vegas flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Las Vegas flights?

Reviews of airlines servicing Las Vegas

Get a feel of what it's like to fly with KLM, Finnair, andVirgin Atlantic from London to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Las Vegas from London?

How long is the flight from London to Las Vegas?

What are the cheapest airlines flying from London to Las Vegas round-trip?

What are the cheapest airlines to fly from London to Las Vegas one-way?

What are the most popular routes from London to Las Vegas?

What are the most reliable airlines from London to Las Vegas?

What are the cheapest flights from London to Las Vegas?

Where are the most common stopover locations when flying from London to Las Vegas?

What are some popular things to do or see while on a stopover in Los Angeles?

Where are the least popular stopover locations for London to Las Vegas flights?

Can I find deals for flights from London to Las Vegas that include hotel bookings?

How can I find direct flights from London to Las Vegas?

Can I find deals for business class flights from London to Las Vegas?

What is the cheapest month to book a flight from London to Las Vegas?

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Top 10 airlines flying from London to Las Vegas

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How does Cheapflights help users find flights from London to Las Vegas?

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Can Cheapflights find flights from London to Las Vegas with no change fees?

Can Cheapflights notify me if prices for flights from London to Las Vegas become cheaper?

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Cheapest flights from London to Las Vegas
Explore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 December 2025.