Question 1

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 £532. Other airlines that can offer you cheap pricing are JetBlue, from £534, and Air Canada, from £544. You may be able to fly from London to Las Vegas for 12% less than the average price by searching for these airlines.

Question 2

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 SWISS, which is currently one of the cheapest options available, starting at £561. Aer Lingus flights start at £567 while deals on Lufthansa start at £583 one-way.

Question 3

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 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 4

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from London to Las Vegas (average of £689). Flying from London to Las Vegas in July is currently the most expensive (average of £1,020). 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 5

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 Thursday evenings 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 6

Weekly flight availability from London to Las Vegas

Accepted Answer

The most flights from LON to LAS are scheduled on a Tuesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).

Question 7

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 8

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 9

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 10

What are the cheapest flights from London to Las Vegas?

Accepted Answer

The cheapest flight price from London to Las Vegas is £539. On average you can expect to pay £1,623. The most popular route, (London Heathrow - Las Vegas Harry Reid Intl), can usually be booked for £301.

Question 11

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 KLM (85%), Air France (85%) and Delta (85%).

Question 12

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 American Airlines, Air Canada or Air France as they are the most popular for this route.

Question 13

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. London to Las Vegas flights stop in Phoenix the next most. Phoenix is followed by Dallas in terms of the most popular stopover location for London to Las Vegas flights.

Question 14

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 Denver. London to Las Vegas flights stopping in Chicago are the next rarest.

Question 15

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 Boulevard, and Santee Alley more than anywhere else. Travelers on a layover in Los Angeles can visit Hollywood Walk of Fame, Hollywood Boulevard, and Santee Alley, by traveling 11.7 mi, 11.8 mi, and 11.0 mi, respectively after landing at Los Angeles. Travellers can rent a car at Los Angeles for an average daily rate of £47 to make sightseeing during their stopover a little easier.

Question 16

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

Accepted Answer

Flights from London to Las Vegas are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Las Vegas.

Question 17

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

Accepted Answer

Find a great deal and save up to 44% by booking at least 23 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London to Las Vegas within the next two weeks, with the cheapest ticket starting at £545.

Question 18

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, February can be a great choice for travel to Las Vegas. Flights to Las Vegas from London in February are about £609 on average during February, but can be found for as low as £276.

Question 19

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 afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 32% on airfare.

Question 20

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 9 inbound flights from London per day. 18 airlines have flights to Las Vegas Harry Reid Intl from London on a regular basis.

Question 21

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 22

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 23

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 24

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 25

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 26

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 27

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	£532
One-way from	£256
Popular in	August
Cheapest in	February
Average price	£745
Good round-trip deal	£591 or less
Good one-way deal	£695 or less

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest£240	Average£384	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Air Transat	Cheapest£325	Average£575	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
WestJet	Cheapest£387	Average£443	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
United Airlines	Cheapest£415	Average£602	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Icelandair	Cheapest£444	Average£644	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Air Canada	Cheapest£446	Average£578	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	Cheapest£459	Average£609	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£468	Average£640	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£482	Average£611	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Virgin Atlantic	Cheapest£482	Average£669	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Cheap flights from London to Las Vegas from £256

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 15/11. 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 22 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from London to Las Vegas

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Find 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 July 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 July 2025.

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Best time to book a flight from London to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from London with our price prediction graph.

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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 27 June 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 July 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 July 2025.

How much does it cost for a return flight from London to Las Vegas?

Reviews of airlines servicing Las Vegas

Get a feel of what it's like to fly with Air Transat, Finnair, andSWISS 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?

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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Choose from the following airlines for your flight from London to Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on 11 July 2025.

Top 10 airlines flying 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 July 2025.