Q: How much does it cost for a return flight from London Heathrow Airport to Las Vegas?

Airfare is below average for this route at the moment. London Heathrow Airport to Las Vegas flights typically cost between £538 and £814 in November. The cheapest return price found within the last 5 days was £459 on Alaska Airlines (22 Nov–8 Dec).

Question 1

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

Accepted Answer

New York (JFK) – chosen by Cheapflights users on 23% of one-stop itineraries from London Heathrow Airport to Las Vegas on Cheapflights.

Question 2

How often are flights from London to Las Vegas delayed?

Accepted Answer

About 18% of weekly flights between London and Las Vegas have experienced delays in the past year, with the average delay time being 133 minutes.

Question 3

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 4

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

Accepted Answer

Flights via Salt Lake City (SLC) have the shortest average one-way travel time for one-stop routes: 13h 34m.

Question 5

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

Accepted Answer

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 15m.

Question 6

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

Accepted Answer

Airfare is below average for this route at the moment.London Heathrow Airport to Las Vegas flights typically cost between £538 and £814 in November.
The cheapest return price found within the last 5 days was £459 on Alaska Airlines (22 Nov–8 Dec).

Question 7

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

Accepted Answer

Boston (BOS) is the most affordable one-stop option, with an average return flight price of £475.

Question 8

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 9

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

Accepted Answer

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 14% of flights being delayed.

Question 10

How long is the flight from London Heathrow Airport to Las Vegas?

Accepted Answer

For as low as £486, Alaska Airlines can have you in Las Vegas from London Heathrow Airport in 15h 40m. Airlines will cover a distance of 5213 mi. Both multi-stop and direct flights can be found to your destination and back.

Question 11

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

Accepted Answer

According to our current data, Air Canada (£226), Aer Lingus (£365), and WestJet (£414) offers the cheapest pricing from London Heathrow Airport to Las Vegas. Air Canada is priced at 66% lower than the current average price of a flight leaving 3 months from now.

Question 12

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

Accepted Answer

£274 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on JetBlue and British Airways, with prices starting from £323 and £370, respectively.

Question 13

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

Accepted Answer

The best time to book flights from London Heathrow Airport to Las Vegas is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 14

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Las Vegas (average of £564). Flying from London Heathrow Airport to Las Vegas in May is currently the most expensive (average of £750). 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 15

Weekly flight availability from London Heathrow Airport to Las Vegas

Accepted Answer

The most flights from LHR to LAS are scheduled on a Wednesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (8 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 cheapest flights from London Heathrow Airport to Las Vegas?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £420. While the most popular route (London Heathrow - Las Vegas Harry Reid Intl) can be booked for £433 on average, our data indicates £1,520 when flying from London Heathrow Airport to Las Vegas.

Question 19

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

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Las Vegas on time: KLM (78%), Air France (78%), Delta (78%).

Question 20

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

Accepted Answer

Consider Virgin Atlantic, British Airways or American Airlines when booking your flight. These represent the most popular airlines when flying from London Heathrow Airport to Las Vegas.

Question 21

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

Accepted Answer

When flying from London Heathrow Airport to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 22

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

Accepted Answer

Located just 6.2 mi from the city center, Las Vegas Harry Reid Intl is the airport most travelers will use when flying to Las Vegas from London Heathrow. Booking flights from London Heathrow to Harry Reid Intl (LAS) should be relatively easy as there are 12 daily inbound flights from London Heathrow from 15 different airlines.

Question 23

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

Accepted Answer

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

Question 24

How can I find direct flights from Heathrow 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 Heathrow to Las Vegas.

Question 25

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

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow 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 26

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

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Las Vegas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 27

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

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Las Vegas for you. Better yet — we are completely free to use.

Question 28

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from Heathrow to Las Vegas with no change fees.

Question 29

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

Accepted Answer

Yes! Start tracking prices for Heathrow to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Question 30

What airports serve Heathrow to Las Vegas flights?

Accepted Answer

When you’re flying to Las Vegas from Heathrow you’ll find your flight always travelling from the main airport in Heathrow, London Heathrow Airport (LHR.) This airport is also one of the most popular airports in all of the UK, seeing flights arrive and depart from all around the world. It’s also extremely popular with some of the world’s leading airlines. Las Vegas is gifted with six airports, but you will commonly find that when your flight reaches Las Vegas that it will typically reach the main airport of Las Vegas, also known as McCarran International Airport (LAS). Similarly, with this airport, it is extremely popular with some of the leading airlines that you can travel with, and also sees flights arrive and depart from all around the world. The average flight time from Heathrow to Las Vegas is around 10h 40min.

Question 31

Which airlines fly directly from Heathrow to Las Vegas?

Accepted Answer

Direct flights to Las Vegas from Heathrow are easy to find and run frequently. When flying directly from Heathrow to Vegas you will find that the approximate flight duration is 10h 40min but this can slightly differ depending on which airlines that you’re travelling with. Your flight from London Heathrow Airport (LHR) will most likely always reach McCarran International Airport (LAS) and can be done some from some of the world’s leading airlines. Popular airlines include Iberia, United Airlines, Virgin Atlantic, British Airways, Air France, Finnair, and more. If you are looking for a flight that requires a stopover you will find that these same airlines will most likely run your connecting flight route.

Question 32

What are the stopover options between Heathrow to Las Vegas?

Accepted Answer

Connecting flights that require stopovers to Las Vegas from Heathrow run frequently and are easy to find. These types of flights are usually also a cheap form of travel between Las Vegas and Heathrow. You can filter your flight search for either one or two stopovers. The airline that you choose to travel to will impact what stopover your flight will have. Stopover flights are easy and let you experience a variety of great locations. Popular stopover locations include Los Angeles Airport (LAX), Chicago O’Hare International Airport (ORD), Denver International Airport (DEN), San Francisco Airport (SFO), and more.

Question 33

Do I need a passport or visa to fly from Heathrow to Las Vegas?

Accepted Answer

When travelling to Las Vegas from Heathrow you will need both a valid passport and an ESTA visa. Your passport must be valid for the time of your travel and have a valid six months of duration left on your passport. You can expect that an ESTA visa will cost you around $14 (£9.90) and can easily be booked before you’re due to travel.

Round-trip from	£459
One-way from	£403
Popular in	May
Cheapest in	January
Average price	£657
Good round-trip deal	£482 or less
Good one-way deal	£536 or less

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£226	Average£517	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Aer Lingus	Cheapest£365	Average£783	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
WestJet	Cheapest£414	Average£478	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Lufthansa	Cheapest£416	Average£556	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
JetBlue	Cheapest£429	Average£627	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Alaska Airlines	Cheapest£431	Average£556	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
Virgin Atlantic	Cheapest£440	Average£641	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
United Airlines	Cheapest£442	Average£570	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	Cheapest£444	Average£621	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
British Airways	Cheapest£461	Average£704	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Cheap flights from London Heathrow Airport to Las Vegas from £403

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Las Vegas

Cheapest flights from Heathrow to Las VegasExplore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Explore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from Heathrow to Las VegasDiscover carefully curated flight deals from Heathrow to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Discover carefully curated flight deals from Heathrow to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from Heathrow to Las VegasExplore direct flight options from Heathrow to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Explore direct flight options from Heathrow to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from Heathrow to Las VegasDiscover last-minute flight deals from Heathrow to Las Vegas. Data last updated 10 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Las Vegas. Data last updated 10 October 2026 and is based on user searches.

One-way flights from Heathrow to Las VegasSearch for one-way flight options from Heathrow to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Search for one-way flight options from Heathrow to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Las Vegas that are best for you.

Best time to book a flight from Heathrow to Las Vegas

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

Cheapflights Insights

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

The best time to book flights from London Heathrow Airport to Las Vegas is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

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

When flying from London Heathrow Airport to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

London Heathrow Airport to Las Vegas flights typically cost between £538 and £814 in November.The cheapest return price found within the last 5 days was £459 on Alaska Airlines (22 Nov–8 Dec).

Weekly flight availability from London Heathrow Airport to Las Vegas

The most flights from LHR to LAS are scheduled on a Wednesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from London to Las Vegas delayed?

About 18% of weekly flights between London and Las Vegas have experienced delays in the past year, with the average delay time being 133 minutes.

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

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.

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

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.

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

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 14% of flights being delayed.

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

New York (JFK) – chosen by Cheapflights users on 23% of one-stop itineraries from London Heathrow Airport to Las Vegas on Cheapflights.

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

Boston (BOS) is the most affordable one-stop option, with an average return flight price of £475.

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

Flights via Salt Lake City (SLC) have the shortest average one-way travel time for one-stop routes: 13h 34m.

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

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 15m.

Reviews of airlines servicing Las Vegas

Check out reviews from past customers who have flown with KLM,Air France, andVirgin Atlantic from London Heathrow Airport to Las Vegas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airports serve Heathrow to Las Vegas flights?

Which airlines fly directly from Heathrow to Las Vegas?

What are the stopover options between Heathrow to Las Vegas?

Do I need a passport or visa to fly from Heathrow to Las Vegas?

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

How long is the flight from London Heathrow Airport to Las Vegas?

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

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

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

What are the cheapest flights from London Heathrow Airport to Las Vegas?

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

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

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

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

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Fly from Heathrow to Las Vegas on these airlines

Choose from the following airlines for your flight from Heathrow to Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.

Alternative routes for Heathrow to Las Vegas

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Cheapest flights from Heathrow to Las Vegas
Explore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from Heathrow to Las Vegas
Discover carefully curated flight deals from Heathrow to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from Heathrow to Las Vegas
Explore direct flight options from Heathrow to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from Heathrow to Las Vegas
Discover last-minute flight deals from Heathrow to Las Vegas. Data last updated 10 October 2026 and is based on user searches.

One-way flights from Heathrow to Las Vegas
Search for one-way flight options from Heathrow to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

London Heathrow Airport to Las Vegas flights typically cost between £538 and £814 in November.
The cheapest return price found within the last 5 days was £459 on Alaska Airlines (22 Nov–8 Dec).