Question 1

What is the cheapest airline that flies from London Heathrow to Las Vegas Harry Reid Intl?

Accepted Answer

JetBlue and WestJet are the most popular carriers operating from London Heathrow to Las Vegas Harry Reid Intl

Question 2

Which airlines fly to Las Vegas?

Accepted Answer

Virgin Atlantic, British Airways and Finnair are the top three most popular airlines that fly to Las Vegas from London Heathrow Airport according to our data. Virgin Atlantic is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Las Vegas. Keep in mind that there are 17 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

Question 3

Which stopover airport has the shortest connection time from London Heathrow Airport to Las Vegas?

Accepted Answer

Denver (DEN) has the shortest average stopover time for this route: 1h 22m.

Question 4

What is the cheapest month to fly to Las Vegas?

Accepted Answer

In general, January is the cheapest month to fly from London Heathrow Airport to Las Vegas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £570. If you’re not able to fly to Las Vegas in January, then February is your next best option. Flight prices from London Heathrow Airport to Las Vegas during February average around £588.

Question 5

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

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 6

How many flights depart from London Heathrow Airport to Las Vegas on average per week?

Accepted Answer

As of December 2025, 55 flights take off from London Heathrow Airport and land in Las Vegas each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

Question 7

Can stopping save me money on London Heathrow Airport to Las Vegas flights?

Accepted Answer

You could potentially save up to 18% on your flight if you consider stops on a London Heathrow Airport to Las Vegas flight.

Question 8

How often are flights from London to Las Vegas delayed?

Accepted Answer

Historically, on average around 16% of flights between London and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

Question 9

What is the cheapest day to depart on your flight to Las Vegas?

Accepted Answer

The cheapest day to depart on your flight to Las Vegas is on a Tuesday when prices can be found for as low as £616. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £705.

Question 10

How many flights depart from London Heathrow Airport to Las Vegas on average per day?

Accepted Answer

The number of flights available between London Heathrow Airport and Las Vegas is 7 per day as of December 2025. The most frequent departure time is 16:00, with 100% of daily flights leaving in the afternoon.

Question 11

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

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Question 12

How have London Heathrow Airport to Las Vegas flight prices changed over time?

Accepted Answer

As of December 2025, prices for London Heathrow Airport to Las Vegas flights are approximately 35% cheaper when compared to flights at the same time last year.

Question 13

What cabin class options are available on London Heathrow to Las Vegas Harry Reid Intl flights?

Accepted Answer

There are 3 cabin classes available to choose from on London Heathrow to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 14

Which stopover airport offers the lowest fares from London Heathrow Airport to Las Vegas?

Accepted Answer

Flights via Dublin (DUB) offer the lowest average return price of £375.

Question 15

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

Accepted Answer

You are more likely to see cheaper flights to Las Vegas from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around £659 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from London Heathrow Airport for as low as £614 on momondo.

Question 16

What is the cheapest time of day to depart on your flight to Las Vegas?

Accepted Answer

Our data shows that the cheapest London Heathrow Airport to Las Vegas flights are usually those with departure times in the morning. Our users have found flights to Las Vegas in the morning for as low as £598. Flights to Las Vegas are more costly at midday, with an average ticket price of £672. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Question 17

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

Accepted Answer

According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

Question 18

Which stopover airport has the shortest travel time from London Heathrow Airport to Las Vegas?

Accepted Answer

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 13h 36m.

Question 19

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Las Vegas?

Accepted Answer

New York (JFK) was the most common stop: 36% of momondo users choosing one-stop flights on this route connected there.

Question 20

What is the cheapest London Heathrow to Las Vegas Harry Reid Intl flight route?

Accepted Answer

Fly from London Heathrow to Las Vegas Harry Reid Intl for the best London Heathrow - Las Vegas Harry Reid Intl flight prices

Question 21

When did momondo last update prices for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

Accepted Answer

Prices for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

Question 22

How many operators does momondo search for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

Accepted Answer

The number of operators available for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport is 17 as of December 2025.

Question 23

How old do you have to be to fly from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Las Vegas Harry Reid Intl Airport.

Question 24

What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	£496
Fastest flight time	10h 40m
Direct flights	Every day
Airports in Las Vegas	1 airport

Airline	Rating	Free Cancellation	Price
Norse Atlantic UK	PriceFrom £360	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Aer Lingus	PriceFrom £366	Free Cancellation	Rating 7.2 1,392 reviews	Search Aer Lingus flights
Delta	PriceFrom £440	Free Cancellation	Rating 7.9 8,009 reviews	Search Delta flights
JetBlue	PriceFrom £440	Free Cancellation	Rating 7.2 2,894 reviews	Search JetBlue flights
WestJet	PriceFrom £442	Free Cancellation	Rating 7.2 3,202 reviews	Search WestJet flights
Icelandair	PriceFrom £446	Free Cancellation	Rating 7.0 590 reviews	Search Icelandair flights
United Airlines	PriceFrom £447	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Air Canada	PriceFrom £455	Free Cancellation	Rating 7.1 10,529 reviews	Search Air Canada flights
Lufthansa	PriceFrom £464	Free Cancellation	Rating 6.8 7,631 reviews	Search Lufthansa flights
Finnair	PriceFrom £489	Free Cancellation	Rating 7.6 1,337 reviews	Search Finnair flights

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How to get the cheapest flight ticket from London Heathrow Airport to Las Vegas

What is the cheapest month to fly to Las Vegas?

What is the cheapest day to depart on your flight to Las Vegas?

What is the cheapest time of day to depart on your flight to Las Vegas?

What is the cheapest London Heathrow to Las Vegas Harry Reid Intl flight route?

Fly from London Heathrow to Las Vegas Harry Reid Intl for the best London Heathrow - Las Vegas Harry Reid Intl flight prices

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

What cabin class options are available on London Heathrow to Las Vegas Harry Reid Intl flights?

There are 3 cabin classes available to choose from on London Heathrow to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Las Vegas flights?

You could potentially save up to 18% on your flight if you consider stops on a London Heathrow Airport to Las Vegas flight.

How have London Heathrow Airport to Las Vegas flight prices changed over time?

As of December 2025, prices for London Heathrow Airport to Las Vegas flights are approximately 35% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from London Heathrow to Las Vegas Harry Reid Intl?

JetBlue and WestJet are the most popular carriers operating from London Heathrow to Las Vegas Harry Reid Intl

Which airlines fly to Las Vegas?

How often are flights from London to Las Vegas delayed?

Historically, on average around 16% of flights between London and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Las Vegas?

New York (JFK) was the most common stop: 36% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from London Heathrow Airport to Las Vegas?

Flights via Dublin (DUB) offer the lowest average return price of £375.

Which stopover airport has the shortest travel time from London Heathrow Airport to Las Vegas?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 13h 36m.

Which stopover airport has the shortest connection time from London Heathrow Airport to Las Vegas?

Denver (DEN) has the shortest average stopover time for this route: 1h 22m.

How many flights depart from London Heathrow Airport to Las Vegas on average per day?

The number of flights available between London Heathrow Airport and Las Vegas is 7 per day as of December 2025. The most frequent departure time is 16:00, with 100% of daily flights leaving in the afternoon.

How many flights depart from London Heathrow Airport to Las Vegas on average per week?

As of December 2025, 55 flights take off from London Heathrow Airport and land in Las Vegas each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

When to book flights from London Heathrow Airport to Las Vegas

Cheap London Heathrow Airport to Las Vegas (LHR to LAS) flight deals and tips

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How old do you have to be to fly from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

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What is the most popular airline from London Heathrow Airport to Las Vegas?

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