Which layover airport has the shortest connection time from London to Las Vegas?

Dublin (DUB) has the shortest average layover time for this route: 1h 33m.

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

JetBlue, SWISS, and Delta are the most popular carriers operating from London to Las Vegas Harry Reid Intl

Which layover airport offers the lowest fares from London to Las Vegas?

Flights via Calgary (YYC) offer the lowest average round-trip price of $192.

Which layover airport has the shortest travel time from London to Las Vegas?

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 13h 35m.

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

The number of flights available between London and Las Vegas is 6 per day as of December 2025. The most frequent departure time is 4:00PM, with 100% of daily flights leaving in the afternoon.

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

According to our data, American Airlines have had the least number of 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 layover for flights between London and Las Vegas?

Calgary (YYC) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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

As of December 2025, 47 flights take off from London and land in Las Vegas each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.

How often are flights from London to Las Vegas delayed?

Historically, on average around 17% 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 122 minutes.

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

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

What airlines fly to Las Vegas?

British Airways, Virgin Atlantic and Delta are the top three most popular airlines that fly to Las Vegas from London according to our data. British Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 5 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

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 in the early afternoon have, in the past, seen delays more frequently in comparison.

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

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

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

There are 5 operators available for flights from London to Las Vegas Harry Reid Intl Airport as of December 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Las Vegas Harry Reid Intl Airport.

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

The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$390 Cheap Flights from London to Las Vegas in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 5:50 pm

STN

LAS

19h 20m1 stop

7:35 pm - 11:05 pm

LAS

STN

19h 30m1 stop

$624Multiple Airlines

Sat, Jan 31 - Sat, Feb 7

8:05 am - 8:44 pm

LHR

LAS

20h 39m1 stop

11:10 pm - 10:00 pm

LAS

LHR

14h 50m1 stop

$624JetBlue

Sat, Jan 10 - Fri, Feb 13

7:50 am - 7:22 pm

LCY

LAS

19h 32m2 stops

10:59 pm - 2:35 pm

LAS

LCY

31h 36m2 stops

$625British Airways

Wed, Jan 28 - Sun, Feb 1

8:25 am - 8:01 pm

LHR

LAS

19h 36m2 stops

6:03 am - 7:50 am

LAS

LHR

17h 47m1 stop

$625Iberia

Wed, Feb 4 - Mon, Feb 9

9:20 am - 11:59 pm

LHR

LAS

22h 39m1 stop

11:39 pm - 6:55 am

LAS

LHR

23h 16m1 stop

$626JetBlue

Sun, Jan 25 - Thu, Jan 29

4:05 pm - 6:50 pm

LHR

LAS

10h 45mnonstop

3:53 pm - 1:15 pm

LAS

LHR

13h 22m1 stop

$627British Airways

Wed, Feb 11 - Sat, Feb 21

5:00 pm - 8:32 pm

LHR

LAS

35h 32m1 stop

10:54 pm - 6:35 am

LAS

LHR

23h 41m1 stop

$628British Airways

Wed, Jan 7 - Sun, Jan 11

9:00 am - 5:50 pm

LTN

LAS

16h 50m1 stop

7:35 pm - 4:05 pm

LAS

LTN

12h 30m1 stop

$629Multiple Airlines

Thu, Jan 15 - Sat, Jan 31

7:40 pm - 9:00 pm

LGW

LAS

33h 20m2 stops

8:10 am - 10:50 am

LAS

LGW

18h 40m2 stops

$630Iberia

Mon, Jan 12 - Tue, Feb 10

11:20 am - 9:15 am

LGW

LAS

29h 55m2 stops

6:30 am - 7:30 am

LAS

LGW

17h 00m2 stops

$639American Airlines

Wed, Feb 18 - Fri, Feb 27

WestJet flights from London to Las Vegas

Our best WestJet deals on London to Las Vegas flight tickets

WestJet

Jan 15

LHR2:50 pmLondon Heathrow

14h 41m

1 stop

LAS9:31 pmLas Vegas Harry Reid Intl

Jan 19

LAS11:20 amLas Vegas Harry Reid Intl

17h 30m

1 stop

LHR12:50 pmLondon Heathrow

$642

Find similar

WestJet

Jan 15

LHR2:50 pmLondon Heathrow

14h 41m

1 stop

LAS9:31 pmLas Vegas Harry Reid Intl

Jan 18

LAS7:05 pmLas Vegas Harry Reid Intl

33h 45m

1 stop

LHR12:50 pmLondon Heathrow

$645

Find similar

WestJet

Jan 15

LHR2:50 pmLondon Heathrow

14h 41m

1 stop

LAS9:31 pmLas Vegas Harry Reid Intl

Jan 21

LAS8:00 amLas Vegas Harry Reid Intl

20h 50m

1 stop

LHR12:50 pmLondon Heathrow

$652

Find similar

KLM flights from London to Las Vegas

Our best KLM deals on London to Las Vegas flight tickets

KLM

Apr 29

LCY10:00 amLondon City

16h 35m

1 stop

LAS6:35 pmLas Vegas Harry Reid Intl

May 3

LAS8:25 pmLas Vegas Harry Reid Intl

15h 20m

1 stop

LCY7:45 pmLondon City

$797

Find similar

KLM

Mar 30

LCY9:20 amLondon City

17h 15m

1 stop

LAS6:35 pmLas Vegas Harry Reid Intl

Apr 6

LAS1:59 pmLas Vegas Harry Reid Intl

18h 41m

2 stops

LCY4:40 pmLondon City

$800

Find similar

KLM

Mar 17

LCY8:40 amLondon City

13h 35m

1 stop

LAS3:15 pmLas Vegas Harry Reid Intl

Mar 29

LAS8:25 pmLas Vegas Harry Reid Intl

14h 05m

1 stop

LCY6:30 pmLondon City

$832

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

STN - LAS

STNLAS

London Stansted

Sat 1/31

6:30 am-5:50 pm

1 stop19h 20m

Las Vegas Harry Reid Intl

Sat 2/7

7:35 pm-11:05 pm

1 stop19h 30m

$624

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sat 1/10

8:05 am-8:44 pm

1 stop20h 39m

Las Vegas Harry Reid Intl

Fri 2/13

11:10 pm-10:00 pm

1 stop14h 50m

$624

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Wed 1/28

7:50 am-7:22 pm

2 stops19h 32m

Las Vegas Harry Reid Intl

Sun 2/1

10:59 pm-2:35 pm

2 stops31h 36m

$625

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 2/4

8:25 am-8:01 pm

2 stops19h 36m

Las Vegas Harry Reid Intl

Mon 2/9

6:03 am-7:50 am

1 stop17h 47m

$625

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 1/25

9:20 am-11:59 pm

1 stop22h 39m

Las Vegas Harry Reid Intl

Thu 1/29

11:39 pm-6:55 am

1 stop23h 16m

$626

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 2/11

4:05 pm-6:50 pm

Nonstop10h 45m

Las Vegas Harry Reid Intl

Sat 2/21

3:53 pm-1:15 pm

1 stop13h 22m

$627

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 1/7

5:00 pm-8:32 pm

1 stop35h 32m

Las Vegas Harry Reid Intl

Sun 1/11

10:54 pm-6:35 am

1 stop23h 41m

$628

LondonLas Vegas

LTN - LAS

LTNLAS

London Luton

Thu 1/15

9:00 am-5:50 pm

1 stop16h 50m

Las Vegas Harry Reid Intl

Sat 1/31

7:35 pm-4:05 pm

1 stop12h 30m

$629

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Mon 1/12

7:40 pm-9:00 pm

2 stops33h 20m

Las Vegas Harry Reid Intl

Tue 2/10

8:10 am-10:50 am

2 stops18h 40m

$630

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Wed 2/18

11:20 am-9:15 am

2 stops29h 55m

Las Vegas Harry Reid Intl

Fri 2/27

6:30 am-7:30 am

2 stops17h 00m

$639

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to Las Vegas?

The month of February is, on average, the cheapest month to fly to Las Vegas from London, with most prices found around $716. The month of March is another great option to travel to Las Vegas, with average flight prices from London averaging around $751.

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

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $891. Flights from London to Las Vegas on a Sunday will generally be more expensive and average around $1,010. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $803. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $978. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

You are more likely to see cheaper flights to Las Vegas from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $881 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from London for as low as $821 on momondo.

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

There are 3 cabin classes available to choose from on London 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 to Las Vegas flights?

You could potentially save up to 35% on your flight if you consider stops on a London to Las Vegas flight.

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

As of December 2025, prices for London to Las Vegas flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from London to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from London to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London to Las Vegas (LON to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Las Vegas

Best Price Found	$755
Fastest flight time	10h 40m
Direct flights	Every day
Airports in Las Vegas	1 airport

The best one-way flight to Las Vegas from London in the past 72 hours is $755. The best round-trip flight deal from London to Las Vegas found on momondo in the last 72 hours is $690.

The fastest flight from London to Las Vegas takes 10h 40m

Direct flights go from London to Las Vegas every day.

There is 1 airport in Las Vegas. From London there are direct flights to Las Vegas Harry Reid Intl (LAS).

Search flight deals

How far is London to Las Vegas Harry Reid Intl by plane?
Las Vegas Harry Reid Intl is 5216.7 mi away from London. By plane, this route typically takes 10h 40m.
When did momondo last update prices for flights from London to Las Vegas Harry Reid Intl Airport?
Prices for flights from London to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London to Las Vegas Harry Reid Intl Airport?
There are 5 operators available for flights from London to Las Vegas Harry Reid Intl Airport as of December 2025.
How old do you have to be to fly from London to Las Vegas Harry Reid Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Las Vegas Harry Reid Intl Airport.
What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?
The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Las Vegas?
momondo data reveals that the most frequently booked plane model on the route from London to Las Vegas is Airbus A350-1000, representing 53.40% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 37.38%, Boeing 777 at 2.73%, and Boeing 787-8 Dreamliner at 2.48%.
What is the most popular airline from London to Las Vegas?
momondo data reveals that the most frequently booked airline on the route from London to Las Vegas is British Airways, representing 45% of all bookings. The subsequent popular airlines are Virgin Atlantic at 13%, American Airlines at 12%, and Delta at 12%.

Best airlines flying from London to Las Vegas

Compare and see reviews for airlines that fly from London to Las Vegas with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $651	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $652	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
British Airways	PriceFrom $680	Free Cancellation	Rating 6.7 7,583 reviews	Search British Airways flights
Delta	PriceFrom $693	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights
Iberia	PriceFrom $763	Free Cancellation	Rating 7.0 3,051 reviews	Search Iberia flights

Delta Flights From London to Las Vegas
The lowest priced Delta flight from London to Las Vegas from the last 72 hours was $693. Generally, Delta has 2 flights on this route every week with an average price of $872. Delta is rated 7.9/10 by our users.
Virgin Atlantic Flights From London to Las Vegas
Virgin Atlantic is also a popular choice for this route. Virgin Atlantic flight deals for London to Las Vegas start from as low as $651 round-trip, depending on your selected dates, with average Virgin Atlantic deals seen on momondo around $982. Virgin Atlantic operates 2 flights to Las Vegas from London in an average week. Users have rated it 7.5/10 across 675 reviews.

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Why use momondo?

Why should I use momondo to find a flight deal from London to Las Vegas?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Las Vegas for you.

Can I find flights from London to Las Vegas with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Las Vegas flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Las Vegas?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Las Vegas from London.

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Cheap flights from London to Las Vegas from $439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Las Vegas departing on 1/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

What is the cheapest month to fly to Las Vegas?

The month of February is, on average, the cheapest month to fly to Las Vegas from London, with most prices found around $716. The month of March is another great option to travel to Las Vegas, with average flight prices from London averaging around $751.

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 to Las Vegas Harry Reid Intl flight route?

Fly from London Heathrow to Las Vegas Harry Reid Intl for the best London - 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 to Las Vegas Harry Reid Intl flights?

There are 3 cabin classes available to choose from on London 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 to Las Vegas flights?

You could potentially save up to 35% on your flight if you consider stops on a London to Las Vegas flight.

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

As of December 2025, prices for London to Las Vegas flights are approximately 21% cheaper when compared to flights at the same time last year.

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

JetBlue, SWISS, and Delta are the most popular carriers operating from London to Las Vegas Harry Reid Intl

What airlines fly to Las Vegas?

How often are flights from London to Las Vegas delayed?

Historically, on average around 17% 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 122 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 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 which experiences the fewest number of 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 least number of 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 layover for flights between London and Las Vegas?

Calgary (YYC) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from London to Las Vegas?

Flights via Calgary (YYC) offer the lowest average round-trip price of $192.

Which layover airport has the shortest travel time from London to Las Vegas?

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 13h 35m.

Which layover airport has the shortest connection time from London to Las Vegas?

Dublin (DUB) has the shortest average layover time for this route: 1h 33m.

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

The number of flights available between London and Las Vegas is 6 per day as of December 2025. The most frequent departure time is 4:00PM, with 100% of daily flights leaving in the afternoon.

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

As of December 2025, 47 flights take off from London and land in Las Vegas each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.

When to book flights from London to Las Vegas

Cheap London to Las Vegas (LON to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Las Vegas

Best Price Found

Fastest flight time

Direct flights

Airports in Las Vegas

How far is London to Las Vegas Harry Reid Intl by plane?

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

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

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

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

What is the most popular plane model from London to Las Vegas?

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

Best airlines flying from London to Las Vegas

Compare and see reviews for airlines that fly from London to Las Vegas with momondo

Delta Flights From London to Las Vegas

Virgin Atlantic Flights From London to Las Vegas

Traveling to a place near Las Vegas?

Why use momondo?

Why should I use momondo to find a flight deal from London to Las Vegas?