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

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

How often are flights from London to Las Vegas delayed?

Historically, on average around 15% 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 130 minutes.

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.

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

As of January 2026, 9 flights take off from London and land in Las Vegas each day. The most common flight departure time for this route is 16:00, with 100% of daily flights taking off in the afternoon.

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

As of January 2026, there are 69 flights per week flying from London to Las Vegas. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.

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

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

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

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

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 updated daily.

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

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 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 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 licence 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.

€444 Cheap Flights from London to Las Vegas in 2026

Q: What is the typical price of a round-trip flight between London and Las Vegas?

Prices are currently low for flights on this route. Typical prices usually range from €528 to €740. The lowest price recently found on this route was €495.

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Find the cheapest flights from London to Las Vegas

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Enter your travel dates to find the best prices.

11:50 - 19:45

LHR

LAS

15h 55m

1 stop

09:45 - 06:50

LAS

LHR

13h 05m

1 stop

€495British Airways

Wed, 11 Feb - Tue, 17 Feb

16:20 - 21:57

LHR

LAS

37h 37m

1 stop

00:59 - 07:30

LAS

LHR

22h 31m

1 stop

€496United Airlines

Fri, 6 Feb - Sat, 7 Feb

12:00 - 17:30

LHR

LAS

13h 30m

1 stop

07:15 - 10:15

LAS

LHR

19h 00m

1 stop

€498British Airways

Tue, 28 Apr - Thu, 7 May

08:40 - 14:15

LHR

LAS

13h 35m

1 stop

20:45 - 14:40

LAS

LHR

9h 55mdirect

€501KLM

Tue, 17 Feb - Tue, 24 Feb

06:00 - 18:27

LHR

LAS

20h 27m

2 stops

21:10 - 21:45

LAS

LHR

16h 35m

2 stops

€504SWISS

Tue, 14 Apr - Wed, 13 May

09:25 - 16:25

LGW

LAS

15h 00m

1 stop

07:00 - 08:25

LAS

LGW

17h 25m

2 stops

€508SWISS

Tue, 14 Apr - Thu, 23 Apr

10:25 - 15:35

LGW

LAS

13h 10m

1 stop

17:50 - 15:45

LAS

LGW

13h 55m

1 stop

€544Delta

Mon, 29 Jun - Mon, 13 Jul

10:25 - 15:35

LGW

LAS

13h 10m

1 stop

11:30 - 16:00

LAS

LGW

20h 30m

2 stops

€598Delta

Wed, 10 Jun - Wed, 8 Jul

11:40 - 22:02

LGW

LAS

18h 22m

1 stop

23:05 - 10:45

LAS

LGW

27h 40m

1 stop

€705Air Transat

Sat, 7 Mar - Sun, 5 Apr

11:40 - 22:02

LGW

LAS

18h 22m

1 stop

23:05 - 09:45

LAS

LGW

26h 40m

1 stop

€710Air Transat

Sun, 22 Feb - Sun, 1 Mar

British Airways flights from London to Las Vegas

Our best British Airways deals on London to Las Vegas flight tickets

British Airways

11 Feb

LHR11:50London Heathrow

15h 55m

1 stop

LAS19:45Las Vegas Harry Reid Intl

17 Feb

LAS09:45Las Vegas Harry Reid Intl

13h 05m

1 stop

LHR06:50London Heathrow

€495

British Airways

28 Apr

LHR12:00London Heathrow

13h 30m

1 stop

LAS17:30Las Vegas Harry Reid Intl

7 May

LAS07:15Las Vegas Harry Reid Intl

19h 00m

1 stop

LHR10:15London Heathrow

€498

British Airways

29 Jun

LHR17:15London Heathrow

10h 45m

LAS20:00Las Vegas Harry Reid Intl

13 Jul

LAS22:10Las Vegas Harry Reid Intl

9h 55m

LHR16:05London Heathrow

€502

United Airlines flights from London to Las Vegas

Our best United Airlines deals on London to Las Vegas flight tickets

United Airlines

6 Feb

LHR16:20London Heathrow

37h 37m

1 stop

LAS21:57Las Vegas Harry Reid Intl

7 Feb

LAS00:59Las Vegas Harry Reid Intl

22h 31m

1 stop

LHR07:30London Heathrow

€496

United Airlines

10 May

LHR06:50London Heathrow

19h 38m

2 stops

LAS18:28Las Vegas Harry Reid Intl

23 May

LAS00:30Las Vegas Harry Reid Intl

27h 20m

2 stops

LHR11:50London Heathrow

€499

United Airlines

15 Feb

LHR13:45London Heathrow

18h 10m

2 stops

LAS23:55Las Vegas Harry Reid Intl

21 Feb

LAS13:42Las Vegas Harry Reid Intl

15h 48m

2 stops

LHR13:30London Heathrow

€500

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 11/2

11:50-19:45

1 stop15h 55m

Las Vegas Harry Reid Intl

Tue 17/2

09:45-06:50

1 stop13h 05m

€495

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 6/2

16:20-21:57

1 stop37h 37m

Las Vegas Harry Reid Intl

Sat 7/2

00:59-07:30

1 stop22h 31m

€496

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 28/4

12:00-17:30

1 stop13h 30m

Las Vegas Harry Reid Intl

Thu 7/5

07:15-10:15

1 stop19h 00m

€498

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 17/2

08:40-14:15

1 stop13h 35m

Las Vegas Harry Reid Intl

Tue 24/2

20:45-14:40

Nonstop9h 55m

€501

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 14/4

06:00-18:27

2 stops20h 27m

Las Vegas Harry Reid Intl

Wed 13/5

21:10-21:45

2 stops16h 35m

€504

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Tue 14/4

09:25-16:25

1 stop15h 00m

Las Vegas Harry Reid Intl

Thu 23/4

07:00-08:25

2 stops17h 25m

€508

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Mon 29/6

10:25-15:35

1 stop13h 10m

Las Vegas Harry Reid Intl

Mon 13/7

17:50-15:45

1 stop13h 55m

€544

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Wed 10/6

10:25-15:35

1 stop13h 10m

Las Vegas Harry Reid Intl

Wed 8/7

11:30-16:00

2 stops20h 30m

€598

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Sat 7/3

11:40-22:02

1 stop18h 22m

Las Vegas Harry Reid Intl

Sun 5/4

23:05-10:45

1 stop27h 40m

€705

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Sun 22/2

11:40-22:02

1 stop18h 22m

Las Vegas Harry Reid Intl

Sun 1/3

23:05-09:45

1 stop26h 40m

€710

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Other information

What is the typical price of a round-trip flight between London and 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 €597. If you aren’t able to travel to Las Vegas during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of €631.

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 €734 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 for as low as €689 on momondo.

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

There is only 1 cabin class 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.

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

As of January 2026, prices for London to Las Vegas flights are approximately 43% more expensive 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 return 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

Fastest flight time	10h 50m
Direct flights	Every day
Airports in Las Vegas	1 airport

The fastest flight from London to Las Vegas takes 10h 50m

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?
The distance between London and Las Vegas Harry Reid Intl is about 8395.4 km. In terms of flight time, this usually takes a little over 10h 50m.
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 updated daily.
How old do you have to be to fly from London to Las Vegas Harry Reid Intl Airport?
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 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 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 licence 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.
What is the most popular plane model from London to Las Vegas?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Las Vegas is Airbus A350-1000 (49.00% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (43.55%), Airbus A320-100/200 (1.47%), and Boeing 777-300ER (1.45%).

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Las Vegas . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from London to Las Vegas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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.

I’m not ready to book a flight from London to Las Vegas right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from London and alert you when they change.

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Cheap flights from London to Las Vegas from €444

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 18/3. 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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See travel insights to Las Vegas from

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

What is the typical price of a round-trip flight between London and Las Vegas?

What is the cheapest month to fly 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 is only 1 cabin class 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.

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

As of January 2026, prices for London to Las Vegas flights are approximately 43% more expensive 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 TAP AIR PORTUGAL are the most popular carriers operating from London to Las Vegas Harry Reid Intl

How often are flights from London to Las Vegas delayed?

Historically, on average around 15% 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 130 minutes.

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

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning 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, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

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

As of January 2026, 9 flights take off from London and land in Las Vegas each day. The most common flight departure time for this route is 16:00, with 100% of daily flights taking off in the afternoon.

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

As of January 2026, there are 69 flights per week flying from London to Las Vegas. The most common day of the week flights depart is Wed, with 17% of 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

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 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?

Travelling to a place near Las Vegas?

Why use momondo?

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

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

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

I’m not ready to book a flight from London to Las Vegas right now. Can momondo alert me if prices change?

An easier way to manage your Las Vegas trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Nevada