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

According to our data, Delta have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How often are flights from London to Las Vegas delayed?

Historically, on average around 18% 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.

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

As of November 2025, there are 55 flights per week flying from London to Las Vegas. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

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

As of November 2025, 7 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.

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

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.

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.

€396 Cheap Flights from London to Las Vegas in 2025/26

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11:30 - 23:20LHR-LAS

19h 50m2 stops

21:50 - 06:50LAS-LHR

25h 00m1 stop

€547Delta

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Sun, 21 Dec - Sat, 27 Dec

11:05 - 19:52LHR-LAS

16h 47m1 stop

09:50 - 10:30LAS-LHR

16h 40m1 stop

€549Delta

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Thu, 18 Dec - Thu, 1 Jan

10:45 - 22:25LHR-LAS

19h 40m1 stop

06:00 - 06:25LAS-LHR

16h 25m1 stop

€551Delta

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Thu, 1 Jan - Sat, 10 Jan

12:30 - 20:56LHR-LAS

16h 26m1 stop

10:17 - 07:05LAS-LHR

12h 48m1 stop

€554KLM

Find Deal

Mon, 22 Dec - Mon, 29 Dec

06:20 - 12:55LHR-LAS

14h 35m1 stop

20:45 - 14:40LAS-LHR

9h 55mdirect

€557Virgin Atlantic

Find Deal

Thu, 8 Jan - Wed, 21 Jan

10:45 - 22:25LHR-LAS

19h 40m1 stop

08:20 - 06:25LAS-LHR

14h 05m1 stop

€559Delta

Find Deal

Thu, 1 Jan - Sat, 10 Jan

10:45 - 15:53LHR-LAS

13h 08m1 stop

15:10 - 13:45LAS-LHR

14h 35m1 stop

€560Delta

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Sun, 28 Dec - Sun, 4 Jan

17:20 - 20:10LHR-LAS

10h 50mdirect

20:45 - 14:40LAS-LHR

9h 55mdirect

€561Virgin Atlantic

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Thu, 8 Jan - Wed, 21 Jan

16:05 - 18:50LHR-LAS

10h 45mdirect

11:57 - 09:40LAS-LHR

13h 43m1 stop

€562Finnair

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Thu, 8 Jan - Wed, 21 Jan

16:05 - 18:50LHR-LAS

10h 45mdirect

13:06 - 10:00LAS-LHR

12h 54m1 stop

€564British Airways

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Thu, 8 Jan - Fri, 16 Jan

SWISS flights from London to Las Vegas

Our best SWISS deals on London to Las Vegas flight tickets

SWISS

3 Mar

LGW18:40London Gatwick

25h 25m

2 stops

LAS12:05Las Vegas Harry Reid Intl

14 Mar

LAS15:55Las Vegas Harry Reid Intl

18h 55m

2 stops

LGW17:50London Gatwick

€754

Find similar

SWISS

10 Mar

LGW18:40London Gatwick

25h 25m

2 stops

LAS13:05Las Vegas Harry Reid Intl

14 Mar

LAS15:55Las Vegas Harry Reid Intl

18h 55m

2 stops

LGW17:50London Gatwick

€769

Find similar

SWISS

5 Dec

LGW18:40London Gatwick

34h 11m

2 stops

LAS20:51Las Vegas Harry Reid Intl

9 Dec

LAS16:04Las Vegas Harry Reid Intl

17h 46m

2 stops

LGW17:50London Gatwick

€777

Find similar

KLM flights from London to Las Vegas

Our best KLM deals on London to Las Vegas flight tickets

KLM

22 Dec

LHR12:30London Heathrow

16h 26m

1 stop

LAS20:56Las Vegas Harry Reid Intl

29 Dec

LAS10:17Las Vegas Harry Reid Intl

12h 48m

1 stop

LHR07:05London Heathrow

€554

Find similar

KLM

9 Dec

LHR06:30London Heathrow

15h 45m

1 stop

LAS14:15Las Vegas Harry Reid Intl

15 Dec

LAS11:47Las Vegas Harry Reid Intl

12h 58m

1 stop

LHR08:45London Heathrow

€569

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Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 21/12

11:30-23:20

2 stops19h 50m

Las Vegas Harry Reid Intl

Sat 27/12

21:50-06:50

1 stop25h 00m

€547

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 18/12

11:05-19:52

1 stop16h 47m

Las Vegas Harry Reid Intl

Thu 1/1

09:50-10:30

1 stop16h 40m

€549

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 1/1

10:45-22:25

1 stop19h 40m

Las Vegas Harry Reid Intl

Sat 10/1

06:00-06:25

1 stop16h 25m

€551

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 22/12

12:30-20:56

1 stop16h 26m

Las Vegas Harry Reid Intl

Mon 29/12

10:17-07:05

1 stop12h 48m

€554

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 8/1

06:20-12:55

1 stop14h 35m

Las Vegas Harry Reid Intl

Wed 21/1

20:45-14:40

Nonstop9h 55m

€557

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 1/1

10:45-22:25

1 stop19h 40m

Las Vegas Harry Reid Intl

Sat 10/1

08:20-06:25

1 stop14h 05m

€559

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 28/12

10:45-15:53

1 stop13h 08m

Las Vegas Harry Reid Intl

Sun 4/1

15:10-13:45

1 stop14h 35m

€560

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 8/1

17:20-20:10

Nonstop10h 50m

Las Vegas Harry Reid Intl

Wed 21/1

20:45-14:40

Nonstop9h 55m

€561

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 8/1

16:05-18:50

Nonstop10h 45m

Las Vegas Harry Reid Intl

Wed 21/1

11:57-09:40

1 stop13h 43m

€562

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 8/1

16:05-18:50

Nonstop10h 45m

Las Vegas Harry Reid Intl

Fri 16/1

13:06-10:00

1 stop12h 54m

€564

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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

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 €626. 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 €656.

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

Fly from London Gatwick 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 €776 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 €713 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 November 2025, prices for London to Las Vegas flights are approximately 8% 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 40m
Direct flights	Every day
Airports in Las Vegas	1 airport

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 near Las Vegas: 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 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 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 (55.62% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (28.89%), Boeing 777 (9.04%), and Boeing 787-8 Dreamliner (2.65%).

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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 €396

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 23/2. 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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SWISS flights from London to Las Vegas

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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

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 Gatwick 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 November 2025, prices for London to Las Vegas flights are approximately 8% 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 18% 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, Delta have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

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

As of November 2025, 7 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 November 2025, there are 55 flights per week flying from London to Las Vegas. The most common day of the week flights depart is Mon, with 16% 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