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

Currently priced at $689, United Airlines will fly you from London to Las Vegas and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and Lufthansa - these airlines can fly you to your destination from $694 and $705, respectively. These flights start at 15% lower than the current average price 3 months from now.

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

$432 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Transat and Aer Lingus, with prices starting from $603 and $676, respectively.

What is the cheapest day to fly from London to Las Vegas?

Travelers seeking maximum savings on their London to Las Vegas flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from London to Las Vegas?

While some choose either London Gatwick - Las Vegas Harry Reid Intl or London City - Las Vegas Harry Reid Intl, London Heathrow - Las Vegas Harry Reid Intl is the most popular route from London to Las Vegas.

What are the cheapest flights from London to Las Vegas?

While on average a flight from London to Las Vegas is generally $1,688, our data shows the cheapest flight currently is $521. When looking at the most popular route, (London Heathrow - Las Vegas Harry Reid Intl), you can expect to pay $518 for that flight.

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

Before booking your flight to Las Vegas from London, check out the most reliable airlines to get you to your destination on time: KLM (94%), Air France (88%), Delta( 88%).

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

Before booking your flight from London to Las Vegas check out the most popular airlines for this route: American Airlines, British Airways or Delta.

What is the cheapest day to fly round-trip from London to Las Vegas?

Travelers have found that booking a Saturday departure is the best way to save up to 29% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

To save up to 25% on this flight, we recommend booking at least 23 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London to Las Vegas from $741 1-2 weeks out and tickets from $833 for flights departing within the next 72 hours.

What is the cheapest month to fly from London to Las Vegas?

Flights from London to Las Vegas lean towards being more expensive in August. Prices are generally better when you fly from London to Las Vegas in February, with the cheapest ticket starting at $375.

Most accurate provider : When it comes to deals on London-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Las Vegas flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on London-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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. Booking flights from London to Harry Reid Intl (LAS) should be relatively easy as there are 9 daily inbound flights from London from 6 different airlines.

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

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

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

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Las Vegas.

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

Yes. Cheapflights offers flight deals from London 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.

$298+ Flights from London to Las Vegas

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Find cheap flights from London to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London to Las Vegas Harry Reid Intl are usually found in February or January, booked 22 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap flight deals from London to Las Vegas

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$671 (Mytrip)
One-way from	$298 (Mytrip)
Popular in	August
Cheapest in	February
Average price	$920
Good round-trip deal	$756 or less
Good one-way deal	$521 or less

Provider with most accurate pricing for London (LON)-Las Vegas Harry Reid Intl flight deals.

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Provider most trusted by Cheapflights users for London (LON)-Las Vegas Harry Reid Intl flights.

Search Deals

From London (LON) to Las Vegas Harry Reid Intl

Search Deals

One-way flight from London (LON) to Las Vegas Harry Reid Intl

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($155 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from London (LON) to Las Vegas Harry Reid Intl.

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Price to beat on a one-way flight from London (LON) to Las Vegas Harry Reid Intl.

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Find flight deals from London to Las Vegas

Cheapest flights from London to Las Vegas
Explore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

Sun 5/42:00 pmLGW - LAS

2 stops35h 09mMultiple Airlines

Thu 5/812:38 amLAS - LGW

2 stops25h 22mMultiple Airlines

Deal found 4/10

$671

Thu 5/83:05 pmLHR - LAS

2 stops40h 23mMultiple Airlines

Thu 5/2211:40 amLAS - LHR

2 stops24h 40mMultiple Airlines

Deal found 4/10

$672

Sun 5/48:15 amSTN - LAS

3 stops42h 30mMultiple Airlines

Fri 5/910:40 pmLAS - STN

2 stops28h 00mMultiple Airlines

Deal found 4/9

$673

Mon 5/59:55 amLCY - LAS

2 stops17h 55mMultiple Airlines

Mon 5/1212:42 pmLAS - LCY

2 stops21h 53mMultiple Airlines

Deal found 4/10

$688

Fri 5/164:15 pmLHR - LAS

2 stops25h 25mUnited Airlines

Mon 5/196:00 amLAS - LHR

1 stop24h 10mUnited Airlines

Deal found 4/10

$689

Fri 4/2512:15 pmLHR - LAS

1 stop18h 46mFinnair

Tue 4/2911:40 amLAS - LHR

1 stop20h 25mFinnair

Deal found 4/10

$694

Fri 5/169:30 amLHR - LAS

1 stop14h 50mLufthansa

Mon 5/199:10 pmLAS - LHR

1 stop15h 30mLufthansa

Deal found 4/10

$705

Thu 5/16:05 amLTN - LAS

2 stops36h 13mMultiple Airlines

Thu 5/812:42 pmLAS - LTN

2 stops25h 28mMultiple Airlines

Deal found 4/10

$705

Tue 9/1611:45 amLHR - LAS

1 stop14h 50mVirgin Atlantic

Wed 9/245:00 pmLAS - LHR

1 stop12h 10mVirgin Atlantic

Deal found 4/10

$707

Sun 9/2812:05 pmLHR - LAS

2 stops20h 11mAir Canada

Sat 11/14:50 pmLAS - LHR

1 stop34h 20mAir Canada

Deal found 4/10

$712

Sat 5/106:00 amLHR - LAS

2 stops22h 49mSWISS

Wed 5/141:39 pmLAS - LHR

2 stops20h 11mSWISS

Deal found 4/10

$721

Sun 5/410:50 amLHR - LAS

2 stops21h 00mIberia

Sun 5/112:30 pmLAS - LHR

1 stop17h 35mIberia

Deal found 4/10

$727

Best flights from London to Las Vegas
Discover carefully curated flight deals from London to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 11, 2025.

Sun 5/42:00 pmLGW - LAS

2 stops35h 09mMultiple Airlines

Thu 5/812:38 amLAS - LGW

2 stops25h 22mMultiple Airlines

Deal found 4/10

$671

Fri 5/164:15 pmLHR - LAS

2 stops25h 25mUnited Airlines

Sun 5/1812:59 amLAS - LHR

1 stop26h 36mUnited Airlines

Deal found 4/10

$689

Fri 4/2512:15 pmLHR - LAS

1 stop18h 46mFinnair

Tue 4/2911:40 amLAS - LHR

1 stop20h 25mFinnair

Deal found 4/10

$694

Fri 5/169:30 amLHR - LAS

1 stop14h 50mLufthansa

Mon 5/199:10 pmLAS - LHR

1 stop15h 30mLufthansa

Deal found 4/10

$705

Tue 9/1611:45 amLHR - LAS

1 stop14h 50mVirgin Atlantic

Wed 9/245:00 pmLAS - LHR

1 stop12h 10mVirgin Atlantic

Deal found 4/10

$707

Sun 9/2812:05 pmLHR - LAS

2 stops20h 11mAir Canada

Sat 11/14:50 pmLAS - LHR

1 stop34h 20mAir Canada

Deal found 4/10

$712

Sat 5/106:00 amLHR - LAS

2 stops22h 49mSWISS

Wed 5/141:39 pmLAS - LHR

2 stops20h 11mSWISS

Deal found 4/10

$721

Mon 5/59:15 amLHR - LAS

2 stops22h 30mIberia

Thu 5/810:10 amLAS - LHR

1 stop13h 50mIberia

Deal found 4/10

$732

Thu 9/1812:10 pmLGW - LAS

1 stop18h 25mIcelandair

Sun 9/219:00 pmLAS - LGW

1 stop28h 35mIcelandair

Deal found 4/10

$735

Wed 4/232:25 pmLHR - LAS

1 stop14h 33mBritish Airways

Wed 4/301:55 pmLAS - LHR

1 stop12h 35mBritish Airways

Deal found 4/10

$735

Tue 4/293:05 pmLGW - LAS

1 stop27h 39mAmerican Airlines

Tue 5/203:10 pmLAS - LGW

Nonstop10h 10mAmerican Airlines

Deal found 4/10

$740

Tue 5/64:35 pmLHR - LAS

Nonstop10h 45mDelta

Mon 5/191:57 pmLAS - LHR

1 stop16h 38mDelta

Deal found 4/10

$768

Last-minute flights from London to Las Vegas
Discover last-minute flight deals from London to Las Vegas. Data last updated April 11, 2025 and is based on user searches.

Tue 4/159:25 pmLHR - LAS

2 stops33h 24mIcelandair

Fri 4/252:00 pmLAS - LHR

2 stops22h 20mIcelandair

Deal found 4/10

$881

Thu 4/173:40 pmLGW - LAS

2 stops38h 00mIcelandair

Wed 4/232:00 pmLAS - LGW

2 stops40h 40mIcelandair

Deal found 4/10

$940

Thu 4/172:50 pmLHR - LAS

1 stop13h 39mLufthansa

Mon 4/2111:53 amLAS - LHR

1 stop14h 32mLufthansa

Deal found 4/10

$994

Fri 4/189:30 amLHR - LAS

3 stops20h 46mUnited Airlines

Tue 4/2210:38 amLAS - LHR

2 stops39h 47mUnited Airlines

Deal found 4/10

$692

Fri 4/188:20 amLHR - LAS

1 stop17h 21mFinnair

Sun 5/112:30 pmLAS - LHR

1 stop17h 35mFinnair

Deal found 4/10

$781

Fri 4/182:05 pmLHR - LAS

2 stops33h 45mAir Canada

Sun 5/1111:20 pmLAS - LHR

1 stop26h 40mAir Canada

Deal found 4/10

$803

Fri 4/185:30 pmLHR - LAS

Nonstop10h 40mIberia

Sun 5/112:30 pmLAS - LHR

1 stop17h 35mIberia

Deal found 4/10

$832

Fri 4/185:30 pmLHR - LAS

Nonstop10h 40mAmerican Airlines

Mon 4/288:00 amLAS - LHR

1 stop14h 25mAmerican Airlines

Deal found 4/10

$889

Sat 4/196:00 amLHR - LAS

2 stops34h 27mMultiple Airlines

Sat 4/265:39 pmLAS - LHR

2 stops32h 21mMultiple Airlines

Deal found 4/10

$675

Sat 4/195:10 pmLHR - LAS

Nonstop10h 40mBritish Airways

Sat 4/262:37 pmLAS - LHR

1 stop33h 23mBritish Airways

Deal found 4/10

$848

Sat 4/1910:00 amLGW - LAS

2 stops30h 28mMultiple Airlines

Sat 4/266:35 pmLAS - LGW

2 stops27h 45mMultiple Airlines

Deal found 4/10

$863

Mon 4/216:05 pmLCY - LAS

2 stops32h 28mSWISS

Mon 4/282:20 pmLAS - LCY

1 stop14h 10mSWISS

Deal found 4/10

$986

One-way flights from London to Las Vegas
Search for one-way flight options from London to Las Vegas. Find affordable one-way fares based on user searches. Data last updated April 11, 2025.

Fri 5/1610:55 amLGW - LAS

2 stops29h 03mMultiple Airlines

Deal found 4/10

$298

Thu 5/83:05 pmLHR - LAS

2 stops40h 23mMultiple Airlines

Deal found 4/10

$298

Thu 5/88:15 amSTN - LAS

3 stops42h 30mMultiple Airlines

Deal found 4/10

$302

Thu 5/88:45 amLTN - LAS

3 stops42h 00mMultiple Airlines

Deal found 4/10

$304

Mon 5/511:05 amSEN - LAS

2 stops31h 13mMultiple Airlines

Deal found 4/10

$328

Thu 5/87:45 amLCY - LAS

3 stops23h 43mMultiple Airlines

Deal found 4/10

$410

Fri 4/252:10 pmLHR - LAS

2 stops38h 06mWestJet

Deal found 4/10

$432

Sun 6/110:45 amLGW - LAS

2 stops31h 55mWestJet

Deal found 4/10

$498

Fri 7/119:40 amLGW - LAS

1 stop20h 18mAir Transat

Deal found 4/10

$603

Thu 5/17:40 amLHR - LAS

2 stops24h 03mAer Lingus

Deal found 4/10

$676

Fri 4/259:05 amLCY - LAS

2 stops22h 38mAer Lingus

Deal found 4/10

$709

Tue 9/912:10 pmLGW - LAS

1 stop18h 25mJetBlue

Deal found 4/10

$714

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Sun 5/4

2:00 pm-5:09 pm

2 stops35h 09m

Las Vegas Harry Reid Intl

Thu 5/8

12:38 am-10:00 am

2 stops25h 22m

$671

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 5/8

3:05 pm-11:28 pm

2 stops40h 23m

Las Vegas Harry Reid Intl

Thu 5/22

11:40 am-8:20 pm

2 stops24h 40m

$672

LondonLas Vegas

STN - LAS

STNLAS

London Stansted

Sun 5/4

8:15 am-6:45 pm

3 stops42h 30m

Las Vegas Harry Reid Intl

Fri 5/9

10:40 pm-10:40 am

2 stops28h 00m

$673

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Mon 5/5

9:55 am-7:50 pm

2 stops17h 55m

Las Vegas Harry Reid Intl

Mon 5/12

12:42 pm-6:35 pm

2 stops21h 53m

$688

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 5/16

4:15 pm-9:40 am

2 stops25h 25m

Las Vegas Harry Reid Intl

Sun 5/18

12:59 am-11:35 am

1 stop26h 36m

$689

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 4/25

12:15 pm-11:01 pm

1 stop18h 46m

Las Vegas Harry Reid Intl

Tue 4/29

11:40 am-4:05 pm

1 stop20h 25m

$694

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Mon 5/12

3:05 pm-10:47 am

1 stop27h 42m

Las Vegas Harry Reid Intl

Thu 5/22

3:10 pm-9:20 am

Nonstop10h 10m

$696

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 5/16

9:30 am-4:20 pm

1 stop14h 50m

Las Vegas Harry Reid Intl

Mon 5/19

9:10 pm-8:40 pm

1 stop15h 30m

$705

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sat 5/10

6:00 am-8:49 pm

2 stops22h 49m

Las Vegas Harry Reid Intl

Wed 5/14

1:39 pm-5:50 pm

2 stops20h 11m

$721

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 5/13

4:35 pm-7:20 pm

Nonstop10h 45m

Las Vegas Harry Reid Intl

Tue 5/20

1:59 pm-2:15 pm

1 stop16h 16m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 60 results

...

Compare providers for flights from London to Las Vegas

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Las Vegas in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars
Flightnetwork	Price Accuracy-	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on London-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Las Vegas flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on London-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from London to Las Vegas

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

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Las Vegas

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

The best time to book flights from London to Las Vegas is 22 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 to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from London to Las Vegas (average of $198). Flying from London to Las Vegas in March is currently the most expensive (average of $269). 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.

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

One of the essential ways to save on airfare from London to Las Vegas is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 31% on airfare.

Weekly flight availability from London to Las Vegas

The most flights from LON to LAS are scheduled on a Tuesday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Las Vegas by month

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

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 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Las Vegas

Get a feel of what it's like to fly with Delta, KLM and EL AL from London to Las Vegas by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,910 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,910 reviews

Delta

8.0

Very good

7,910 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,321 reviews

Delta

8.0

Very good

7,910 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

EL AL

7.8

Good

523 reviews

Delta

8.0

Very good

7,910 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat

7.8

Good

385 reviews

Delta

8.0

Very good

7,910 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,269 reviews

Delta

8.0

Very good

7,910 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to Las Vegas from London?
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. Booking flights from London to Harry Reid Intl (LAS) should be relatively easy as there are 9 daily inbound flights from London from 6 different airlines.
What are the cheapest airlines flying from London to Las Vegas round-trip?
Currently priced at $689, United Airlines will fly you from London to Las Vegas and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and Lufthansa - these airlines can fly you to your destination from $694 and $705, respectively. These flights start at 15% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from London to Las Vegas one-way?
$432 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Transat and Aer Lingus, with prices starting from $603 and $676, respectively.
What are the most popular routes from London to Las Vegas?
While some choose either London Gatwick - Las Vegas Harry Reid Intl or London City - Las Vegas Harry Reid Intl, London Heathrow - Las Vegas Harry Reid Intl is the most popular route from London to Las Vegas.
What are the most reliable airlines from London to Las Vegas?
Before booking your flight to Las Vegas from London, check out the most reliable airlines to get you to your destination on time: KLM (94%), Air France (88%), Delta( 88%).
What are the cheapest flights from London to Las Vegas?
While on average a flight from London to Las Vegas is generally $1,688, our data shows the cheapest flight currently is $521. When looking at the most popular route, (London Heathrow - Las Vegas Harry Reid Intl), you can expect to pay $518 for that flight.
Can I find deals for flights from London to Las Vegas that include hotel bookings?
Yes. In addition to deals on London to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Las Vegas?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Las Vegas.
Can I find deals for business class flights from London to Las Vegas?
Yes. Cheapflights offers flight deals from London 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.
What is the cheapest month to book a flight from London to Las Vegas?
Currently, August is the cheapest month in which you can book a flight from London to Las Vegas (average of $198). Flying from London to Las Vegas in March is currently the most expensive (average of $269). 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.

See more FAQs

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Paradise

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Sunrise Manor

Winchester

Primm

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Kingman

Mesquite

Pahrump

Needles

Boulder City

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Las Vegas

Top 6 airlines flying from London to Las Vegas

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest$385	Average$530	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$595	Average$882	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$616	Average$898	FlexibilityNo cancel fee	On-time71%
Iberia	Cheapest$680	Average$985	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$693	Average$921	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$714	Average$940	FlexibilityNo cancel fee	On-time72%

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$298+ Cheap flights from London (LON) to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/16. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from London to Las Vegas Harry Reid Intl are usually found in February or January, booked 22 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

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Cheapest flights from London to Las VegasExplore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

Explore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

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

Compare providers for flights from London to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Las Vegas in April.

Best time to book a flight from London to Las Vegas

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

Cheapflights Insights

Everything you need to know about your flight from London to Las Vegas

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

Use this chart to determine the optimal time to book a round-trip flight from London to Las Vegas. Price data was last updated on April 4, 2025.

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

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

Find hourly flight availability from London to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

Weekly flight availability from London to Las Vegas

Explore weekly flight availability from London to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 11, 2025.

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

Reviews of airlines servicing Las Vegas

Get a feel of what it's like to fly with Delta, KLM and EL AL from London to Las Vegas by reading reviews from past customers. 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

Find useful and relevant information for your journey from London to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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What are the most popular routes from London to Las Vegas?

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

What are the cheapest flights from London to Las Vegas?

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

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

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

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

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Alternative routes for London to Las Vegas

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Top 6 airlines flying from London to Las Vegas

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Cheapest flights from London to Las Vegas
Explore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.