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$574+ Cheap flights from Heathrow (LHR) 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAS
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find cheap flights from Heathrow to Las Vegas with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from London Heathrow to Las Vegas Harry Reid Intl are usually found in January or February, booked 58 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Heathrow to Las Vegas

Cheapest flights from Heathrow to Las Vegas
Explore the most affordable flight options available from Heathrow to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This TravelUp deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:10 pm
LHR
-
LAS
1 stop15h 27m
British Airways
Thu 9/1010:10 pm
LAS
-
LHR
Nonstop9h 55m
British Airways
Deal found 7/23$737
This Expedia deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:30 am
LHR
-
LAS
2 stops19h 21m
Lufthansa
Tue 9/159:08 am
LAS
-
LHR
1 stop13h 37m
Lufthansa
Deal found 7/26$738
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:50 am
LHR
-
LAS
2 stops18h 54m
United Airlines
Fri 10/27:00 am
LAS
-
LHR
2 stops16h 15m
United Airlines
Deal found 7/25$739
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:50 am
LHR
-
LAS
2 stops18h 54m
United Airlines
Wed 9/1610:50 am
LAS
-
LHR
1 stop13h 40m
United Airlines
Deal found 7/26$740
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:50 am
LHR
-
LAS
2 stops17h 51m
United Airlines
Wed 11/1812:50 pm
LAS
-
LHR
1 stop15h 10m
United Airlines
Deal found 7/24$741
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:50 am
LHR
-
LAS
2 stops17h 51m
United Airlines
Thu 11/261:07 pm
LAS
-
LHR
1 stop13h 18m
United Airlines
Deal found 7/23$742
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:50 am
LHR
-
LAS
2 stops17h 12m
United Airlines
Thu 9/172:17 pm
LAS
-
LHR
2 stops15h 53m
United Airlines
Deal found 7/22$743
This Globehunters deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:40 pm
LHR
-
LAS
Nonstop10h 45m
Air France
Wed 11/1810:20 pm
LAS
-
LHR
Nonstop9h 55m
Air France
Deal found 7/24$744
This Virgin Atlantic deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:30 am
LHR
-
LAS
1 stop15h 45m
Virgin Atlantic
Tue 1/1210:20 pm
LAS
-
LHR
Nonstop9h 55m
Virgin Atlantic
Deal found 7/23$745
This Globehunters deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:40 pm
LHR
-
LAS
1 stop16h 10m
Lufthansa
Thu 9/249:47 am
LAS
-
LHR
1 stop13h 38m
Lufthansa
Deal found 7/26$746
This ChecknFly deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:30 am
LHR
-
LAS
1 stop16h 50m
Lufthansa
Wed 9/2311:08 pm
LAS
-
LHR
2 stops28h 42m
Lufthansa
Deal found 7/26$748

Find flight deals from Heathrow to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$735
(TravelUp)

One-way from

$574
(TravelUp)

Popular in

July

Cheapest in

January

Average price

$990

Good round-trip deal

$1,265 or less

Good one-way deal

$695 or less
Provider with most accurate pricing for London Heathrow-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Las Vegas Harry Reid Intl flights.
Search Deals
From London Heathrow to Las Vegas Harry Reid Intl
Search Deals
One-way flight from London Heathrow to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from London Heathrow to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 12/20

10:45 am-12:31 am

1 stop21h 46m

Las Vegas Harry Reid Intl

Wed 12/30

6:05 am-7:45 am

1 stop17h 40m

$763

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 11/5

4:05 pm-6:50 pm

Nonstop10h 45m

Las Vegas Harry Reid Intl

Wed 11/11

1:56 pm-10:25 am

1 stop12h 29m

$768

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 8/30

10:20 am-9:08 pm

2 stops18h 48m

Las Vegas Harry Reid Intl

Fri 9/11

11:38 pm-9:35 am

2 stops25h 57m

$771

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 9/13

11:25 am-5:02 pm

1 stop13h 37m

Las Vegas Harry Reid Intl

Thu 9/24

1:38 pm-9:40 am

1 stop12h 02m

$771

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 11/22

2:45 pm-10:23 pm

1 stop15h 38m

Las Vegas Harry Reid Intl

Sun 11/29

8:55 pm-2:50 pm

Nonstop9h 55m

$773

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 12/3

6:40 am-10:49 pm

2 stops24h 09m

Las Vegas Harry Reid Intl

Wed 12/9

9:10 am-4:00 pm

3 stops22h 50m

$778

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 9/10

6:40 am-11:36 pm

2 stops24h 56m

Las Vegas Harry Reid Intl

Wed 9/23

7:05 am-6:30 pm

2 stops27h 25m

$779

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 10/13

10:50 am-10:13 pm

2 stops19h 23m

Las Vegas Harry Reid Intl

Mon 10/19

10:44 am-9:40 am

2 stops14h 56m

$785

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 8/31

6:00 am-6:39 pm

2 stops20h 39m

Las Vegas Harry Reid Intl

Sun 9/13

9:10 pm-9:45 pm

2 stops16h 35m

$804

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 10/20

6:40 am-10:01 pm

2 stops23h 21m

Las Vegas Harry Reid Intl

Sat 10/24

11:00 am-7:30 pm

2 stops24h 30m

$817

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Heathrow 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 Heathrow to Las Vegas in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*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 Heathrow Airport-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 Heathrow Airport-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-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 Heathrow Airport-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 Heathrow to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Heathrow 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 Heathrow Airport to Las Vegas

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

The best time to book flights from London Heathrow Airport to Las Vegas is 57 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 Heathrow Airport to Las Vegas?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Las Vegas (average of $751). Flying from London Heathrow Airport to Las Vegas in July is currently the most expensive (average of $990). 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 LHR to LAS?

Find hourly flight availability from Heathrow 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 July 27, 2026.

When flying from London Heathrow Airport to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from London Heathrow Airport to Las Vegas?

Airfare is below average for this route at the moment.

London Heathrow Airport to Las Vegas flights typically cost between $816 and $1,126 in September.
The cheapest round-trip price found within the last 5 days was $735 on British Airways (Sep 7-Sep 12).

The best insider tips for London Heathrow Airport to Las Vegas flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Las Vegas trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LHR and LAS

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated July 27, 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Las Vegas, such as Delta,Virgin Atlantic, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,485 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Virgin Atlantic
7.5
Good
695 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,840 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
British Airways
6.7
Okay
8,130 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    If you book a flight to Las Vegas from London Heathrow, you will be flying to Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 10 flights from London Heathrow to Harry Reid Intl per day from 4 different airlines.

  • How long is the flight from London Heathrow Airport to Las Vegas?

    There are many flights that can get you from London Heathrow Airport to Las Vegas in 10h 45m. Fly via Delta, British Airways, or Scandinavian Airlines to get the fastest option. Airlines will cover a distance of 5213 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Delta, at $600, was found to be the cheapest airline from London Heathrow Airport to Las Vegas.Alternate airlines to your destination round-trip include American Airlines and British Airways. Delta is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $569. Lufthansa flights start at $594 while deals on American Airlines start at $606 one-way.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Las Vegas are KLM (88%), Air France (88%) and Delta (88%).

  • What are the cheapest flights from London Heathrow Airport to Las Vegas?

    Looking at all options, your cheapest flight can be booked for $631. While the most popular route (London Heathrow - Las Vegas Harry Reid Intl) can be booked for $578 on average, our data indicates $2,691 when flying from London Heathrow Airport to Las Vegas.

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

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

  • How can I find direct flights from Heathrow to Las Vegas?

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Las Vegas (average of $751). Flying from London Heathrow Airport to Las Vegas in July is currently the most expensive (average of $990). 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

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
Mesquite
North Las Vegas
Kingman
Winchester
Boulder City
Needles
Sunrise Manor

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Alternative routes for Heathrow to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Las Vegas flights
Stansted to Las Vegas flights
Heathrow to Reno flights

Top 4 airlines flying from Heathrow to Las Vegas

Discover the top 4 airlines that operate flights from Heathrow to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$600Average$948FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$652Average$1,072FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$667Average$1,043FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$718Average$1,205FlexibilityNo cancel feeOn-time72%

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