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$349+ Cheap flights from Las Vegas (LAS) to London (LON)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — LON
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Find cheap flights from Las Vegas to London 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

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in February or January, booked 8 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Las Vegas to London

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

This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/241:10 pm
LAS
-
LHR
2 stops23h 40m
Lufthansa
Sun 3/16:30 am
LHR
-
LAS
2 stops22h 25m
Lufthansa
Deal found 1/26$629
This Mytrip deal was found by Cheapflights users on 1/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/912:10 pm
LAS
-
STN
3 stops20h 35m
Multiple Airlines
Mon 3/168:45 pm
STN
-
LAS
3 stops30h 54m
Multiple Airlines
Deal found 1/25$630
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 3/67:30 am
LAS
-
LHR
1 stop20h 30m
United Airlines
Fri 3/136:50 am
LHR
-
LAS
2 stops18h 20m
United Airlines
Deal found 1/26$630
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:41 am
LAS
-
LHR
2 stops17h 09m
Multiple Airlines
Sun 3/16:00 am
LHR
-
LAS
2 stops22h 55m
Multiple Airlines
Deal found 1/25$631
This Cheapflightsfares deal was found by Cheapflights users on 1/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:20 pm
LAS
-
LCY
1 stop14h 10m
SWISS
Wed 5/209:15 am
LCY
-
LAS
1 stop15h 10m
SWISS
Deal found 1/25$632
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/67:15 am
LAS
-
LGW
2 stops18h 45m
Multiple Airlines
Fri 3/62:00 pm
LGW
-
LAS
1 stop16h 43m
Multiple Airlines
Deal found 1/27$632
This FlightHub deal was found by Cheapflights users on 1/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:45 pm
LAS
-
LHR
2 stops35h 05m
Multiple Airlines
Tue 4/288:45 am
LHR
-
LAS
1 stop15h 40m
Multiple Airlines
Deal found 1/26$632
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:20 pm
LAS
-
LCY
1 stop14h 10m
SWISS
Wed 5/139:15 am
LCY
-
LAS
1 stop15h 10m
SWISS
Deal found 1/26$634
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:10 pm
LAS
-
LHR
1 stop13h 20m
Multiple Airlines
Wed 3/256:00 am
LHR
-
LAS
2 stops23h 33m
Multiple Airlines
Deal found 1/25$634
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 pm
LAS
-
LCY
1 stop14h 30m
SWISS
Tue 5/57:15 pm
LCY
-
LAS
1 stop29h 10m
SWISS
Deal found 1/27$635
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Mon 3/91:30 pm
LAS
-
LHR
2 stops15h 30m
United Airlines
Mon 3/167:40 am
LHR
-
LAS
2 stops20h 15m
United Airlines
Deal found 1/25$635
This Cheapflightsfares deal was found by Cheapflights users on 1/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 pm
LAS
-
LCY
1 stop14h 30m
SWISS
Tue 4/289:15 am
LCY
-
LAS
1 stop15h 10m
SWISS
Deal found 1/25$636

Find flight deals from Las Vegas to London

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to London (LON). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$629
(Cheapflightsfares)

One-way from

$349
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$650

Good round-trip deal

$656 or less

Good one-way deal

$472 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-London (LON) flights.
Search Deals
From Las Vegas Harry Reid Intl to London (LON)
Search Deals
One-way flight from Las Vegas Harry Reid Intl to London (LON)
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($250 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to London (LON).
Search Deals
Price to beat on a one-way flight from Las Vegas Harry Reid Intl to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to London 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 January 27, 2026.
Use the filters below to find and compare flights from Las Vegas to London that are best for you.

Fly from

Las Vegas

Fly to

London

Route

Depart

Return

Price

Las VegasLondon

LAS - STN

LASSTN

Las Vegas Harry Reid Intl

Mon 3/9

12:10 pm-3:45 pm

3 stops20h 35m

London Stansted

Mon 3/16

8:45 pm-8:39 pm

3 stops30h 54m

$630

Las VegasLondon

LAS - LCY

LASLCY

Las Vegas Harry Reid Intl

Wed 5/6

7:20 pm-5:30 pm

1 stop14h 10m

London City

Wed 5/20

9:15 am-4:25 pm

1 stop15h 10m

$632

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/4

10:52 am-1:00 pm

2 stops18h 08m

London Heathrow

Tue 3/10

9:00 am-10:30 pm

2 stops20h 30m

$640

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 2/24

8:45 pm-2:40 pm

Nonstop9h 55m

London Heathrow

Sun 3/1

4:35 pm-7:15 pm

Nonstop10h 40m

$644

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/11

9:45 pm-2:40 pm

Nonstop9h 55m

London Heathrow

Tue 3/17

4:00 pm-7:50 pm

Nonstop10h 50m

$644

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/11

9:45 pm-2:40 pm

Nonstop9h 55m

London Heathrow

Tue 3/17

4:00 pm-7:50 pm

Nonstop10h 50m

$644

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 2/23

1:20 pm-10:00 am

1 stop12h 40m

London Heathrow

Mon 3/2

4:00 pm-6:50 pm

Nonstop10h 50m

$649

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 2/23

9:35 am-7:05 am

1 stop13h 30m

London Heathrow

Sun 3/1

4:35 pm-7:15 pm

Nonstop10h 40m

$649

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/11

11:38 am-10:15 am

1 stop15h 37m

London Heathrow

Mon 3/16

4:00 pm-7:50 pm

Nonstop10h 50m

$649

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 3/12

1:55 pm-11:55 am

1 stop15h 00m

London Heathrow

Mon 3/16

4:00 pm-7:50 pm

Nonstop10h 50m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 60 results
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Compare providers for flights from Las Vegas to London

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 Las Vegas to London in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 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 Las Vegas-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Las Vegas-London 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 Las Vegas-London 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 Las Vegas to London

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

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

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to London. Price data was last updated on January 23, 2026.

Booking 8 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Las Vegas to London (average of $409). Flying from Las Vegas to London in June is currently the most expensive (average of $983). 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 LAS to LON?

Find hourly flight availability from Las Vegas to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 27, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to London as you normally would.

Weekly flight availability from Las Vegas to London

Explore weekly flight availability from Las Vegas to London. 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 January 27, 2026.

The most flights from LAS to LON are scheduled on a Wednesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

The best insider tips for Las Vegas to London 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 Las Vegas to London 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 London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated January 27, 2026.
See what other customers who have flown with Delta, Virgin Atlantic, and American Airlines from Las Vegas to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,121 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,121 reviews
Delta
7.9
Good
8,121 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,121 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,198 reviews
Delta
7.9
Good
8,121 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,099 reviews
Delta
7.9
Good
8,121 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,702 reviews
Delta
7.9
Good
8,121 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to London. 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 from for flights from Las Vegas to London?

    Las Vegas Harry Reid Intl (LAS), located 6.2 mi from the city center, is the airport you fly out of when you book flights from Las Vegas to London. 10 airlines have flights from Harry Reid Intl to London on a regular basis. Booking flights from Las Vegas Harry Reid Intl to London should not be difficult; the airport handles an average of 9 outbound flights to London per day.

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

    For as low as $644, SWISS can have you in London from Las Vegas in 9h 55m. Las Vegas and London are separated by a distance of 5213 mi. This flight may include one or multiple stops.

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

    Flying on Norse Atlantic UK is currently your cheapest option to London, with prices starting at $436. Additional round-trip tickets that might be worth considering are offered by Virgin Atlantic and British Airways, with the lowest prices starting at $542 and $549, respectively. Users have found that Norse Atlantic UK is 46% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $398. British Airways flights start at $424 while deals on Virgin Atlantic start at $429 one-way.

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

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

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

    Consider KLM (95%), Delta (95%) or Virgin Atlantic (95%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to London.

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

    Looking at all options, your cheapest flight can be booked for $297. While the most popular route (Las Vegas Harry Reid Intl - London Heathrow) can be booked for $593 on average, our data indicates $1,430 when flying from Las Vegas to London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas to London 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 Las Vegas to London?

    Currently, January is the cheapest month in which you can book a flight from Las Vegas to London (average of $409). Flying from Las Vegas to London in June is currently the most expensive (average of $983). 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 London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Las Vegas to London

Discover the top 10 airlines that operate flights from Las Vegas to London. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$436Average$464FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$542Average$985FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$549Average$799FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$566Average$888FlexibilityNo cancel feeOn-time71%
IberiaCheapest$596Average$1,182FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$598Average$776FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$610Average$698FlexibilityNo cancel feeOn-time67%
DeltaCheapest$615Average$957FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$638Average$1,015FlexibilityNo cancel feeOn-time62%
FinnairCheapest$685Average$916FlexibilityNo cancel feeOn-time76%

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