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Cheap flights from Las Vegas to London from £256

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — LON
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in January or February, booked 8 days in advance, depart on a Sunday or Friday and return on a Tuesday

Cheap flight deals from Las Vegas to London

Enter your travel dates to find the best prices.

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 19 February 2026.

Wed 6/515:38
LAS
-
LGW
2 stops18h 17m
SWISS
Wed 20/509:20
LGW
-
LAS
1 stop14h 25m
SWISS
Deal found 19/2£457
Tue 28/419:20
LAS
-
LHR
1 stop14h 30m
Multiple Airlines
Wed 6/509:30
LHR
-
LAS
1 stop14h 50m
Multiple Airlines
Deal found 17/2£459
Tue 21/419:20
LAS
-
LGW
1 stop14h 30m
SWISS
Tue 28/409:25
LGW
-
LAS
2 stops20h 34m
SWISS
Deal found 19/2£461
Tue 3/311:20
LAS
-
LHR
1 stop17h 30m
WestJet
Tue 10/314:50
LHR
-
LAS
1 stop13h 43m
WestJet
Deal found 17/2£462
Wed 18/316:45
LAS
-
LHR
1 stop36h 05m
Multiple Airlines
Wed 25/306:00
LHR
-
LAS
2 stops23h 33m
Multiple Airlines
Deal found 18/2£464
Tue 28/419:20
LAS
-
LHR
1 stop14h 30m
SWISS
Wed 6/508:40
LHR
-
LAS
2 stops20h 21m
SWISS
Deal found 17/2£465
Tue 14/406:15
LAS
-
LHR
2 stops19h 45m
Multiple Airlines
Tue 21/408:45
LHR
-
LAS
1 stop15h 40m
Multiple Airlines
Deal found 18/2£466
Tue 14/419:20
LAS
-
LCY
1 stop14h 05m
SWISS
Tue 28/419:15
LCY
-
LAS
2 stops33h 44m
SWISS
Deal found 17/2£467
Wed 6/521:10
LAS
-
LHR
1 stop17h 00m
Lufthansa
Wed 20/509:30
LHR
-
LAS
1 stop14h 50m
Lufthansa
Deal found 18/2£467
Tue 21/419:20
LAS
-
LCY
1 stop14h 05m
SWISS
Tue 28/409:15
LCY
-
LAS
1 stop15h 10m
SWISS
Deal found 19/2£468
Mon 13/406:15
LAS
-
LHR
1 stop23h 05m
Multiple Airlines
Tue 28/406:00
LHR
-
LAS
1 stop18h 25m
Multiple Airlines
Deal found 17/2£469
Tue 14/419:20
LAS
-
LCY
1 stop14h 05m
SWISS
Tue 21/409:15
LCY
-
LAS
1 stop15h 10m
SWISS
Deal found 18/2£470

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 19 February 2026.

Round-trip from

£458

One-way from

£256

Popular in

June

Cheapest in

January

Average price

£498

Good round-trip deal

£490 or less

Good one-way deal

£298 or less
SWISS
  • SWISS
  • 6/5-20/5
  • 3 total stops
  • 32h 42m total
  • Las Vegas to London
Search Deals
27/2
  • 27/2
  • 3 total stops
  • 32h 05m total
  • Las Vegas to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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

 
Customise 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 858,174 searches. Data last updated 19 February 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

Tue 31/3

07:55-23:20

3 stops31h 25m

London Stansted

Tue 14/4

06:30-21:33

3 stops47h 03m

£473

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 16/3

21:45-14:40

Nonstop9h 55m

London Heathrow

Mon 23/3

17:20-08:45

1 stop22h 25m

£485

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 16/3

14:34-11:15

1 stop13h 41m

London Heathrow

Mon 23/3

15:20-23:55

1 stop15h 35m

£488

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 18/3

11:08-07:25

1 stop13h 17m

London Heathrow

Wed 25/3

08:00-17:16

1 stop16h 16m

£488

Las VegasLondon

LAS - LTN

LASLTN

Las Vegas Harry Reid Intl

Tue 3/3

07:00-20:10

3 stops29h 10m

London Luton

Sat 7/3

06:00-22:02

2 stops24h 02m

£491

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 6/4

22:40-20:40

1 stop14h 00m

London Heathrow

Wed 15/4

14:50-20:58

1 stop14h 08m

£501

Las VegasLondon

LAS - STN

LASSTN

Las Vegas Harry Reid Intl

Mon 16/3

09:00-10:20

2 stops18h 20m

London Stansted

Mon 23/3

20:20-22:31

3 stops33h 11m

£504

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 9/8

15:55-15:35

1 stop15h 40m

London Heathrow

Fri 21/8

09:55-18:35

1 stop16h 40m

£508

Las VegasLondon

LAS - STN

LASSTN

Las Vegas Harry Reid Intl

Tue 3/3

12:10-23:10

3 stops27h 00m

London Stansted

Sat 7/3

18:00-21:31

3 stops35h 31m

£517

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Fri 8/5

05:15-06:30

2 stops17h 15m

London Heathrow

Fri 15/5

06:50-18:28

2 stops19h 38m

£518

Flights are sorted by cheapest return flights first.

Deals found on 17/2

Showing 1-10 of 60 results
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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 return 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 return flight from Las Vegas to London. Price data was last updated on 18 February 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, March is the cheapest month in which you can book a flight from Las Vegas to London (average of £323). Flying from Las Vegas to London in June is currently the most expensive (average of £726). 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 19 February 2026.

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

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 19 February 2026.

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

What’s the top stopover airport for flights from Las Vegas to London?

Share of one-stop return flights from Las Vegas to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

New York (JFK) – chosen by Cheapflights users on 50% of one-stop itineraries from Las Vegas to London on Cheapflights.

What’s the cheapest stopover airport for flights from Las Vegas to London?

Average return fare for one-stop flights from Las Vegas to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Boston (BOS) is the most affordable one-stop option, with an average return flight price of £577.

What’s the fastest stopover option from Las Vegas to London?

Shortest average travel time for one-stop one-way flights from Las Vegas to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for one-stop routes: 12h 07m.

Which airport typically offers the quickest stopover for flights from Las Vegas to London?

Average stopover duration for one-stop one-way flights from Las Vegas to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Denver (DEN) offer the fastest connection on this route, with an average stopover time of 1h 31m.

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 19 February 2026.
Read reviews from past customers who have flown with Delta, Virgin Atlantic, andBritish Airways from Las Vegas to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,214 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

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
8,214 reviews
Delta
7.9
Good
8,214 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

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
679 reviews
Delta
7.9
Good
8,214 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

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
7,753 reviews
Delta
7.9
Good
8,214 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

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?

    If you book a flight to London from Las Vegas, you will be flying from 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 9 flights from Harry Reid Intl to London per day from 2 different airlines.

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

    A quick flight from Las Vegas to London can take about 9h 55m. Delta provides one of the quickest options available for as low as £485. Airlines will cover a distance of 5213 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Flying on Virgin Atlantic is currently your cheapest option to London, with prices starting at £410. Another option worth looking into is British Airways, starting at £461 return. Virgin Atlantic is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapet airlines for a one-way flight from Las Vegas to London are JetBlue (£270), Iberia (£275), and Virgin Atlantic (£284).

  • 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 (97%), Delta (97%) or Virgin Atlantic (97%) 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?

    On average you can expect to pay £429 for a flight from Las Vegas to London. The cheapest flight overall is £254 while the most popular route, (Las Vegas Harry Reid Intl - London Heathrow) is currently priced at £452.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Las Vegas to London (average of £323). Flying from Las Vegas to London in June is currently the most expensive (average of £726). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Luton
Croydon
Wembley
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
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Kingston upon Thames
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Chelmsford
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Crawley
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Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Las Vegas to London

Discover the top 2 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 858,174 searches. Data last updated 19 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£410Average£687FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£461Average£603FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Las Vegas to London?

Deals for Las Vegas to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Las Vegas to London?

Cheapflights simply makes it quick and affordable to book flights from Las Vegas to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Las Vegas to London with no change fees?

Certainly. Search results for flights to London from Las Vegas shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Las Vegas to London become cheaper?

Of course! You can now track prices for flights from Las Vegas to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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