Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Las Vegas from £427

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 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAS
16 Jul — 23 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Las Vegas Harry Reid Intl are usually found in January or February, booked 58 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from London to Las Vegas

Enter your travel dates to find the best prices.

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 16 June 2026.

Fri 4/909:50
LCY
-
LAS
2 stops20h 29m
British Airways
Tue 8/923:09
LAS
-
LCY
2 stops26h 01m
British Airways
Deal found 13/6£636
Tue 18/806:30
LHR
-
LAS
2 stops18h 32m
Lufthansa
Tue 25/814:20
LAS
-
LHR
2 stops19h 20m
Lufthansa
Deal found 12/6£636
Thu 16/717:00
LGW
-
LAS
2 stops31h 41m
Air France
Thu 23/717:41
LAS
-
LGW
2 stops38h 19m
Air France
Deal found 14/6£637
Thu 2/708:25
LCY
-
LAS
1 stop18h 10m
Virgin Atlantic
Thu 9/720:25
LAS
-
LCY
1 stop14h 05m
Virgin Atlantic
Deal found 14/6£637
Sat 8/810:55
LHR
-
LAS
1 stop13h 02m
KLM
Fri 21/809:59
LAS
-
LHR
1 stop13h 11m
KLM
Deal found 11/6£637
Thu 29/1010:00
LGW
-
LAS
2 stops19h 49m
Virgin Atlantic
Fri 6/1111:30
LAS
-
LGW
2 stops20h 15m
Virgin Atlantic
Deal found 15/6£637
Mon 13/707:45
LCY
-
LAS
2 stops20h 35m
Virgin Atlantic
Sun 26/720:25
LAS
-
LCY
1 stop12h 55m
Virgin Atlantic
Deal found 14/6£637
Sun 27/917:15
LHR
-
LAS
Nonstop10h 45m
Finnair
Thu 1/1017:20
LAS
-
LHR
Nonstop9h 55m
Finnair
Deal found 15/6£637
Thu 25/608:40
LGW
-
LAS
2 stops45h 42m
Multiple Airlines
Sat 11/721:42
LAS
-
LGW
1 stop28h 18m
Multiple Airlines
Deal found 12/6£638
Tue 21/711:45
LHR
-
LAS
1 stop18h 35m
Virgin Atlantic
Sat 25/718:40
LAS
-
LHR
2 stops30h 35m
Virgin Atlantic
Deal found 13/6£638
Wed 12/809:25
LGW
-
LAS
1 stop14h 20m
SWISS
Tue 18/815:07
LAS
-
LGW
2 stops18h 43m
SWISS
Deal found 13/6£639
Mon 13/709:15
LCY
-
LAS
2 stops20h 44m
SWISS
Wed 22/719:20
LAS
-
LCY
1 stop14h 05m
SWISS
Deal found 11/6£639

Find flight deals from London to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 16 June 2026.

Round-trip from

£636

One-way from

£427

Popular in

June

Cheapest in

January

Average price

£751

Good round-trip deal

£653 or less

Good one-way deal

£525 or less
Virgin Atlantic
  • Virgin Atlantic
  • 7/11-7/12
  • 4 total stops
  • 44h 30m total
  • London to Las Vegas
Search Deals
22/6
  • 22/6
  • 2 total stops
  • 45h 42m total
  • London to Las Vegas
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from London (LON) to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 858,174 searches. Data last updated 16 June 2026.
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

Cheapest return flight

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Mon 10/8

07:45-20:16

2 stops20h 31m

Las Vegas Harry Reid Intl

Mon 17/8

09:59-09:30

2 stops15h 31m

£642

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 7/7

06:00-17:57

2 stops19h 57m

Las Vegas Harry Reid Intl

Sun 12/7

21:10-21:45

2 stops16h 35m

£643

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 2/7

12:30-20:30

1 stop16h 00m

Las Vegas Harry Reid Intl

Sun 5/7

22:10-16:05

Nonstop9h 55m

£647

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 10/8

06:00-16:20

2 stops18h 20m

Las Vegas Harry Reid Intl

Wed 2/9

21:10-21:45

2 stops16h 35m

£667

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Sat 19/9

09:00-20:32

2 stops19h 32m

Las Vegas Harry Reid Intl

Sat 26/9

15:17-17:25

2 stops18h 08m

£676

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 19/7

06:00-16:20

2 stops18h 20m

Las Vegas Harry Reid Intl

Sat 1/8

21:10-21:45

2 stops16h 35m

£676
Fastest return journey

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 20/9

18:30-21:15

Nonstop10h 45m

Las Vegas Harry Reid Intl

Sat 3/10

22:00-15:55

Nonstop9h 55m

£690

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Mon 13/7

09:25-21:59

2 stops20h 34m

Las Vegas Harry Reid Intl

Wed 22/7

07:00-08:25

2 stops17h 25m

£695

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Tue 30/6

09:25-21:27

2 stops20h 02m

Las Vegas Harry Reid Intl

Tue 7/7

07:00-08:25

2 stops17h 25m

£697

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Mon 13/7

09:15-21:59

2 stops20h 44m

Las Vegas Harry Reid Intl

Wed 22/7

10:25-12:35

2 stops18h 10m

£710

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 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 London to Las Vegas

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

Currently, January is the cheapest month in which you can book a flight from London to Las Vegas (average of £537). Flying from London to Las Vegas in July is currently the most expensive (average of £715). 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?

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 16 June 2026.

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

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 16 June 2026.

The most flights from LON to LAS are scheduled on a Monday (11 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost for a return flight from London to Las Vegas?

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

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

New York (JFK) – chosen by Cheapflights users on 19% of one-stop itineraries from London to Las Vegas on Cheapflights.

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

Average return fare for one-stop flights from London to Las Vegas, 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 £455.

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

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

Flights via Paris (CDG) have the shortest average one-way travel time for one-stop routes: 13h 10m.

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

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

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 15m.

How often are flights from London to Las Vegas delayed?

About 17% of weekly flights between London and Las Vegas have experienced delays in the past year, with the average delay time being 123 minutes.

What is the most punctual flight time for London to Las Vegas flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 12% of flights being delayed.

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

The price you pay for your flight from London to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 16 June 2026.
Get a feel of what it's like to fly with KLM,Virgin Atlantic, andAir France from London to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,529 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,529 reviews
KLM
7.8
Good
1,529 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Virgin Atlantic
7.5
Good
690 reviews
KLM
7.8
Good
1,529 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air France
7.4
Good
1,606 reviews
KLM
7.8
Good
1,529 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
American Airlines
7.1
Good
11,669 reviews
KLM
7.8
Good
1,529 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,054 reviews
KLM
7.8
Good
1,529 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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?

    For a flight from London to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 10 inbound flights from London per day. 18 airlines have flights to Las Vegas Harry Reid Intl from London on a regular basis.

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

    Airlines like Virgin Atlantic, SWISS, and British Airways fly from London to Las Vegas in about 16h. The time it takes to get you to your destination can typically vary by up to 4h 31m. The distance between London and Las Vegas is about 5213 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from London to Las Vegas round-trip from £364. Other airlines that can offer you cheap pricing are Air Canada, from £389, and WestJet, from £408. You may be able to fly from London to Las Vegas for 44% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £270. JetBlue flights start at £318 while deals on Air France start at £351 one-way.

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

    The most popular route from London to Las Vegas is London Heathrow - Las Vegas Harry Reid Intl. You may also consider London Gatwick - Las Vegas Harry Reid Intl or London Stansted - Las Vegas Harry Reid Intl.

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

    The top 3 most reliable airlines when flying from London to Las Vegas are KLM (93%), Air France (93%) and Delta (93%).

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

    The cheapest flight price from London to Las Vegas is £479. On average you can expect to pay £1,124. The most popular route, (London Heathrow - Las Vegas Harry Reid Intl), can usually be booked for £442.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from London to Las Vegas (average of £537). Flying from London to Las Vegas in July is currently the most expensive (average of £715). 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 Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Henderson

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Las Vegas on these airlines

Choose from the following airlines for your flight from London to Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on 16 June 2026.
Virgin Atlantic flights from London to Las Vegas Harry Reid Intl
British Airways flights from London to Las Vegas Harry Reid Intl
Finnair flights from London to Las Vegas Harry Reid Intl

Top 10 airlines flying from London to Las Vegas

Discover the top 10 airlines that operate flights from London 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 858,174 searches. Data last updated 16 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£364Average£827FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapest£389Average£555FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapest£408Average£491FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapest£410Average£592FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£437Average£582FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest£438Average£706FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
IcelandairCheapest£444Average£474FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£461Average£641FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapest£462Average£582FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£465Average£655FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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 London to Las Vegas?

Deals for London to Las Vegas 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 London to Las Vegas?

Cheapflights helps you find that perfect flight to Las Vegas from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Las Vegas from London 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 London to Las Vegas become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Las Vegas from London today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.