Cheap flights from London to Las Vegas from £328

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 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAS
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Las Vegas Harry Reid Intl are usually found in February or March, booked 23 days in advance, depart on a Tuesday or Thursday and return on a Sunday

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 18 December 2025.

Thu 25/1211:55LHR - LAS
1 stop16h 56mAmerican Airlines
Mon 29/1220:55LAS - LHR
Nonstop9h 55mAmerican Airlines
Deal found 17/12£489
Thu 25/1211:55LHR - LAS
1 stop14h 58mBritish Airways
Wed 31/1210:11LAS - LHR
1 stop13h 09mBritish Airways
Deal found 18/12£502
Thu 25/1208:20LHR - LAS
1 stop15h 38mMultiple Airlines
Mon 29/1207:00LAS - LHR
1 stop21h 05mMultiple Airlines
Deal found 17/12£518
Sat 27/1211:50LHR - LAS
1 stop17h 09mAmerican Airlines
Mon 29/1220:55LAS - LHR
Nonstop9h 55mAmerican Airlines
Deal found 17/12£520
Fri 26/1216:30LHR - LAS
1 stop15h 09mBritish Airways
Wed 31/1210:51LAS - LHR
1 stop13h 44mBritish Airways
Deal found 17/12£523
Thu 25/1210:05LHR - LAS
1 stop16h 48mAmerican Airlines
Tue 30/1209:50LAS - LHR
1 stop13h 00mAmerican Airlines
Deal found 18/12£527
Fri 26/1208:20LHR - LAS
1 stop15h 34mAmerican Airlines
Wed 31/1210:11LAS - LHR
1 stop15h 04mAmerican Airlines
Deal found 16/12£528
Thu 25/1216:55LHR - LAS
1 stop25h 56mFinnair
Tue 30/1211:59LAS - LHR
1 stop16h 21mFinnair
Deal found 17/12£556
Wed 31/1207:45LCY - LAS
2 stops24h 14mDelta
Tue 6/116:05LAS - LCY
1 stop33h 25mDelta
Deal found 17/12£726
Mon 29/1208:40LCY - LAS
2 stops56h 05mDelta
Tue 6/116:05LAS - LCY
1 stop32h 05mDelta
Deal found 17/12£873
Wed 31/1207:45LCY - LAS
2 stops24h 14mDelta
Mon 5/116:05LAS - LCY
1 stop32h 45mDelta
Deal found 17/12£908
Tue 30/1208:40LCY - LAS
2 stops32h 05mDelta
Tue 6/116:05LAS - LCY
1 stop16h 30mDelta
Deal found 17/12£923

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 18 December 2025.

Round-trip from

£467

One-way from

£328

Popular in

July

Cheapest in

February

Average price

£653

Good round-trip deal

£507 or less

Good one-way deal

£496 or less
31/1-7/2
  • 31/1-7/2
  • 2 total stops
  • 38h 50m total
  • London to Las Vegas
18/2
  • 18/2
  • 2 total stops
  • 33h 41m total
  • London to Las Vegas
Highest demand for flights based on searches. 11% potential increase in price (£62 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from London (LON) to Las Vegas Harry Reid Intl.
Price to beat on a one-way flight from London (LON) to Las Vegas Harry Reid Intl.

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 18 December 2025.
Use the filters below to find and compare flights from London to Las Vegas that are best for you.

Fly from

London

Fly to

Las Vegas

Route

Depart

Return

Price

LondonLas Vegas

STN - LAS

STNLAS

London Stansted

Sat 28/2

10:15-17:50

1 stop15h 35m

Las Vegas Harry Reid Intl

Thu 5/3

19:35-18:20

1 stop14h 45m

£468

LondonLas Vegas

LTN - LAS

LTNLAS

London Luton

Thu 15/1

09:00-17:50

1 stop16h 50m

Las Vegas Harry Reid Intl

Sat 31/1

19:35-16:05

1 stop12h 30m

£470

LondonLas Vegas

LTN - LAS

LTNLAS

London Luton

Sat 31/1

09:00-17:50

1 stop16h 50m

Las Vegas Harry Reid Intl

Sat 7/2

19:35-18:15

1 stop14h 40m

£470

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Tue 3/2

06:50-17:50

1 stop19h 00m

Las Vegas Harry Reid Intl

Sun 8/2

13:06-14:35

2 stops41h 29m

£476

LondonLas Vegas

STN - LAS

STNLAS

London Stansted

Sat 28/2

10:15-17:50

1 stop15h 35m

Las Vegas Harry Reid Intl

Sat 7/3

19:35-23:05

1 stop19h 30m

£487

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Thu 29/1

09:15-21:59

2 stops20h 44m

Las Vegas Harry Reid Intl

Wed 11/2

13:50-17:05

2 stops19h 15m

£492

LondonLas Vegas

LTN - LAS

LTNLAS

London Luton

Sat 28/2

06:00-17:50

1 stop19h 50m

Las Vegas Harry Reid Intl

Sat 7/3

19:35-18:15

1 stop14h 40m

£494

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Tue 13/1

06:50-17:50

1 stop19h 00m

Las Vegas Harry Reid Intl

Tue 3/2

19:35-21:30

1 stop17h 55m

£497

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 2/3

20:45-17:50

1 stop29h 05m

Las Vegas Harry Reid Intl

Sun 8/3

07:29-14:00

1 stop23h 31m

£497

LondonLas Vegas

LTN - LAS

LTNLAS

London Luton

Sat 17/1

06:00-17:50

1 stop19h 50m

Las Vegas Harry Reid Intl

Sat 31/1

19:35-20:15

1 stop16h 40m

£497

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 60 results
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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

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

Use this chart to determine the optimal time to book a return flight from London to Las Vegas. Price data was last updated on 12 December 2025.

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 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from London to Las Vegas (average of £322). Flying from London to Las Vegas in June is currently the most expensive (average of £536). 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 18 December 2025.

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 evening tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.

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

Use this chart to determine the cheapest time to fly return from London to Las Vegas. Price data was last updated on 16 December 2024.

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

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 18 December 2025.

The most flights from LON to LAS are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

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.

Denver (DEN) – chosen by Cheapflights users on 21% 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.

Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of £511.

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 Denver (DEN) have the shortest average one-way travel time for one-stop routes: 13h 22m.

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 19m.

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 122 minutes.

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

Historically, flights departing in the morning 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, American Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

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 18 December 2025.
Get a feel of what it's like to fly with KLM, Finnair, andVirgin Atlantic 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.

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Norse Atlantic UK
7.2
Good

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 6 inbound flights from London per day. 19 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 JetBlue, British Airways, and Iberia fly from London to Las Vegas in about 19h 32m. The time it takes to get you to your destination can typically vary by up to 1h 07m. The distance between London and Las Vegas is about 5228 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 £331. Other airlines that can offer you cheap pricing are Norse Atlantic UK, from £332, and Aer Lingus, from £366. You may be able to fly from London to Las Vegas for 48% 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 Norse Atlantic UK, which is currently one of the cheapest options available, starting at £173. WestJet flights start at £294 while deals on JetBlue start at £320 one-way.

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

  • 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 (90%), Air France (90%) and Delta (90%).

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

    The cheapest flight price from London to Las Vegas is £457. On average you can expect to pay £1,252. The most popular route, (London Heathrow - Las Vegas Harry Reid Intl), can usually be booked for £398.

  • Where are the most common stopover locations when flying from London to Las Vegas?

  • What are some popular things to do or see while on a stopover in Los Angeles?

    Los Angeles travellers tend to visit Hollywood Walk of Fame, Hollywood Bowl, and Hollywood Boulevard more than anywhere else. Travelers on a layover in Los Angeles can visit Hollywood Walk of Fame, Hollywood Bowl, and Hollywood Boulevard, by traveling 11.7 mi, 12.5 mi, and 11.8 mi, respectively after landing at Los Angeles. Travellers can rent a car at Los Angeles for an average daily rate of £32 to make sightseeing during their stopover a little easier.

  • Where are the least popular stopover locations for London to Las Vegas flights?

  • 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, March is the cheapest month in which you can book a flight from London to Las Vegas (average of £322). Flying from London to Las Vegas in June is currently the most expensive (average of £536). 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
Kingman

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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 18 December 2025.

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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£331Average£584FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Norse Atlantic UKCheapest£332Average£406FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Aer LingusCheapest£366Average£727FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£440Average£698FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
JetBlueCheapest£440Average£550FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
WestJetCheapest£442Average£539FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IcelandairCheapest£446Average£613FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£447Average£589FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£455Average£569FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£464Average£627FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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.

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