Cheap flights from London to Las Vegas from £425

LON — LAS
9 Dec — 16 Dec1
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 Thursday or Tuesday 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

Fri 4/1214:45 -
1 stop14h 48m
Fri 25/1213:48 -
1 stop14h 32m
Deal found 5/11£465
Tue 24/1114:45 -
1 stop17h 12m
Tue 1/1206:00 -
1 stop22h 20m
Deal found 6/11£466
Wed 2/1214:45 -
1 stop14h 48m
Tue 8/1209:34 -
1 stop18h 46m
Deal found 7/11£466
Tue 17/1114:45 -
1 stop14h 45m
Tue 24/1107:00 -
1 stop21h 20m
Deal found 5/11£469
Sat 5/1214:45 -
1 stop15h 18m
Sat 12/1218:49 -
1 stop33h 31m
Deal found 5/11£469
Wed 2/1214:45 -
1 stop14h 48m
Wed 9/1211:59 -
1 stop16h 21m
Deal found 5/11£470
Thu 19/1114:45 -
1 stop15h 52m
Mon 23/1120:54 -
1 stop31h 26m
Deal found 7/11£471
Fri 20/1114:45 -
1 stop15h 36m
Mon 23/1120:54 -
1 stop31h 26m
Deal found 9/11£472
Fri 4/1214:45 -
1 stop27h 05m
Tue 8/1208:30 -
1 stop19h 50m
Deal found 5/11£473
Sat 5/1214:45 -
1 stop15h 18m
Fri 11/1207:00 -
1 stop21h 20m
Deal found 9/11£475
Mon 16/1114:45 -
1 stop14h 45m
Mon 23/1119:08 -
1 stop33h 12m
Deal found 9/11£475
Wed 2/1209:15 -
2 stops19h 42m
Wed 9/1214:06 -
2 stops18h 59m
Deal found 4/11£543

Find flight deals from London to Las Vegas

Round-trip from

£457

One-way from

£425

Popular in

June

Cheapest in

January

Average price

£623

Good round-trip deal

£648 or less

Good one-way deal

£530 or less
Alaska Airlines
  • Alaska Airlines
  • 5/2-12/2
  • 2 total stops
  • 50h 09m total
  • London to Las Vegas
3/2-31/12
  • 3/2-31/12
  • 2 total stops
  • 39h 25m total
  • London to Las Vegas
Highest demand for flights based on searches. 12% potential increase in price (£67 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in November 2026
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

 
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

LGW London Gatwick - LAS Las Vegas Harry Reid Intl

LGWLAS

London Gatwick

Wed 24/2

09:45-23:22

1 stop21h 37m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£429

LondonLas Vegas

LGW London Gatwick - LAS Las Vegas Harry Reid Intl

LGWLAS

London Gatwick

Sun 22/11

09:40-15:00

2 stops37h 20m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£431

LondonLas Vegas

LTN London Luton - LAS Las Vegas Harry Reid Intl

LTNLAS

London Luton

Thu 19/11

16:00-00:08

3 stops40h 08m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£435

LondonLas Vegas

LTN London Luton - LAS Las Vegas Harry Reid Intl

LTNLAS

London Luton

Sun 22/11

10:15-08:19

3 stops54h 04m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£436

LondonLas Vegas

LGW London Gatwick - LAS Las Vegas Harry Reid Intl

LGWLAS

London Gatwick

Mon 22/2

08:35-20:52

2 stops20h 17m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£463

LondonLas Vegas

LTN London Luton - LAS Las Vegas Harry Reid Intl

LTNLAS

London Luton

Sat 14/11

06:30-10:51

3 stops36h 21m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£466

LondonLas Vegas

LCY London City - LAS Las Vegas Harry Reid Intl

LCYLAS

London City

Mon 1/2

09:50-13:57

3 stops36h 07m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£467

LondonLas Vegas

LTN London Luton - LAS Las Vegas Harry Reid Intl

LTNLAS

London Luton

Thu 17/12

12:15-10:02

3 stops53h 47m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£467

LondonLas Vegas

LTN London Luton - LAS Las Vegas Harry Reid Intl

LTNLAS

London Luton

Mon 30/11

07:15-13:34

3 stops38h 19m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£475

LondonLas Vegas

LTN London Luton - LAS Las Vegas Harry Reid Intl

LTNLAS

London Luton

Sat 21/11

21:30-00:08

2 stops34h 38m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£489

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 £554). Flying from London to Las Vegas in June is currently the most expensive (average of £746). 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?

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

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

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

Airfare is below average for this route at the moment.
London to Las Vegas flights typically cost between £550 and £784 in February.
The cheapest return price found within the last 5 days was £457 on Alaska Airlines (5 Feb–12 Feb).

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

Seattle (SEA) – chosen by Cheapflights users on 24% of one-stop itineraries from London to Las Vegas on Cheapflights.

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

San Francisco (SFO) is the most affordable one-stop option, with an average return flight price of £436.

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

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?

Flights via Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 14m.

How often are flights from London to Las Vegas delayed?

About 18% of weekly flights between London and Las Vegas have experienced delays in the past year, with the average delay time being 133 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, Virgin Atlantic have had the lowest number of delays on this route, with just 14% 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 a feel of what it's like to fly with KLM,Air France, 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.

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

  • 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 9 inbound flights from London per day. 15 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 Alaska Airlines, Scandinavian Airlines, and SWISS fly from London to Las Vegas in about 14h 51m. The time it takes to get you to your destination can typically vary by up to 9h 59m. 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 £224. Other airlines that can offer you cheap pricing are Aer Lingus, from £361, and Lufthansa, from £412. You may be able to fly from London to Las Vegas for 65% 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 £265. JetBlue flights start at £320 while deals on British Airways start at £369 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 (82%), Air France (78%) and Delta (78%).

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

    The cheapest flight price from London to Las Vegas is £445. On average you can expect to pay £1,611. The most popular route, (London Heathrow - Las Vegas Harry Reid Intl), can usually be booked for £539.

  • 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 £554). Flying from London to Las Vegas in June is currently the most expensive (average of £746). 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
Paradise
Furnace Creek
Henderson

Browse thousands of different options on Cheapflights for your next trip

Fly from London to Las Vegas on these airlines

Top 10 airlines flying from London to Las Vegas

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£224Average£495FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Aer LingusCheapest£361Average£768FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£412Average£558FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£425Average£635FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£434Average£641FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Alaska AirlinesCheapest£437Average£517FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest£439Average£587FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest£440Average£617FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£458Average£705FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£472Average£722FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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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