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Cheap flights from the United Kingdom to Las Vegas from $336

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Las Vegas departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United Kingdom to Las Vegas

Recent round-trip flight deals from the United Kingdom to Las Vegas

SWISS Logo
9:25 am - 4:35 pmLCY-LAS
15h 10m1 stop
SWISS Logo
7:05 pm - 5:15 pmLAS-LCY
14h 10m1 stop
$679SWISS
Find Deal
Thu, Oct 2 - Mon, Oct 6
Multiple Airlines Logo
8:40 am - 4:35 pmLHR-LAS
15h 55m1 stop
Multiple Airlines Logo
11:59 pm - 6:30 amLAS-LHR
22h 31m2 stops
$679Multiple Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
Delta Logo
6:30 am - 11:30 pmLHR-LAS
25h 00m2 stops
Delta Logo
9:10 pm - 3:05 pmLAS-LHR
9h 55mnonstop
$680Delta
Find Deal
Mon, Oct 6 - Tue, Oct 14
American Airlines Logo
10:25 am - 1:20 pmLGW-LAS
10h 55mnonstop
American Airlines Logo
6:45 am - 8:10 amLAS-LGW
17h 25m2 stops
$681American Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
American Airlines Logo
9:15 am - 5:40 pmLHR-LAS
16h 25m1 stop
American Airlines Logo
5:05 pm - 11:15 amLAS-LHR
10h 10mnonstop
$682American Airlines
Find Deal
Wed, Oct 1 - Wed, Apr 29
Virgin Atlantic Logo
2:00 pm - 4:50 pmLHR-LAS
10h 50mnonstop
Virgin Atlantic Logo
6:00 am - 10:55 amLAS-LHR
20h 55m1 stop
$689Virgin Atlantic
Find Deal
Fri, Nov 21 - Mon, Nov 24
Delta Logo
4:00 pm - 6:50 pmLHR-LAS
10h 50mnonstop
Delta Logo
6:00 am - 6:25 amLAS-LHR
16h 25m1 stop
$692Delta
Find Deal
Tue, Nov 4 - Mon, Nov 17
Virgin Atlantic Logo
9:20 am - 6:35 pmLCY-LAS
17h 15m1 stop
Virgin Atlantic Logo
8:25 pm - 4:40 pmLAS-LCY
12h 15m1 stop
$694Virgin Atlantic
Find Deal
Tue, Sep 30 - Mon, Oct 6
British Airways Logo
3:00 pm - 9:58 pmLHR-LAS
14h 58m1 stop
British Airways Logo
10:00 pm - 4:00 pmLAS-LHR
10h 00mnonstop
$717British Airways
Find Deal
Thu, Oct 2 - Mon, Oct 6
British Airways Logo
3:00 pm - 9:58 pmLHR-LAS
14h 58m1 stop
British Airways Logo
9:58 am - 7:20 amLAS-LHR
13h 22m1 stop
$721British Airways
Find Deal
Thu, Oct 2 - Thu, Oct 16

Air Canada flights from United Kingdom to Las Vegas

Our best Air Canada deals on United Kingdom to Las Vegas flight tickets
Air Canada
Nov 5
LHR6:50 amLondon Heathrow
21h 59m
2 stops
LAS8:49 pmLas Vegas Harry Reid Intl
Nov 18
LAS9:10 amLas Vegas Harry Reid Intl
14h 00m
1 stop
LHR7:10 amLondon Heathrow
$683
Find similar
Air Canada
Nov 10
LHR1:25 pmLondon Heathrow
15h 24m
1 stop
LAS8:49 pmLas Vegas Harry Reid Intl
Nov 17
LAS9:10 amLas Vegas Harry Reid Intl
14h 00m
1 stop
LHR7:10 amLondon Heathrow
$686
Find similar
Air Canada
Jan 12
LHR3:00 pmLondon Heathrow
32h 59m
2 stops
LAS3:59 pmLas Vegas Harry Reid Intl
Jan 19
LAS6:00 amLas Vegas Harry Reid Intl
21h 50m
2 stops
LHR11:50 amLondon Heathrow
$687
Find similar

Virgin Atlantic flights from United Kingdom to Las Vegas

Our best Virgin Atlantic deals on United Kingdom to Las Vegas flight tickets
Virgin Atlantic
Sep 25
LHR4:35 pmLondon Heathrow
10h 40m
LAS7:15 pmLas Vegas Harry Reid Intl
Oct 6
LAS9:10 pmLas Vegas Harry Reid Intl
9h 55m
LHR3:05 pmLondon Heathrow
$688
Find similar
Virgin Atlantic
Nov 21
LHR2:00 pmLondon Heathrow
10h 50m
LAS4:50 pmLas Vegas Harry Reid Intl
Nov 24
LAS6:00 amLas Vegas Harry Reid Intl
20h 55m
1 stop
LHR10:55 amLondon Heathrow
$689
Find similar
Virgin Atlantic
Sep 30
LCY9:20 amLondon City
17h 15m
1 stop
LAS6:35 pmLas Vegas Harry Reid Intl
Oct 6
LAS8:25 pmLas Vegas Harry Reid Intl
12h 15m
1 stop
LCY4:40 pmLondon City
$694
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from the United Kingdom to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Thu 10/2

9:25 am-4:35 pm

1 stop15h 10m

Las Vegas Harry Reid Intl

Mon 10/6

7:05 pm-5:15 pm

1 stop14h 10m

$679

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 10/2

8:40 am-4:35 pm

1 stop15h 55m

Las Vegas Harry Reid Intl

Mon 10/6

11:59 pm-6:30 am

2 stops22h 31m

$679

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 10/6

6:30 am-11:30 pm

2 stops25h 00m

Las Vegas Harry Reid Intl

Tue 10/14

9:10 pm-3:05 pm

Nonstop9h 55m

$680

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Thu 10/2

10:25 am-1:20 pm

Nonstop10h 55m

Las Vegas Harry Reid Intl

Mon 10/6

6:45 am-8:10 am

2 stops17h 25m

$681

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 10/1

9:15 am-5:40 pm

1 stop16h 25m

Las Vegas Harry Reid Intl

Wed 4/29

5:05 pm-11:15 am

Nonstop10h 10m

$682

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 11/21

2:00 pm-4:50 pm

Nonstop10h 50m

Las Vegas Harry Reid Intl

Mon 11/24

6:00 am-10:55 am

1 stop20h 55m

$689

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 11/4

4:00 pm-6:50 pm

Nonstop10h 50m

Las Vegas Harry Reid Intl

Mon 11/17

6:00 am-6:25 am

1 stop16h 25m

$692

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Tue 9/30

9:20 am-6:35 pm

1 stop17h 15m

Las Vegas Harry Reid Intl

Mon 10/6

8:25 pm-4:40 pm

1 stop12h 15m

$694

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 10/2

3:00 pm-9:58 pm

1 stop14h 58m

Las Vegas Harry Reid Intl

Mon 10/6

10:00 pm-4:00 pm

Nonstop10h 00m

$717

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 10/2

3:00 pm-9:58 pm

1 stop14h 58m

Las Vegas Harry Reid Intl

Thu 10/16

9:58 am-7:20 am

1 stop13h 22m

$721

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from United Kingdom to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of February is, on average, the cheapest month to fly to Las Vegas from United Kingdom, with most prices found around $705. The month of January is another great option to travel to Las Vegas, with average flight prices from United Kingdom averaging around $737.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $834. Flights from United Kingdom to Las Vegas on a Monday will generally be more expensive and average around $996. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $717. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $990. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United Kingdom to Las Vegas Harry Reid Intl flight route?

Fly from London Heathrow to Las Vegas Harry Reid Intl for the best United Kingdom - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $895 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from United Kingdom for as low as $813 on momondo.

What cabin class options are available on United Kingdom to Las Vegas Harry Reid Intl flights?

There are 4 cabin classes available to choose from on United Kingdom to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United Kingdom to Las Vegas flights?

You could potentially save up to 44% on your flight if you consider stops on a United Kingdom to Las Vegas flight.

Cheap United Kingdom to Las Vegas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Las Vegas

Best Price Found

$521

Fastest flight time

10h 40m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from United Kingdom in the past 72 hours is $521. The best round-trip flight deal from United Kingdom to Las Vegas found on momondo in the last 72 hours is $796.
The fastest flight from United Kingdom to Las Vegas takes 10h 40m
Direct flights go from United Kingdom to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Las Vegas Harry Reid Intl Airport?

    Prices for flights from United Kingdom to Las Vegas Harry Reid Intl Airport refresh daily.

  • How many operators does momondo search for flights from United Kingdom to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from United Kingdom to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The required travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from United Kingdom to Las Vegas?

Best airlines flying from United Kingdom to Las Vegas

Compare and see reviews for airlines that fly from United Kingdom to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $632Free CancellationRating
7.2
1,277 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $637Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
American AirlinesPriceFrom $655Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $693Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Virgin AtlanticPriceFrom $740Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
IberiaPriceFrom $763Free CancellationRating
7.0
2,925 reviews
Search Iberia flights
KLMPriceFrom $810Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Las Vegas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Las Vegas from United Kingdom.

Can I find flights from United Kingdom to Las Vegas with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United Kingdom to Las Vegas flights to just show those with flexible booking policies.

How can momondo help me find flights from United Kingdom to Las Vegas?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Las Vegas from United Kingdom.

I’m not ready to book a flight from United Kingdom to Las Vegas right now. Can momondo alert me if prices change?

Price alerts on flights to Las Vegas from United Kingdom are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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