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Cheap flights from Las Vegas to London from £129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to London departing on 1/10. 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 Las Vegas to London

Cheap return flights

Logo
22:41 - 10:55LAS-LGW
28h 14m1 stop
Logo
10:45 - 21:09LGW-LAS
18h 24m1 stop
£363
Find Deal
Sat, 6 Sep - Thu, 11 Sep
Logo
09:36 - 10:50LAS-LGW
17h 14m1 stop
Logo
09:50 - 07:40LGW-LAS
29h 50m1 stop
£386
Find Deal
Mon, 8 Sep - Mon, 22 Sep
Iberia Logo
15:10 - 09:20LAS-LGW
10h 10mdirect
Iberia Logo
10:25 - 13:20LGW-LAS
10h 55mdirect
£391Iberia
Find Deal
Tue, 19 Aug - Tue, 26 Aug
British Airways Logo
15:10 - 09:20LAS-LGW
10h 10mdirect
British Airways Logo
12:20 - 23:39LGW-LAS
19h 19m2 stops
£402British Airways
Find Deal
Tue, 19 Aug - Tue, 26 Aug
Virgin Atlantic Logo
21:10 - 15:05LAS-LHR
9h 55mdirect
Virgin Atlantic Logo
16:35 - 19:15LHR-LAS
10h 40mdirect
£404Virgin Atlantic
Find Deal
Mon, 1 Sep - Wed, 17 Sep
SWISS Logo
19:05 - 17:50LAS-LHR
14h 45m1 stop
SWISS Logo
13:45 - 16:35LHR-LAS
34h 50m1 stop
£406SWISS
Find Deal
Mon, 1 Sep - Wed, 17 Sep
British Airways Logo
11:01 - 20:00LAS-LGW
24h 59m2 stops
British Airways Logo
10:25 - 13:20LGW-LAS
10h 55mdirect
£407British Airways
Find Deal
Wed, 24 Sep - Thu, 9 Oct
Virgin Atlantic Logo
21:10 - 15:05LAS-LHR
9h 55mdirect
Virgin Atlantic Logo
11:00 - 16:09LHR-LAS
13h 09m1 stop
£409Virgin Atlantic
Find Deal
Mon, 1 Sep - Wed, 17 Sep
SWISS Logo
19:05 - 16:25LAS-LHR
13h 20m1 stop
SWISS Logo
08:45 - 20:36LHR-LAS
19h 51m2 stops
£416SWISS
Find Deal
Mon, 1 Sep - Tue, 16 Sep
Iberia Logo
15:10 - 09:20LAS-LGW
10h 10mdirect
Iberia Logo
10:25 - 13:20LGW-LAS
10h 55mdirect
£432Iberia
Find Deal
Thu, 21 Aug - Tue, 26 Aug

United Airlines flights from Las Vegas to London

Our best United Airlines deals on Las Vegas to London flight tickets
United Airlines
10 Aug
LAS06:10Las Vegas Harry Reid Intl
21h 00m
1 stop
LHR11:10London Heathrow
10 Sept
LHR07:25London Heathrow
17h 45m
2 stops
LAS17:10Las Vegas Harry Reid Intl
£425
Find similar
United Airlines
31 Dec
LAS09:05Las Vegas Harry Reid Intl
16h 35m
1 stop
LHR09:40London Heathrow
9 Jan
LHR06:50London Heathrow
20h 01m
2 stops
LAS18:51Las Vegas Harry Reid Intl
£430
Find similar
United Airlines
20 Sept
LAS23:59Las Vegas Harry Reid Intl
24h 21m
1 stop
LHR08:20London Heathrow
8 Oct
LHR06:50London Heathrow
17h 28m
2 stops
LAS16:18Las Vegas Harry Reid Intl
£434
Find similar

British Airways flights from Las Vegas to London

Our best British Airways deals on Las Vegas to London flight tickets
British Airways
19 Aug
LAS15:10Las Vegas Harry Reid Intl
10h 10m
LGW09:20London Gatwick
26 Aug
LGW12:20London Gatwick
19h 19m
2 stops
LAS23:39Las Vegas Harry Reid Intl
£402
Find similar
British Airways
24 Sept
LAS11:01Las Vegas Harry Reid Intl
24h 59m
2 stops
LGW20:00London Gatwick
9 Oct
LGW10:25London Gatwick
10h 55m
LAS13:20Las Vegas Harry Reid Intl
£407
Find similar
British Airways
18 Nov
LAS20:55Las Vegas Harry Reid Intl
9h 55m
LHR14:50London Heathrow
9 Dec
LHR16:05London Heathrow
10h 45m
LAS18:50Las Vegas Harry Reid Intl
£410
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Las Vegas to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Sat 6/9

22:41-10:55

1 stop28h 14m

London Gatwick

Thu 11/9

10:45-21:09

1 stop18h 24m

£363

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Mon 8/9

09:36-10:50

1 stop17h 14m

London Gatwick

Mon 22/9

09:50-07:40

1 stop29h 50m

£386

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Tue 19/8

15:10-09:20

Nonstop10h 10m

London Gatwick

Tue 26/8

10:25-13:20

Nonstop10h 55m

£391

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Tue 19/8

15:10-09:20

Nonstop10h 10m

London Gatwick

Tue 26/8

12:20-23:39

2 stops19h 19m

£402

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 1/9

21:10-15:05

Nonstop9h 55m

London Heathrow

Wed 17/9

16:35-19:15

Nonstop10h 40m

£404

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 1/9

19:05-17:50

1 stop14h 45m

London Heathrow

Wed 17/9

13:45-16:35

1 stop34h 50m

£406

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Wed 24/9

11:01-20:00

2 stops24h 59m

London Gatwick

Thu 9/10

10:25-13:20

Nonstop10h 55m

£407

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 1/9

21:10-15:05

Nonstop9h 55m

London Heathrow

Wed 17/9

11:00-16:09

1 stop13h 09m

£409

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 1/9

19:05-16:25

1 stop13h 20m

London Heathrow

Tue 16/9

08:45-20:36

2 stops19h 51m

£416

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Thu 21/8

15:10-09:20

Nonstop10h 10m

London Gatwick

Tue 26/8

10:25-13:20

Nonstop10h 55m

£432

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to London from

How to get the cheapest flight ticket from Las Vegas to London

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 London?

The cheapest month to fly to London from Las Vegas is in January. Flight prices, which tend to average around £390, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Las Vegas averaging around £438.

What is the cheapest day to depart on your flight to London?

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £448. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Las Vegas to London for around £703.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £394. Flights in the evening are often more expensive, with an average ticket price of £644.

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

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

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £679 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Las Vegas for as low as £564 on momondo.

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

There are 3 cabin classes available to choose from on Las Vegas Harry Reid Intl to London 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 Las Vegas to London flights?

You could potentially save up to 5% on your flight if you consider stops on a Las Vegas to London flight.

How have Las Vegas to London flight prices changed over time?

As of August 2025, prices for Las Vegas to London flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Las Vegas to London

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Las Vegas to London (LAS to LON) flight deals and tips

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

Best price found

£129

Fastest flight time

9h 55m

Direct flights

Every day

Airports in London

6 airports
The best one-way flight to London from Las Vegas in the past 72 hours is £129. The best return flight deal from Las Vegas to London found on momondo in the last 72 hours is £363.
The fastest flight from Las Vegas to London takes 9h 55m
Direct flights go from Las Vegas to London every day.
There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)
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  • How far is Las Vegas Harry Reid Intl to London by plane?

    The distance between Las Vegas Harry Reid Intl and London is about 5216.7 mi. By plane, this route typically takes 9h 55m.

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

    Prices for flights from Las Vegas Harry Reid Intl Airport to London are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London 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 London. 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 Las Vegas to London?

  • What is the most popular airline from Las Vegas to London?

Best airlines flying from Las Vegas to London

Compare and see reviews for airlines that fly from Las Vegas to London with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £472Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £481Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights

  • Virgin Atlantic Flights From Las Vegas to London

    The lowest priced Virgin Atlantic flight from Las Vegas to London from the last 72 hours was £636. Generally, Virgin Atlantic has 7 flights on this route every week with an average price of £930. Virgin Atlantic is rated 7.4/10 by our users.

  • British Airways Flights From Las Vegas to London

    British Airways (6.6/10 from 7,222 reviews) operates around 9 flights from Las Vegas to London in any given week. The average British Airways airfare for this route is around £916, with deals from around £624 rare but found on momondo. Referenced prices are for round-trip Las Vegas to London flight searches in the last 72 hours.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Maidstone
Canterbury
Gatwick
Ipswich
Ilford
Dartford
Guildford
Colchester
Worthing
Hounslow
Dover
Winchester
Margate
Chelmsford
Bedford

Why use momondo?

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

Finding the right flight to London from Las Vegas is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Flights from Las Vegas to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Las Vegas to London.

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

Yes momondo offers price alerts on flights to London from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport