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Cheap flights from London to Las Vegas from £208

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Las Vegas departing on 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London to Las Vegas

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London to Las Vegas.
10:55 - 14:21LGW-LAS
35h 26m1 stop
21:54 - 10:00LAS-LGW
28h 06m1 stop
Fri, 2 May - Fri, 9 May
14:00 - 14:48LGW-LAS
32h 48m2 stops
21:54 - 10:00LAS-LGW
28h 06m1 stop
Mon, 5 May - Thu, 8 May
14:45 - 23:27LHR-LAS
16h 42m1 stop
11:54 - 21:40LAS-LHR
25h 46m1 stop
£563Finnair
Find Deal
Mon, 12 May - Fri, 16 May
17:30 - 20:10LHR-LAS
10h 40mdirect
19:24 - 16:05LAS-LHR
12h 41m1 stop
£568Finnair
Find Deal
Fri, 2 May - Fri, 9 May
10:25 - 13:20LGW-LAS
10h 55mdirect
15:10 - 09:20LAS-LGW
10h 10mdirect
£568British Airways
Find Deal
Tue, 22 Apr - Thu, 22 May
16:35 - 19:20LHR-LAS
10h 45mdirect
07:09 - 06:25LAS-LHR
15h 16m1 stop
£593Virgin Atlantic
Find Deal
Thu, 15 May - Mon, 19 May
16:35 - 19:20LHR-LAS
10h 45mdirect
12:00 - 08:55LAS-LHR
12h 55m1 stop
£595Virgin Atlantic
Find Deal
Fri, 2 May - Tue, 6 May
17:30 - 20:10LHR-LAS
10h 40mdirect
09:58 - 07:40LAS-LHR
13h 42m1 stop
£602British Airways
Find Deal
Fri, 2 May - Tue, 6 May
07:45 - 19:30LCY-LAS
19h 45m2 stops
08:00 - 08:50LAS-LCY
16h 50m2 stops
£777KLM
Find Deal
Fri, 16 May - Sun, 18 May
07:45 - 14:15LCY-LAS
14h 30m1 stop
08:00 - 08:50LAS-LCY
16h 50m2 stops
£797KLM
Find Deal
Wed, 30 Apr - Thu, 8 May

Lufthansa flights from London to Las Vegas

Our best Lufthansa deals on London to Las Vegas flight tickets
Lufthansa
21 Apr
LHR14:10London Heathrow
35h 56m
2 stops
LAS18:06Las Vegas Harry Reid Intl
9 May
LAS13:05Las Vegas Harry Reid Intl
15h 15m
1 stop
LHR12:20London Heathrow
Lufthansa
21 Apr
LHR14:10London Heathrow
35h 56m
2 stops
LAS18:06Las Vegas Harry Reid Intl
5 May
LAS21:10Las Vegas Harry Reid Intl
17h 30m
2 stops
LHR22:40London Heathrow
Lufthansa
21 Apr
LHR06:30London Heathrow
17h 50m
1 stop
LAS16:20Las Vegas Harry Reid Intl
8 May
LAS13:05Las Vegas Harry Reid Intl
12h 35m
1 stop
LHR09:40London Heathrow

SWISS flights from London to Las Vegas

Our best SWISS deals on London to Las Vegas flight tickets
SWISS
20 Apr
LHR08:45London Heathrow
36h 05m
1 stop
LAS12:50Las Vegas Harry Reid Intl
28 Apr
LAS14:20Las Vegas Harry Reid Intl
18h 05m
1 stop
LHR16:25London Heathrow
SWISS
22 Apr
LHR06:00London Heathrow
23h 55m
2 stops
LAS21:55Las Vegas Harry Reid Intl
29 Apr
LAS07:00Las Vegas Harry Reid Intl
16h 55m
2 stops
LHR07:55London Heathrow
SWISS
8 May
LHR08:40London Heathrow
20h 09m
2 stops
LAS20:49Las Vegas Harry Reid Intl
13 May
LAS13:39Las Vegas Harry Reid Intl
21h 41m
2 stops
LHR19:20London Heathrow

See travel insights to Las Vegas from

How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Las Vegas?

What is the cheapest month to fly to Las Vegas?

In general, February is the cheapest month to fly from London to Las Vegas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £442. If you’re not able to fly to Las Vegas in February, then January is your next best option. Flight prices from London to Las Vegas during January average around £493.

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

The cheapest day to depart on your flight to Las Vegas is on a Tuesday when prices can be found for as low as £533. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £719.

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

Our data shows that the cheapest London to Las Vegas flights are usually those with departure times in the morning. Our users have found flights to Las Vegas in the morning for as low as £461. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of £697. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Fly from London Gatwick to Las Vegas Harry Reid Intl for the best London - 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 London when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around £697 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from London for as low as £636 on momondo.

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

There are 3 cabin classes available to choose from on London 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.

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

As of March 2025, prices for London to Las Vegas flights are approximately 67% cheaper when compared to flights at the same time last year.

When to book flights from London to Las Vegas

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

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

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

Best price found

£208

Fastest flight time

10h 40m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from London in the past 72 hours is £208. The best return flight deal from London to Las Vegas found on momondo in the last 72 hours is £372.
The fastest flight from London to Las Vegas takes 10h 40m
Direct flights go from London to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)

  • How far is London to Las Vegas Harry Reid Intl by plane?

    Las Vegas Harry Reid Intl is 5216.7 mi away from London. 10h 40m is a normal flight duration for this route.

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

    Prices for flights from London to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Las Vegas Harry Reid Intl Airport.

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

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from London to Las Vegas

Compare and see reviews for airlines that fly from London to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Norse Atlantic UKPriceFrom £253Free CancellationRating
7.1
45 reviews
Search Norse Atlantic UK flights
Air TransatPriceFrom £347Free CancellationRating
7.8
381 reviews
Search Air Transat flights
WestJetPriceFrom £407Free CancellationRating
7.2
2,785 reviews
Search WestJet flights
United AirlinesPriceFrom £450Free CancellationRating
7.4
8,605 reviews
Search United Airlines flights
FinnairPriceFrom £451Free CancellationRating
7.6
1,266 reviews
Search Finnair flights
IcelandairPriceFrom £467Free CancellationRating
7.0
474 reviews
Search Icelandair flights
British AirwaysPriceFrom £470Free CancellationRating
6.6
6,712 reviews
Search British Airways flights
LufthansaPriceFrom £493Free CancellationRating
6.7
6,950 reviews
Search Lufthansa flights
KLMPriceFrom £496Free CancellationRating
7.8
1,318 reviews
Search KLM flights
Air CanadaPriceFrom £497Free CancellationRating
7.0
8,960 reviews
Search Air Canada flights
  • Delta Flights From London to Las Vegas

    Delta operates around 6 flights from London to Las Vegas every week. The average price of these flights found in the last 72 hours has been £1,054, but momondo users have found Delta deals from London to Las Vegas from as low as £719 round-trip. Delta has been scored 8.0/10 in 7,890 reviews.

  • KLM Flights From London to Las Vegas

    KLM (7.8/10 from 1,318 reviews) operates around 6 flights from London to Las Vegas in any given week. The average KLM airfare for this route is around £950, with deals from around £642 rare but found on momondo. Referenced prices are for round-trip London to Las Vegas flight searches in the last 72 hours.


Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Kingman
Laughlin
Needles
Henderson
Mesquite
Boulder City
Furnace Creek
North Las Vegas
Paradise

Why use momondo?

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

It is quick and easy to find London to Las Vegas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Las Vegas that suits you.

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

Yes. momondo enables you to select and highlight flights to Las Vegas from London with this policy.

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

Once all potential London to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for London to Las Vegas flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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