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Cheap flights from London to Las Vegas from €218

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 22/9. 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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Cheap return flights

SWISS Logo
08:40 - 16:35LHR-LAS
15h 55m1 stop
SWISS Logo
13:30 - 21:45LAS-LHR
24h 15m2 stops
€350SWISS
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Thu, 25 Sep - Fri, 3 Oct
Logo
10:25 - 10:56LGW-LAS
32h 31m1 stop
Logo
17:47 - 10:55LAS-LGW
33h 08m1 stop
€383
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Mon, 8 Sep - Tue, 30 Sep
Logo
10:55 - 21:27LGW-LAS
18h 32m1 stop
Logo
22:41 - 10:55LAS-LGW
28h 14m1 stop
€404
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Wed, 17 Sep - Thu, 18 Sep
Logo
10:25 - 21:28LGW-LAS
19h 03m1 stop
Logo
12:01 - 10:55LAS-LGW
14h 54m1 stop
€410
Find Deal
Mon, 1 Sep - Sun, 7 Sep
Logo
10:55 - 08:10LGW-LAS
29h 15m1 stop
Logo
22:41 - 09:30LAS-LGW
26h 49m1 stop
€411
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Fri, 19 Sep - Fri, 26 Sep
Logo
10:55 - 08:10LGW-LAS
29h 15m1 stop
Logo
12:01 - 10:55LAS-LGW
14h 54m1 stop
€421
Find Deal
Sun, 14 Sep - Wed, 1 Oct
JetBlue Logo
08:15 - 21:12LHR-LAS
20h 57m1 stop
JetBlue Logo
07:00 - 09:30LAS-LHR
18h 30m1 stop
€513JetBlue
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Wed, 17 Sep - Wed, 24 Sep
JetBlue Logo
11:55 - 22:48LHR-LAS
18h 53m1 stop
JetBlue Logo
15:55 - 20:45LAS-LHR
20h 50m1 stop
€515JetBlue
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Sun, 31 Aug - Fri, 5 Sep
JetBlue Logo
08:15 - 22:48LHR-LAS
22h 33m1 stop
JetBlue Logo
23:59 - 20:45LAS-LHR
12h 46m1 stop
€516JetBlue
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Wed, 20 Aug - Wed, 27 Aug
SWISS Logo
08:45 - 21:48LHR-LAS
21h 03m2 stops
SWISS Logo
19:05 - 21:30LAS-LHR
18h 25m2 stops
€642SWISS
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Sun, 21 Sep - Thu, 2 Oct

SWISS flights from London to Las Vegas

Our best SWISS deals on London to Las Vegas flight tickets
SWISS
25 Sept
LHR08:40London Heathrow
15h 55m
1 stop
LAS16:35Las Vegas Harry Reid Intl
3 Oct
LAS13:30Las Vegas Harry Reid Intl
24h 15m
2 stops
LHR21:45London Heathrow
€350
Find similar
SWISS
21 Sept
LHR08:45London Heathrow
21h 03m
2 stops
LAS21:48Las Vegas Harry Reid Intl
2 Oct
LAS19:05Las Vegas Harry Reid Intl
18h 25m
2 stops
LHR21:30London Heathrow
€642
Find similar
SWISS
18 Jul
LHR08:40London Heathrow
17h 54m
2 stops
LAS18:34Las Vegas Harry Reid Intl
31 Jul
LAS19:05Las Vegas Harry Reid Intl
18h 25m
2 stops
LHR21:30London Heathrow
€1,318
Find similar

JetBlue flights from London to Las Vegas

Our best JetBlue deals on London to Las Vegas flight tickets
JetBlue
17 Sept
LHR08:15London Heathrow
20h 57m
1 stop
LAS21:12Las Vegas Harry Reid Intl
24 Sept
LAS07:00Las Vegas Harry Reid Intl
18h 30m
1 stop
LHR09:30London Heathrow
€513
Find similar
JetBlue
31 Aug
LHR11:55London Heathrow
18h 53m
1 stop
LAS22:48Las Vegas Harry Reid Intl
5 Sept
LAS15:55Las Vegas Harry Reid Intl
20h 50m
1 stop
LHR20:45London Heathrow
€515
Find similar
JetBlue
20 Aug
LHR08:15London Heathrow
22h 33m
1 stop
LAS22:48Las Vegas Harry Reid Intl
27 Aug
LAS23:59Las Vegas Harry Reid Intl
12h 46m
1 stop
LHR20:45London Heathrow
€516
Find similar

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?

The month of February is, on average, the cheapest month to fly to Las Vegas from London, with most prices found around €522. If you aren’t able to travel to Las Vegas during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of €554.

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 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around €768 when searching weeks before you fly. 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 €698 on momondo.

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

There are 1 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 July 2025, prices for London to Las Vegas flights are approximately 1% 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

€218

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 €218. The best return flight deal from London to Las Vegas found on momondo in the last 72 hours is €350.
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)
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  • How far is London to Las Vegas Harry Reid Intl by plane?

    The distance between London and Las Vegas Harry Reid Intl is about 8395.4 km. In terms of flight time, this usually takes a little over 15h 53m.

  • 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 updated daily.

  • How old do you have to be to fly from London 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 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 you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Las Vegas . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from London to Las Vegas 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 London 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 London.

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

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from London and alert you when they change.

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