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Cheap Flights from London (LOND) to Las Vegas (LASA)

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Compare London to Las Vegas flight deals

Find the cheapest month or even day of the year to fly to Las Vegas

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Flight deals from London to Las Vegas

Looking for a cheap last-minute deal or the best return flight from London to Las Vegas? Find the lowest prices on one-way and return tickets right here.
Las Vegas.$695 per passenger.Departing Sun, 31 Aug, returning Sat, 13 Sep.Return flight with SWISS.Outbound indirect flight with SWISS, departs from London Heathrow on Sun, 31 Aug, arriving in Las Vegas Harry Reid International.Inbound indirect flight with SWISS, departs from Las Vegas Harry Reid International on Sat, 13 Sep, arriving in London City.Price includes taxes and charges.From $695, select.
Las Vegas.$736 per passenger.Departing Mon, 8 Sep, returning Wed, 24 Sep.Return flight with Norse Atlantic Airways (UK) and Spirit Airlines.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Mon, 8 Sep, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Wed, 24 Sep, arriving in London Gatwick.Price includes taxes and charges.From $736, select.
Las Vegas.$752 per passenger.Departing Thu, 11 Sep, returning Thu, 2 Oct.Return flight with Norse Atlantic Airways (UK) and Spirit Airlines.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Thu, 11 Sep, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Thu, 2 Oct, arriving in London Gatwick.Price includes taxes and charges.From $752, select.
Las Vegas.$758 per passenger.Departing Wed, 8 Oct, returning Sat, 18 Oct.Return flight with Norse Atlantic Airways (UK) and Spirit Airlines.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Wed, 8 Oct, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Sat, 18 Oct, arriving in London Gatwick.Price includes taxes and charges.From $758, select.
Las Vegas.$804 per passenger.Departing Fri, 20 Jun, returning Sat, 12 Jul.Return flight with Norse Atlantic Airways (UK) and Spirit Airlines.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Fri, 20 Jun, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Sat, 12 Jul, arriving in London Gatwick.Price includes taxes and charges.From $804, select.
Las Vegas.$841 per passenger.Departing Fri, 20 Jun, returning Wed, 10 Sep.Return flight with Norse Atlantic Airways (UK) and Spirit Airlines.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Fri, 20 Jun, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Wed, 10 Sep, arriving in London Gatwick.Price includes taxes and charges.From $841, select.
Las Vegas.$945 per passenger.Departing Tue, 1 Jul, returning Thu, 10 Jul.Return flight with Norse Atlantic Airways (UK) and Spirit Airlines.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Tue, 1 Jul, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Thu, 10 Jul, arriving in London Gatwick.Price includes taxes and charges.From $945, select.
Las Vegas.$1,003 per passenger.Departing Sun, 7 Dec, returning Thu, 11 Dec.Return flight with Brussels Airlines.Outbound indirect flight with Brussels Airlines, departs from London Heathrow on Sun, 7 Dec, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Brussels Airlines, departs from Las Vegas Harry Reid International on Thu, 11 Dec, arriving in London Heathrow.Price includes taxes and charges.From $1,003, select.

Find the cheapest month to fly from London to Las Vegas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Las Vegas flights are currently cheapest in September.
Jun
from $1,094
Jul
from $945
Aug
from $1,008
Sep
from $736
Oct
from $758
Nov
from $1,057
Dec
from $1,003
Jan
from $1,049
Feb
from $1,048
Mar
from $1,048
Apr
from $1,059
May
from $1,060

Direct flights from London to Las Vegas

Alternative London to Las Vegas routes

Looking for the cheapest, fastest or easiest route from London to Las Vegas? You could fly into the following airports instead.

London to Las Vegas: Flight information

The things to know before you go.
Cheapest flight found$695
Cheapest month to flyAugust
Average flight time10 hrs, 52 mins
Most popular airlineAmerican Airlines
Average flights per week80

Finding cheap flights from London to Las Vegas: Frequently asked questions

There are 4 airports in Las Vegas: Las Vegas North Air Terminal, Las Vegas Harry Reid International, Las Vegas Henderson Sky Harbor, and Boulder City.
The best price we found for a return flight from London to Las Vegas is $695. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
10 hours and 52 minutes is the average flight time from London to Las Vegas.
American Airlines, British Airways and KLM fly direct from London to Las Vegas.
As of June 2025, there are 80 flights per week flying from London to Las Vegas.
The cheapest month to fly from London to Las Vegas is usually June 2025.
If you're flying from London, the cheapest airport near Las Vegas is Las Vegas Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from $695.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Las Vegas on Sunday, 31 August 2025.
Yes – the average flight time is 10 hours and 52 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Las Vegas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 26°C. July is typically the warmest month in Las Vegas, when it usually averages around 37°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging -0°C. The rainiest month is February.
The cheapest airline that flies to Las Vegas is SWISS. And the cheapest airline that flies to Las Vegas Harry Reid International Airport is British Airways.

Flying from London to Las Vegas: what you need to know

  • When planning your flight from London to Las Vegas, you'll have a good range of airports to leave from. Consider London Heathrow Airport (LHR) and London Gatwick Airport (LGW) for your departure. Other possibilities include Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY).

  • Come in for landing at Harry Reid Airport (formerly McCarran Airport) (LAS), the chief entry point to Las Vegas.

  • Hop on a direct London to Las Vegas flight and you'll be flying for an average of 10 hours 50 minutes.

  • Las Vegas's timezone is UTC-7, making Las Vegas seven hours behind London.

  • London Heathrow Airport (LHR) to Harry Reid Airport (formerly McCarran Airport) (LAS) is the most traveled route between these two cities. There are 15 departures a week to choose from. If you have things to do before leaving, the last flight from London to Las Vegas is with British Airways at 17:15. Opt for the first LHR to LAS departure with Virgin Atlantic at 14:00 to make the most of your arrival in Las Vegas.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your London to Las Vegas flight.

  • During popular months such as July, it's best to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you travel during a peak period in general.

How to find the cheapest flights from London to Las Vegas

  • To snag cheap London to Las Vegas flights, book your trip two months ahead of your departure date.

  • Plan your trip for May. That's the best month for scoring an incredible deal on plane tickets from London to Las Vegas. If you're open to different travel dates, use the 'Whole month' tool to find the lowest price across each month.

  • Getting a cheap flight from London to Las Vegas is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as the price has dropped.

  • Pick your ideal arrival and departure times, airlines and number of stops by using the filters. Or sort your London to Las Vegas flight results by 'Cheapest,' 'Fastest' or 'Best.'

Flying from London

London Heathrow Airport (LHR)

  • Set off from London Heathrow Airport (LHR) on a nonstop flight from London to Las Vegas. From LHR, you can fly straight to Harry Reid Airport (formerly McCarran Airport) (LAS).

  • Secure your London to Las Vegas plane tickets with British Airways. This airline is a top pick for direct flights from LHR.

  • Think about adding a stopover to potentially find a cheaper London to Las Vegas flight. Just uncheck 'Direct flights only' when searching for departures from London Heathrow Airport. Break up the journey at one of these popular airports:

    • Denver International Airport (DEN)

    • Salt Lake City International Airport (SLC)

    • Dublin Airport (DUB)

  • Travelling from central London to LHR takes about 1 hour by public transport. If you ride-share, drive or take a cab, you'll cover the 26 kilometres in 55 minutes or so, depending on traffic conditions.

  • Searching for a convenient hotel near London Heathrow Airport? If you're catching an early flight from London to Las Vegas, these accommodation options will have you moments from your departure gate:

  • Of the departures from London Heathrow Airport, 68.18% arrive as scheduled at their destination.

London Gatwick Airport (LGW)

  • You can book a direct flight from London to Las Vegas departing London Gatwick Airport (LGW). Nonstop connections from LGW will take you to Harry Reid Airport (formerly McCarran Airport) (LAS).

  • Book a direct London to Las Vegas plane ticket with Norse Atlantic UK. This is one of the top airlines that operates this route out of LGW.

  • Break up your London to Las Vegas flight with a stop so you can recharge or perhaps go somewhere you've never been before. Some popular stopovers between London Gatwick Airport and Las Vegas are:

    • Dublin Airport (DUB)

    • Amsterdam Airport Schiphol (AMS)

    • John F. Kennedy International Airport (JFK)

  • You can get to LGW from the centre of London in about 1 hour 20 minutes by car (depending on traffic conditions). The ride on public transport will take roughly 30 minutes to cover the 40 kilometres or so.

  • Want to enjoy an extra night away before boarding your flight from London to Las Vegas? Relax in a hotel near London Gatwick Airport before your holiday officially starts. Consider one of these stays:

  • 69.26% of flights taking off from London Gatwick Airport meet their expected arrival time.

Stansted Airport (STN)

  • Whether just for an hour or a handful of days, a stopover can make your journey feel a little less stressful. When flying out of Stansted Airport (STN), you can book a ticket from London to Las Vegas with a stop at Dublin Airport (DUB).

  • The journey time to STN from the centre of London is around 1 hour 25 minutes by public transport. If you're in a car, it'll take you roughly 1 hour to cover the 48 kilometres or so.

  • Take the 'what ifs' out of departure day — stay near Stansted Airport and know you'll reach the terminal with time to spare. Get comfy at one of these hotels the day before if you're catching an early London to Las Vegas flight:

  • The on-time performance rating of STN is 64.73%. In simpler terms, that's how frequently flights from this airport arrive at their final stop as planned.

Arriving in Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • The distance from Harry Reid Airport (formerly McCarran Airport) (LAS) to central Las Vegas is roughly 10 kilometres. It takes around 15 minutes to reach the centre driving.

  • Getting to the centre by public transport typically takes 1 hour.

  • If you're coming in on a late flight from London to Las Vegas, nothing beats the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and resting soon after at one of these accommodation options near LAS:

  • Go where the road takes you with a Harry Reid Airport (formerly McCarran Airport) rental car. Pick up a set of wheels from Dollar, Thrifty or Alamo and venture far and wide through Las Vegas and beyond.

  • For the best deal, book your ride from Harry Reid Airport (formerly McCarran Airport) around one week ahead of your London to Las Vegas flight.

  • LAS is situated at 5757 Wayne Newton Boulevard.

Best time to go to Las Vegas

  • October is the busiest month for flights from London to Las Vegas. To travel when it's less crowded, head to Las Vegas in May.

  • When booking your London to Las Vegas tickets, consider the weather you're most comfortable in. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC (73ºF) to 42ºC (108ºF).

  • Look for cheap flights from London to Las Vegas in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 13ºC (55ºF) on average.

More about Las Vegas

Explore more of United States

  • You've visited Las Vegas, now it's time to explore other parts of United States. Journey about 370 kilometres south-west to Los Angeles to tick off its must-visit sights. From Griffith Observatory to The Broad and La Brea Tar Pits & Museum, your itinerary will be busy.

  • Around 418 kilometres south-east of Las Vegas, Phoenix is another favourite stop in United States. Get a taste of what this destination has to offer at Desert Botanical Garden, Heard Museum and Papago Park.

More travel options

Plan the rest of your trip from London to Las Vegas

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.