Cheap Flights from Las Vegas to London

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Find the cheapest month or even day of the year to fly to London

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Flight deals from Las Vegas to London

Looking for a cheap last-minute deal or the best return flight from Las Vegas to London? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Las Vegas to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Las Vegas to London flights are currently cheapest in July.

Direct flights from Las Vegas to London

Alternative Las Vegas to London routes

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

Las Vegas to London: Flight information

The things to know before you go.
Cheapest flight foundR 4,153
Cheapest month to flyJuly
Average flight time10 hrs, 2 mins
Most popular airlineKLM
Average flights per week89

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

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
The best price we found for a return flight from Las Vegas to London is R 10,601. 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 1 minute is the average flight time from Las Vegas to London.
KLM, American Airlines and British Airways fly direct from Las Vegas to London.
As of April 2025, there are 178 flights per week flying from Las Vegas to London.
The cheapest month to fly from Las Vegas to London is usually April 2025.
If you're flying from Las Vegas, the cheapest airport near London is London Gatwick – which is 40.3 km away from the centre of London. We've found flights into this airport from R 10,601.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to London on Friday, 2 May 2025.
Yes – the average flight time is 10 hours and 1 minute.
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 London 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 London is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 9°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
The cheapest airline that flies to London is Frontier Airlines. And the cheapest airline that flies to London Heathrow Airport is British Airways.

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

  • Las Vegas's main base, Harry Reid Airport (formerly McCarran Airport) (LAS), is where plenty of awesome adventures begin. Explore the departure options from here when searching for a flight from Las Vegas to London.

  • Come in for landing at London Heathrow Airport (LHR) or London Gatwick Airport (LGW). You can also touch down in London at Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY).

  • Book a direct Las Vegas to London flight and you'll be in the air for an average of 10 hours 5 minutes.

  • The timezone in London is UTC+0, which is seven hours ahead of Las Vegas.

  • With 15 weekly flights between the two airports, Harry Reid Airport (formerly McCarran Airport) (LAS) to London Heathrow Airport (LHR) is the most popular route. Board the earliest flight from Las Vegas to London with Virgin Atlantic at 19:25. If you'd like to get more out of your day before taking off, the last flight from LAS to LHR is with British Airways at 22:10.

  • Leave enough time to make your Las Vegas to London flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Peak months like October or holiday periods such as Thanksgiving and Christmas will mean longer queues at security and check-in. Play it safe and head to the terminal even earlier. Arriving two hours before domestic flights and four hours ahead of an international departure is a smart idea.

How to find the cheapest flights from Las Vegas to London

  • R 4,152 is currently the lowest price for a one-way ticket from Las Vegas to London. Return flights start at R 10,601. These fares may change based on availability and demand.

  • To snag cheap Las Vegas to London flights, reserve your trip eight months before your planned departure.

  • The best month for scoring cheap plane tickets from Las Vegas to London is November. Use the 'Whole month' tool to compare all available prices, then choose the dates that offer the biggest savings.

  • Snapping up a cheap flight from Las Vegas to London is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch when the price has dropped.

  • Tailor your trip using filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' Las Vegas to London flights.

Flying from Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • Take off from Harry Reid Airport (formerly McCarran Airport) (LAS) and fly right through to London Heathrow Airport (LHR) or London Gatwick Airport (LGW). If you're searching for a direct flight from Las Vegas to London out of LAS, those are your final stops.

  • Choose from a variety of airlines that offer direct Las Vegas to London plane tickets out of LAS. Book your seat with one of these:

  • We make it simple to find a Las Vegas to London flight with a stopover. To see all the options leaving from Harry Reid Airport (formerly McCarran Airport), uncheck 'Direct flights only.' Next, pick a flight with a stop long enough to explore the city of your choice. Top stopovers include:

    • Amsterdam Airport Schiphol (AMS)

    • Dublin Airport (DUB)

    • Frankfurt Airport (FRA)

  • LAS is about 10 kilometres from central Las Vegas. If you're driving, ride-sharing or catching a cab from the centre, it'll take 15 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the trip time to be around 1 hour.

  • Planning to catch an early flight from Las Vegas to London? Avoid rushing to the airport (and get some extra shut-eye) by choosing one of these hotels close to Harry Reid Airport (formerly McCarran Airport):

  • Harry Reid Airport (formerly McCarran Airport) gets high marks for its on-time performance. 82.07% of flights that take off from LAS arrive at their destination without delay.

  • The address for LAS is 5757 Wayne Newton Boulevard.

Arriving in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) to central London takes around 55 minutes to reach by car. The centre is roughly 26 kilometres away.

  • If you're travelling on public transport, expect a journey time of about 1 hour.

  • If you're arriving on a late flight from Las Vegas to London, few things beat the convenience of staying close to the terminal. Collect your bags from the carousel and then be showered and resting not long after at one of these hotels near LHR:

  • Pick up a London Heathrow Airport rental car and discover London and beyond with your own set of wheels. Surprice, U-Save and Green Motion are top outlets to choose from here.

  • For the best deal, reserve your ride from London Heathrow Airport about one week ahead of your Las Vegas to London flight.

London Gatwick Airport (LGW)

  • London Gatwick Airport (LGW) is about 40 kilometres from central London. Once you've disembarked your flight from Las Vegas to London, it takes approximately 1 hour 20 minutes to reach the heart of the city in a cab or ride-share.

  • If you're catching public transport, it'll take about 30 minutes.

  • After your flight from Las Vegas to London, tuck yourself in at a hotel near LGW. These are some great accommodation options that'll help you switch to relaxation mode:

  • Forget about inconvenient public transport timetables or waiting forever for a cab. Pick up a London Gatwick Airport rental car and take your trip in whatever direction you choose. Compare availability and rates from Green Motion, U-Save and Drivalia.

  • Lock in the lowest price by securing your ride from LGW three weeks ahead of time. You'll also have access to a greater range of vehicles.

Stansted Airport (STN)

  • Stansted Airport (STN) is around 48 kilometres from central London. It'll take you about 1 hour to get to the city centre by car once you've hopped off your flight from Las Vegas to London.

  • If you travel by public transport, the journey takes around 1 hour 25 minutes.

  • If you don't want to make the journey to the centre, head for a hotel close to STN. Make yourself comfortable at one of these stays after your Las Vegas to London flight:

  • Take control of the next part of your trip with a Stansted Airport rental car. Green Motion, Drivalia and Europcar make getting on the road smooth sailing.

  • If you're after a vehicle with specific features, book your ride from STN around four weeks before your flight from Las Vegas to London. This gives you a higher chance of getting your preferred car, as well as a better deal.

Best time to go to London

  • July is the most popular month for flights from Las Vegas to London. To avoid the crowds, head to London in February.

  • The warmest month in London is July, with temperatures ranging between 11ºC (52ºF) and 26ºC (79ºF). Book your Las Vegas to London ticket then if that's your ideal forecast.

  • If you'd rather travel in cooler conditions, look for a cheap flight from Las Vegas to London in January when temperatures average between 0ºC (32ºF) and 9ºC (48ºF).

More about London

Explore more of United Kingdom

  • You've seen London, now it's time to explore more of United Kingdom. Journey around 161 kilometres north-west to Birmingham to check off its top attractions. From Cadbury World to The Library of Birmingham and National Sea Life Centre, your itinerary will be busy.

  • Bristol is another sought-after destination in United Kingdom and is around 177 kilometres west of London. No trip is complete without experiencing Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

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