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Cheap Flights from London to Las Vegas

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Compare London Heathrow to Las Vegas Harry Reid International flight deals

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

Book the best Las Vegas Harry Reid International fare with no extra fees

Flight deals from London Heathrow to Las Vegas Harry Reid International

Looking for a cheap last-minute deal or the best return flight from London Heathrow to Las Vegas Harry Reid International? Find the lowest prices on one-way and return tickets right here.
Las Vegas.$920 per passenger.Departing Sat, 26 Apr, returning Sat, 3 May.Return flight with Lufthansa and Spirit Airlines.Outbound indirect flight with Lufthansa, departs from London Heathrow on Sat, 26 Apr, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Sat, 3 May, arriving in London Heathrow.Price includes taxes and charges.From $920, select.
Las Vegas.$972 per passenger.Departing Sun, 20 Apr, returning Wed, 30 Apr.Return flight with Air Canada and WestJet.Outbound indirect flight with Air Canada, departs from London Heathrow on Sun, 20 Apr, arriving in Las Vegas Harry Reid International.Inbound indirect flight with WestJet, departs from Las Vegas Harry Reid International on Wed, 30 Apr, arriving in London Heathrow.Price includes taxes and charges.From $972, select.
Las Vegas.$1,015 per passenger.Departing Mon, 24 Mar, returning Mon, 31 Mar.Return flight with SWISS and Spirit Airlines.Outbound indirect flight with SWISS, departs from London Heathrow on Mon, 24 Mar, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Mon, 31 Mar, arriving in London Heathrow.Price includes taxes and charges.From $1,015, select.
Las Vegas.$1,021 per passenger.Departing Tue, 6 May, returning Fri, 9 May.Return flight with Vueling Airlines and Spirit Airlines.Outbound indirect flight with Vueling Airlines, departs from London Heathrow on Tue, 6 May, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Spirit Airlines, departs from Las Vegas Harry Reid International on Fri, 9 May, arriving in London Heathrow.Price includes taxes and charges.From $1,021, select.
Las Vegas.$1,078 per passenger.Departing Mon, 24 Mar, returning Mon, 7 Apr.Return flight with SWISS and Frontier Airlines.Outbound indirect flight with SWISS, departs from London Heathrow on Mon, 24 Mar, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Frontier Airlines, departs from Las Vegas Harry Reid International on Mon, 7 Apr, arriving in London Heathrow.Price includes taxes and charges.From $1,078, select.
Las Vegas.$1,080 per passenger.Departing Thu, 10 Jul, returning Thu, 17 Jul.Return flight with Lufthansa and WestJet.Outbound indirect flight with Lufthansa, departs from London Heathrow on Thu, 10 Jul, arriving in Las Vegas Harry Reid International.Inbound indirect flight with WestJet, departs from Las Vegas Harry Reid International on Thu, 17 Jul, arriving in London Heathrow.Price includes taxes and charges.From $1,080, select.
Las Vegas.$1,124 per passenger.Departing Thu, 18 Sep, returning Sun, 21 Sep.Return flight with Lufthansa and Air Canada.Outbound indirect flight with Lufthansa, departs from London Heathrow on Thu, 18 Sep, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Air Canada, departs from Las Vegas Harry Reid International on Sun, 21 Sep, arriving in London Heathrow.Price includes taxes and charges.From $1,124, select.
Las Vegas.$1,157 per passenger.Departing Sat, 30 Aug, returning Sat, 20 Sep.Return flight with Brussels Airlines.Outbound indirect flight with Brussels Airlines, departs from London Heathrow on Sat, 30 Aug, arriving in Las Vegas Harry Reid International.Inbound indirect flight with Brussels Airlines, departs from Las Vegas Harry Reid International on Sat, 20 Sep, arriving in London Heathrow.Price includes taxes and charges.From $1,157, select.

Find the cheapest month to fly from London Heathrow to Las Vegas Harry Reid International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Las Vegas Harry Reid International flights are currently cheapest in April.
Mar
from $1,015
Apr
from $972
May
from $1,021
Jun
from $1,226
Jul
from $1,080
Aug
from $1,619
Sep
from $1,124
Oct
from $1,260
Nov
from $1,239
Dec
from $1,206
Jan
from $1,285
Feb
from $1,284

Direct flights from London Heathrow to Las Vegas Harry Reid International

London Heathrow to Las Vegas Harry Reid International: Alternative routes

Compare routes from London Heathrow to Las Vegas below. You may find an airport to fly into that's cheaper, faster, or easier than Las Vegas Harry Reid International.

London to Las Vegas: Flight information

The things to know before you go.
Cheapest flight found$920
Cheapest month to flyApril
Average flight time10 hrs, 46 mins
Most popular airlineKLM
Average flights per week85

Finding cheap flights from London Heathrow to Las Vegas Harry Reid International: Frequently asked questions

The best price we found for a return flight from London Heathrow to Las Vegas Harry Reid International is $920. 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 46 minutes is the average flight time from London Heathrow to Las Vegas Harry Reid International.
KLM, Aer Lingus and American Airlines fly direct from London Heathrow to Las Vegas Harry Reid International.
As of March 2025, there are 85 flights per week flying from London Heathrow to Las Vegas Harry Reid International.
The cheapest month to fly from London Heathrow to Las Vegas Harry Reid International is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Las Vegas Harry Reid International Airport on Saturday, 26 April 2025.
Yes – the average flight time is 10 hours and 46 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 Harry Reid International 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.
Currently, Lufthansa and Virgin Atlantic offer the cheapest flight tickets to Las Vegas Harry Reid International.

Flying from London Heathrow Airport (LHR) to Harry Reid Airport (formerly McCarran Airport) (LAS): what you need to know

  • The average time for a direct flight from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport) is 10 hours 56 minutes. Las Vegas's timezone is UTC-7, making Las Vegas 7 hours behind London.

  • You can choose from 20 weekly flights from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport). The 14:00 departure with Virgin Atlantic is the earliest available from LHR to LAS. British Airways operates the last service of the day at 22:10 if you'd rather not get up at the crack of dawn.

  • Planning to travel during a peak period like a bank holiday? Expect longer queues at security and check-in. Give yourself extra leeway and arrive up to four hours before international flights and two hours before domestic departures.

  • To break up your flight from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport), consider adding a stopover. Just deselect 'Direct flights only' and find a city that interests you. The top stopovers on the LHR - LAS route include:

    • Dublin Airport

    • Denver International Airport

    • Salt Lake City International Airport

How to find the cheapest flights from London Heathrow Airport (LHR) to Harry Reid Airport (formerly McCarran Airport) (LAS)

  • $595 is the best price for a one-way ticket from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport). Return flights start at $920. These prices can change depending on demand.

  • To score cheap flight tickets from LHR to LAS, book your journey 9 months ahead of your departure date.

  • May is the cheapest month for tickets from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport). If you need to travel at a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • Create a Price Alert for cheap flight tickets from LHR to LAS. You don't need to check every day to see whether prices have dropped. We'll let you know as soon as the price changes.

  • Take advantage of filters to find the ideal trip for you. To see the 'Best,' 'Cheapest' or 'Fastest' flights from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport), use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and number of stops.

Handy information about London Heathrow Airport (LHR)

  • London Heathrow Airport is about 31 kilometres from central London. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 57 minutes or so to get there, depending on the traffic. If you're using public transport, expect the trip time to be around 1 hour and 1 minute.

  • After a handy hotel close to LHR? If you're boarding an early flight from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport), these accommodation options will have you sleeping moments from your departure lounge:

Arriving at Harry Reid Airport (formerly McCarran Airport) (LAS)

Getting from Harry Reid Airport (formerly McCarran Airport) (LAS) to central Las Vegas

  • Harry Reid Airport (formerly McCarran Airport) to central Las Vegas takes around 15 minutes in a car. It's approximately 19 kilometres away. Find out what options are available, such as car rentals, cabs or ride-sharing services.

  • Getting there by public transport takes about 1 hour.

When to fly to Harry Reid Airport (formerly McCarran Airport) (LAS)

  • October is the most popular month for flights from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport). To steer clear of the crowds, travel to Las Vegas in May.

  • When booking your flight from London Heathrow Airport to Harry Reid Airport (formerly McCarran Airport), consider the type of weather you enjoy. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC to 42ºC.

  • If you like travelling in cooler conditions, look for a cheap ticket from LHR to LAS in January. Temperatures average between -1ºC and 13ºC then.

More about Las Vegas

  • After booking your flights from LHR to LAS, you'll want to find a hotel in Las Vegas. Make one of these options your base for exploring this exciting destination:

  • Every great journey has to include some sightseeing. Las Vegas Strip, Fountains of Bellagio and Fremont Street Experience are among the things you can't miss in Las Vegas.

Complete your Las Vegas trip with hotels and a car rental

  • Once you've secured your cheap ticket to Harry Reid Airport (formerly McCarran Airport), explore our low prices and exclusive offers on hotels. You can also compare hundreds of car rental companies in one go to get the best car rental price for your Las Vegas escape.

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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.