S$787 Cheap Flights from London to Las Vegas

View S$787 flight on Wed, 15 Oct, 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from London to Las Vegas (LHR-LAS)

Prices were available within the past 7 days and start at S$787 for one-way flights and S$1,002 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,002 Return, found 1 day ago
S$1,002
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,002 found 1 day ago
Swiss International Air Lines
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,010 Return, found 1 day ago
S$1,010
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,010 found 1 day ago
Swiss International Air Lines
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,013 Return, found 1 day ago
S$1,013
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,013 found 1 day ago
Lufthansa
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,017 Return, found 1 day ago
S$1,017
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,017 found 1 day ago
Air Canada
Thu, 11 Sep - Tue, 16 Sep
LHR
London
LAS
Las Vegas
S$1,020 Return, found 2 days ago
S$1,020
Return
found 2 days ago
Select Air Canada flight, departing Thu, 11 Sep from London to Las Vegas, returning Tue, 16 Sep, priced at S$1,020 found 2 days ago
Lufthansa
Tue, 9 Sep - Thu, 18 Sep
LHR
London
LAS
Las Vegas
S$1,020 Return, found 5 days ago
S$1,020
Return
found 5 days ago
Select Lufthansa flight, departing Tue, 9 Sep from London to Las Vegas, returning Thu, 18 Sep, priced at S$1,020 found 5 days ago
Delta
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,026 Return, found 1 day ago
S$1,026
Return
found 1 day ago
Select Delta flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,026 found 1 day ago
Virgin Atlantic
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,026 Return, found 1 day ago
S$1,026
Return
found 1 day ago
Select Virgin Atlantic flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,026 found 1 day ago
American Airlines
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,026 Return, found 1 day ago
S$1,026
Return
found 1 day ago
Select American Airlines flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,026 found 1 day ago
Swiss International Air Lines
Mon, 8 Sep - Mon, 15 Sep
LHR
London
LAS
Las Vegas
S$1,038 Return, found 1 day ago
S$1,038
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 8 Sep from London to Las Vegas, returning Mon, 15 Sep, priced at S$1,038 found 1 day ago

Find the cheapest month to fly from London (LHR) to Las Vegas (LAS)

January is typically the cheapest month to fly

From S$698 - S$1,380 per traveller.

Graph displaying average flight prices per month

London to Las Vegas route information
Origin airport
Heathrow
Destination airport
Harry Reid Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic, WestJet
Return price
S$1,002
Distance
8345 km
Average flight time
2 hours 42 mins

Perfect flights from London to Las Vegas

Your Journey from London to Las Vegas

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Las Vegas caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including WestJet, Lufthansa, Swiss International Air Lines, Air Canada, Delta, Virgin Atlantic, American Airlines, United. Our selection of flights from Heathrow to Harry Reid Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Las Vegas Flights

Experience the joy of finding cheap flights from Heathrow to Harry Reid Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$787 and roundtrip prices from S$1,002*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Las Vegas with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Las Vegas

Picture yourself stepping off the plane in Las Vegas and immersing yourself in the unique atmosphere of Las Vegas. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Las Vegas Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Las Vegas.
 

Beyond the Flight – Exploring Las Vegas

With Expedia, your adventure extends beyond the flight. Explore Las Vegas at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Las Vegas with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Las Vegas with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Heathrow Airport to LAS?
If you're planning on travelling from LHR to LAS, round-trip flights start from S$1,002. This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport (LHR) to LAS?
Every air carrier has its own terms and conditions. If you decide to cancel your holiday, visit our Customer Service Portal.
How do I find cheap flights from Heathrow Airport (LHR) to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport to LAS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport to Harry Reid Airport (formerly McCarran Airport)?
The distance is around 8,400 kilometres. Sleep mask? Check. Noise-cancelling headphones? Check. You'd be wise to pack all the travel comforts for this long-haul Hounslow to Las Vegas flight.
Which airlines fly direct from LHR to Harry Reid Airport (formerly McCarran Airport)?
Many savvy travellers choose to fly with Virgin Atlantic (VS) from Heathrow Airport (LHR) to Harry Reid Airport (formerly McCarran Airport). This popular airline offers 30 monthly flights, so you can easily find a flight time that works for you. Love some more options? Check out the airfares with British Airways (BA). This carrier offers 30 flights a month between these destinations.
Are Heathrow Airport (LHR) to Harry Reid Airport (formerly McCarran Airport) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from LHR to Harry Reid Airport (formerly McCarran Airport) last minute could be your ticket to a fantastic deal. However, it could end up costing a good deal more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

London Airports

London

Gatwick to Las Vegas
S$995.10
*Available to Expedia members.