S$365 Cheap Flights from Las Vegas to London

View S$365 flight on Fri, 9 Jan, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at S$365 for one-way flights and S$891 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$891 Return, found 5 days ago
S$891
Return
found 5 days ago
Select Delta flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$891 found 5 days ago
United
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$900 Return, found 5 days ago
S$900
Return
found 5 days ago
Select United flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$900 found 5 days ago
Lufthansa
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$902 Return, found 5 days ago
S$902
Return
found 5 days ago
Select Lufthansa flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$902 found 5 days ago
Virgin Atlantic
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$904 Return, found 5 days ago
S$904
Return
found 5 days ago
Select Virgin Atlantic flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$904 found 5 days ago
Lufthansa
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$917 Return, found 5 days ago
S$917
Return
found 5 days ago
Select Lufthansa flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$917 found 5 days ago
British Airways
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$920 Return, found 5 days ago
S$920
Return
found 5 days ago
Select British Airways flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$920 found 5 days ago
United
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$939 Return, found 5 days ago
S$939
Return
found 5 days ago
Select United flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$939 found 5 days ago
United
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$965 Return, found 5 days ago
S$965
Return
found 5 days ago
Select United flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$965 found 5 days ago
United
Sun, 30 Nov - Tue, 16 Dec
LAS
Las Vegas
LHR
London
S$1,004 Return, found 5 days ago
S$1,004
Return
found 5 days ago
Select United flight, departing Sun, 30 Nov from Las Vegas to London, returning Tue, 16 Dec, priced at S$1,004 found 5 days ago
Delta
Fri, 5 Dec - Sun, 21 Dec
LAS
Las Vegas
LHR
London
S$1,013 Return, found 5 days ago
S$1,013
Return
found 5 days ago
Select Delta flight, departing Fri, 5 Dec from Las Vegas to London, returning Sun, 21 Dec, priced at S$1,013 found 5 days ago

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

January is typically the cheapest month to fly

From S$644 - S$1,477 per traveller.
Las Vegas to London route information
Origin airport
Harry Reid Intl.
Destination airport
Heathrow
Return price
S$891
Distance
8345 km
Average flight time
18 hours 1 min

Perfect flights from Las Vegas to London

Your Journey from Las Vegas to London

Start your unforgettable journey with Expedia. Our broad selection of flights from Las Vegas to London 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, United, Air Canada, Virgin Atlantic, Delta, Lufthansa, British Airways. Our selection of flights from Harry Reid Intl. to Heathrow 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 Las Vegas to London Flights

Experience the joy of finding cheap flights from Harry Reid Intl. to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$365 and roundtrip prices from S$891*.
 

Pre-Flight Essentials

Ensure a smooth journey from Las Vegas to London 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 London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . 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 Las Vegas to London 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 Las Vegas to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London 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 Las Vegas to London 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 Las Vegas to London 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 Harry Reid Airport (formerly McCarran Airport) to LHR?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Harry Reid Airport (formerly McCarran Airport) and London Heathrow was S$891. Great fares don't stick around for long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Harry Reid Airport (formerly McCarran Airport) to Heathrow Airport (LHR)?
Each airline has its own set of terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from LAS to LHR 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 LAS to LHR flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LAS to Heathrow Airport?
The distance is around 8,400 kilometres. Sleep mask? Check. Warm clothes? Double check. You'd be wise to pack all the travel comforts for this long-haul Las Vegas to Hounslow flight.
Which airlines fly direct from Harry Reid Airport (formerly McCarran Airport) to London Heathrow?
Many travellers opt to fly with Virgin Atlantic (VS) from LAS to Heathrow Airport (LHR). This top airline offers 30 flights every month, so you can easily find a flight time that's perfect for you. British Airways (BA) is another popular choice. It offers 30 flights per month. Between these two airlines, you'll be able to find a great deal from Las Vegas to Hounslow.
Are LAS to Heathrow Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to get amazing last-minute deals from Harry Reid Airport (formerly McCarran Airport) to Heathrow Airport, but it's also possible to miss out altogether! As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest easy knowing you're always getting the latest offers.

Explore a world of travel with Expedia

*Available to Expedia members.