฿15,925 Cheap Flights from Las Vegas (LAS) to London (LHR)

View ฿15,925 flight on Mon, 4 May 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿15,925 for one-way flights and ฿26,430 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 4 May - Tue, 19 May
LAS
Las Vegas
LHR
London
฿26,430 Return, found 1 day ago
฿26,430
Return
found 1 day ago
Select Delta flight, departing Mon, 4 May from Las Vegas to London, returning Tue, 19 May, priced at ฿26,430 found 1 day ago
Virgin Atlantic
Sun, 19 Apr - Tue, 5 May
LAS
Las Vegas
LHR
London
฿26,435 Return, found 4 days ago
฿26,435
Return
found 4 days ago
Select Virgin Atlantic flight, departing Sun, 19 Apr from Las Vegas to London, returning Tue, 5 May, priced at ฿26,435 found 4 days ago
Delta
Mon, 4 May - Tue, 19 May
LAS
Las Vegas
LHR
London
฿26,445 Return, found 1 day ago
฿26,445
Return
found 1 day ago
Select Delta flight, departing Mon, 4 May from Las Vegas to London, returning Tue, 19 May, priced at ฿26,445 found 1 day ago
Delta
Mon, 4 May - Tue, 19 May
LAS
Las Vegas
LHR
London
฿26,445 Return, found 1 day ago
฿26,445
Return
found 1 day ago
Select Delta flight, departing Mon, 4 May from Las Vegas to London, returning Tue, 19 May, priced at ฿26,445 found 1 day ago
United
Sun, 19 Apr - Tue, 5 May
LAS
Las Vegas
LHR
London
฿26,555 Return, found 4 days ago
฿26,555
Return
found 4 days ago
Select United flight, departing Sun, 19 Apr from Las Vegas to London, returning Tue, 5 May, priced at ฿26,555 found 4 days ago
United
Mon, 4 May - Tue, 19 May
LAS
Las Vegas
LHR
London
฿26,625 Return, found 1 day ago
฿26,625
Return
found 1 day ago
Select United flight, departing Mon, 4 May from Las Vegas to London, returning Tue, 19 May, priced at ฿26,625 found 1 day ago
Air Canada
Sun, 19 Apr - Tue, 5 May
LAS
Las Vegas
LHR
London
฿26,665 Return, found 4 days ago
฿26,665
Return
found 4 days ago
Select Air Canada flight, departing Sun, 19 Apr from Las Vegas to London, returning Tue, 5 May, priced at ฿26,665 found 4 days ago
United
Mon, 4 May - Tue, 19 May
LAS
Las Vegas
LHR
London
฿26,715 Return, found 1 day ago
฿26,715
Return
found 1 day ago
Select United flight, departing Mon, 4 May from Las Vegas to London, returning Tue, 19 May, priced at ฿26,715 found 1 day ago
Air Canada
Sun, 19 Apr - Tue, 5 May
LAS
Las Vegas
LHR
London
฿26,735 Return, found 4 days ago
฿26,735
Return
found 4 days ago
Select Air Canada flight, departing Sun, 19 Apr from Las Vegas to London, returning Tue, 5 May, priced at ฿26,735 found 4 days ago
KLM
Mon, 4 May - Tue, 19 May
LAS
Las Vegas
LHR
London
฿27,325 Return, found 1 day ago
฿27,325
Return
found 1 day ago
Select KLM flight, departing Mon, 4 May from Las Vegas to London, returning Tue, 19 May, priced at ฿27,325 found 1 day ago

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

January is typically the cheapest month to fly

From ฿16,123 - ฿43,264 per traveller.

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 ฿26,430. 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.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, American Airlines, Delta, KLM, Lufthansa, United, WestJet
Return price
฿26,430
Distance
8345 km
Average flight time
16 hours 55 mins

Book with confidence

Perfect flights from Las Vegas to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Las Vegas to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Harry Reid Intl. to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from ฿15,925 and roundtrip prices from ฿26,430. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in London.
Perfect flights from Las Vegas to London
*Available to Expedia members.