฿11,540 Cheap Flights from Las Vegas (LAS) to London (LHR)

View ฿11,540 flight on Sat, 11 Apr 2026Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

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

    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 ฿11,540 for one-way flights and ฿19,835 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿19,835 Return, found 6 days ago
฿19,835
Return
found 6 days ago
Select British Airways flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿19,835 found 6 days ago
Air France
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿20,820 Return, found 6 days ago
฿20,820
Return
found 6 days ago
Select Air France flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿20,820 found 6 days ago
Air France
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿21,060 Return, found 6 days ago
฿21,060
Return
found 6 days ago
Select Air France flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿21,060 found 6 days ago
Air France
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿22,165 Return, found 6 days ago
฿22,165
Return
found 6 days ago
Select Air France flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿22,165 found 6 days ago
Air Canada
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿22,470 Return, found 6 days ago
฿22,470
Return
found 6 days ago
Select Air Canada flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿22,470 found 6 days ago
United
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿22,575 Return, found 6 days ago
฿22,575
Return
found 6 days ago
Select United flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿22,575 found 6 days ago
Air Canada
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿22,825 Return, found 6 days ago
฿22,825
Return
found 6 days ago
Select Air Canada flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿22,825 found 6 days ago
British Airways
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿23,005 Return, found 6 days ago
฿23,005
Return
found 6 days ago
Select British Airways flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿23,005 found 6 days ago
United
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿23,010 Return, found 6 days ago
฿23,010
Return
found 6 days ago
Select United flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿23,010 found 6 days ago
Lufthansa
Wed, 22 Apr - Wed, 29 Apr
LAS
Las Vegas
LHR
London
฿23,720 Return, found 6 days ago
฿23,720
Return
found 6 days ago
Select Lufthansa flight, departing Wed, 22 Apr from Las Vegas to London, returning Wed, 29 Apr, priced at ฿23,720 found 6 days ago

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

October is typically the cheapest month to fly

From ฿14,438 - ฿35,892 per traveller.
Flight from Las Vegas to London route information
Origin airport
Harry Reid Intl.
Destination airport
Heathrow
Return price
฿19,835
Distance
8345 km
Average flight time
18 hours 1 min

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 London, 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 ฿11,540 and roundtrip prices from ฿19,835. 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 London 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 LAS to LHR travel arrangements today and embark on the journey of a lifetime in London.

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 ฿19,835. 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

London Airports

London

*Available to Expedia members.