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

View AU$457 flight on Tue, 3 Mar. 2026Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 29 Sep. - Tue, 7 Oct.
LAS
Las Vegas
LHR
London
AU$861 Return, found 4 days ago
AU$861
Return
found 4 days ago
Select Delta flight, departing Mon, 29 Sep. from Las Vegas to London, returning Tue, 7 Oct., priced at AU$861 found 4 days ago
United
Mon, 29 Sep. - Tue, 7 Oct.
LAS
Las Vegas
LHR
London
AU$869 Return, found 4 days ago
AU$869
Return
found 4 days ago
Select United flight, departing Mon, 29 Sep. from Las Vegas to London, returning Tue, 7 Oct., priced at AU$869 found 4 days ago
Virgin Atlantic
Mon, 29 Sep. - Tue, 7 Oct.
LAS
Las Vegas
LHR
London
AU$870 Return, found 4 days ago
AU$870
Return
found 4 days ago
Select Virgin Atlantic flight, departing Mon, 29 Sep. from Las Vegas to London, returning Tue, 7 Oct., priced at AU$870 found 4 days ago
Virgin Atlantic
Tue, 14 Oct. - Tue, 28 Oct.
LAS
Las Vegas
LHR
London
AU$870 Return, found 1 day ago
AU$870
Return
found 1 day ago
Select Virgin Atlantic flight, departing Tue, 14 Oct. from Las Vegas to London, returning Tue, 28 Oct., priced at AU$870 found 1 day ago
Swiss International Air Lines
Mon, 1 Sep. - Wed, 17 Sep.
LAS
Las Vegas
LGW
London
AU$890 Return, found 3 days ago
AU$890
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Mon, 1 Sep. from Las Vegas to London, returning Wed, 17 Sep., priced at AU$890 found 3 days ago
Virgin Atlantic
Tue, 14 Oct. - Tue, 28 Oct.
LAS
Las Vegas
LHR
London
AU$896 Return, found 1 day ago
AU$896
Return
found 1 day ago
Select Virgin Atlantic flight, departing Tue, 14 Oct. from Las Vegas to London, returning Tue, 28 Oct., priced at AU$896 found 1 day ago
Air Canada
Mon, 29 Sep. - Tue, 7 Oct.
LAS
Las Vegas
LHR
London
AU$897 Return, found 4 days ago
AU$897
Return
found 4 days ago
Select Air Canada flight, departing Mon, 29 Sep. from Las Vegas to London, returning Tue, 7 Oct., priced at AU$897 found 4 days ago
British Airways
Mon, 1 Sep. - Wed, 17 Sep.
LAS
Las Vegas
LHR
London
AU$907 Return, found 3 days ago
AU$907
Return
found 3 days ago
Select British Airways flight, departing Mon, 1 Sep. from Las Vegas to London, returning Wed, 17 Sep., priced at AU$907 found 3 days ago
Swiss International Air Lines
Mon, 1 Sep. - Wed, 17 Sep.
LAS
Las Vegas
LCY
London
AU$934 Return, found 3 days ago
AU$934
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Mon, 1 Sep. from Las Vegas to London, returning Wed, 17 Sep., priced at AU$934 found 3 days ago
KLM
Mon, 29 Sep. - Tue, 7 Oct.
LAS
Las Vegas
LHR
London
AU$949 Return, found 4 days ago
AU$949
Return
found 4 days ago
Select KLM flight, departing Mon, 29 Sep. from Las Vegas to London, returning Tue, 7 Oct., priced at AU$949 found 4 days ago

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

January is typically the cheapest month to fly

From AU$603 - AU$1,719 per traveller.

Graph displaying average flight prices per month

Flight from Las Vegas to London route information
Origin airport
Harry Reid Intl.
Destination airport
Heathrow
Return price
AU$861
Distance
8345 km

Your quick guide to flights from Las Vegas to London

Pick up great flights from Las Vegas to London

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Las Vegas to London. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Las Vegas to London that take around hours.

Find cheap flights from Las Vegas to London

From the great flight deals with prices currently ranging from AU$861 to AU$949, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Las Vegas to London around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to London is normally in September.

Reasons to book your flight from Las Vegas to London with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Las Vegas to London across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to London right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from LAS to London (LON-All Airports)?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Harry Reid Airport (formerly McCarran Airport) and London (LON-All Airports) start from AU$861. Make your booking ASAP to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LAS to London (LON-All Airports)?
Most flights can be cancelled online, but whether you are charged a fee varies between airlines. If you do need to cancel your break, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Harry Reid Airport (formerly McCarran Airport) to London (LON-All Airports) 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 London (LON-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LAS to London (LON-All Airports)?
The distance is around 8 400 kilometres. Sleep mask? Check. A change of clothes? Check. We recommend you pack all the essentials for this long-haul Las Vegas to England flight.
Which airlines fly direct from LAS to London (LON-All Airports)?
With 30 monthly flights operating from Harry Reid Airport (formerly McCarran Airport) to London (LON-All Airports), Virgin Atlantic (VS) is a popular choice. Love some more options? Check out the ticket prices from British Airways (BA). This carrier offers 30 flights a month between these airports.
Are LAS to London (LON-All Airports) flight tickets cheaper when they're purchased at the last minute?
Flight tickets from LAS to London (LON-All Airports) are available up to a year before departure on Expedia. And although you may occasionally pick up a great last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more options — and you can avoid getting trapped in the dreaded middle seat! We're constantly updating our fares to bring you the best bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

London Flight Deals

London

Las Vegas to Heathrow
AU$860.80
Las Vegas to Gatwick
AU$889.30
*Available to Expedia members.