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

View AU$487 flight on Sat, 17 Oct 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 (LAS) to London (LHR)

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
Sun, 16 Aug - Tue, 1 Sept
LAS
Las Vegas
LHR
London
AU$1,378 Return, found 12 hours ago
AU$1,378
Return
found 12 hours ago
Select Delta flight, departing Sun, 16 Aug from Las Vegas to London, returning Tue, 1 Sept, priced at AU$1,378 found 12 hours ago
Finnair
Thu, 15 Oct - Thu, 22 Oct
LAS
Las Vegas
LHR
London
AU$1,378 Return, found 6 days ago
AU$1,378
Return
found 6 days ago
Select Finnair flight, departing Thu, 15 Oct from Las Vegas to London, returning Thu, 22 Oct, priced at AU$1,378 found 6 days ago
Air Canada
Thu, 15 Oct - Thu, 22 Oct
LAS
Las Vegas
LHR
London
AU$1,383 Return, found 6 days ago
AU$1,383
Return
found 6 days ago
Select Air Canada flight, departing Thu, 15 Oct from Las Vegas to London, returning Thu, 22 Oct, priced at AU$1,383 found 6 days ago
United
Thu, 15 Oct - Thu, 22 Oct
LAS
Las Vegas
LHR
London
AU$1,387 Return, found 6 days ago
AU$1,387
Return
found 6 days ago
Select United flight, departing Thu, 15 Oct from Las Vegas to London, returning Thu, 22 Oct, priced at AU$1,387 found 6 days ago
Virgin Atlantic
Sun, 16 Aug - Tue, 1 Sept
LAS
Las Vegas
LHR
London
AU$1,390 Return, found 12 hours ago
AU$1,390
Return
found 12 hours ago
Select Virgin Atlantic flight, departing Sun, 16 Aug from Las Vegas to London, returning Tue, 1 Sept, priced at AU$1,390 found 12 hours ago
Virgin Atlantic
Sun, 16 Aug - Tue, 1 Sept
LAS
Las Vegas
LHR
London
AU$1,411 Return, found 12 hours ago
AU$1,411
Return
found 12 hours ago
Select Virgin Atlantic flight, departing Sun, 16 Aug from Las Vegas to London, returning Tue, 1 Sept, priced at AU$1,411 found 12 hours ago
Virgin Atlantic
Sun, 16 Aug - Tue, 1 Sept
LAS
Las Vegas
LHR
London
AU$1,419 Return, found 12 hours ago
AU$1,419
Return
found 12 hours ago
Select Virgin Atlantic flight, departing Sun, 16 Aug from Las Vegas to London, returning Tue, 1 Sept, priced at AU$1,419 found 12 hours ago
Delta
Sun, 16 Aug - Tue, 1 Sept
LAS
Las Vegas
LHR
London
AU$1,420 Return, found 12 hours ago
AU$1,420
Return
found 12 hours ago
Select Delta flight, departing Sun, 16 Aug from Las Vegas to London, returning Tue, 1 Sept, priced at AU$1,420 found 12 hours ago
Delta
Sun, 16 Aug - Tue, 1 Sept
LAS
Las Vegas
LHR
London
AU$1,428 Return, found 12 hours ago
AU$1,428
Return
found 12 hours ago
Select Delta flight, departing Sun, 16 Aug from Las Vegas to London, returning Tue, 1 Sept, priced at AU$1,428 found 12 hours ago
KLM
Thu, 15 Oct - Thu, 22 Oct
LAS
Las Vegas
LHR
London
AU$1,467 Return, found 6 days ago
AU$1,467
Return
found 6 days ago
Select KLM flight, departing Thu, 15 Oct from Las Vegas to London, returning Thu, 22 Oct, priced at AU$1,467 found 6 days ago

Frequently asked questions

How much does a flight from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) cost?
You can find cheap one-way flights from AU$487 and cheap return flights from AU$1,378 LAS to LHR with Expedia. One-way flights typically cost between AU$623 and AU$2,989 and return flights often range between AU$2,422 and AU$8,920. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when LAS to LHR ticket fares go up or down.
What is the cheapest month to fly from Las Vegas, NV (LAS) to London (LHR)?
The cheapest months to fly from Las Vegas, NV (LAS) to London (LHR) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
There are 2 airlines offering direct flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow). Here are the carriers:
  • British Airways operates 12 direct flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) every week.
  • Virgin Atlantic operates 8 direct flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) every week.
What is the cheapest airline that flies from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
American Airlines is one of the cheapest airlines offering nonstop return flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow), with tickets starting from around AU$1142 for flights that can be booked for departure within the next year. Skywest Air offers one of the cheapest connecting return flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) starting from around AU$1282. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Las Vegas, NV (LAS) to London (LHR)?
To find a cheap flight from Las Vegas, NV (LAS) to London (LHR), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
The best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) will differ from traveler to traveler. If you like to fly early, Virgin Atlantic offers early morning flights. If price is the most important factor, Virgin Atlantic typically offers the lowest fares. Delta offers the most daily flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Las Vegas, NV (LAS) to London (LHR)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
You'll find approximately 3 nonstop flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow). For even more choices, look at flights that include layovers; there are around 170 connecting flights per day. Some common connection points include John F. Kennedy Intl. (JFK), Los Angeles Intl. (LAX), and O'Hare Intl. (ORD).
What is the earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
The earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) typically departs around 12:10 AM local time. This service is offered by United and is seasonal, active in June and July. An early departure like this can be great for maximizing your time in London. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
You'll typically find the most flights from Harry Reid International Airport (LAS) to London Heathrow (LHR) on a Wednesday, with around 98 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta.
What are the most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) are in the morning, from 9am to 12pm. Many major carriers, including American Airlines, Delta and United, offer flights during this window. Many travelers prefer this because it allows for a morning departure, getting you to your destination with plenty of time to settle in.
How long does it take to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
A direct flight from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow) typically takes around 10 hours, covering a distance of approximately 8,396 kilometers. If you opt for a flight with one stop, your travel time will generally be longer, averaging around 13 hours 18 minutes. Flights with two or more stops usually take about 16 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Las Vegas, NV (LAS-Harry Reid Intl.) to London (LHR-Heathrow)?
You can fly business class or first class between LAS and LHR. Airlines that offer business class service on this route include:

  • Alaska Airlines
  • British Airways
  • Condor
  • Air France
  • JetBlue Airways
  • Air Canada
  • KLM
  • Korean Air
  • Skywest Air
  • Virgin Atlantic
  • Discover Airlines
  • United
  • Delta
  • Edelweiss Air
  • American Airlines

First class cabins are available on British Airways, United, and American Airlines.
How do I earn miles on a Las Vegas, NV (LAS) to London (LHR) flight with Expedia?
It's easy to earn miles on a Las Vegas, NV (LAS) to London (LHR) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London (LHR) from Las Vegas, NV (LAS)?
If you're planning to travel to London from Harry Reid International Airport (LAS), you can fly directly into Heathrow (LHR). Some flights may connect through major hubs like Los Angeles Intl. (LAX), Denver Intl. (DEN), or O'Hare Intl. (ORD) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Las Vegas, NV (LAS) to London (LHR) at the last minute?
Typically, booking a last minute flight from Las Vegas, NV (LAS) to London (LHR) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Las Vegas, NV (LAS) to London (LHR) flight and hotel package?
Securing a Las Vegas, NV (LAS) to London (LHR) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Las Vegas, NV (LAS) to London (LHR)?
If you booked your Las Vegas, NV (LAS) to London (LHR) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Heathrow
Return price
AU$1,378
Distance
8345 km
Average flight time
17 hours 55 mins

Book with confidence

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$1,378 to AU$1,467, 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 August.

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.

Your quick guide to flights from Las Vegas to London

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