$178 Cheap Flights from London (YXU) to Las Vegas (LAS)

View $178 flight on Sat, Sep 20, 2025Opens in a new window

Popular airlines from London, ON (YXU-London Intl.) to Harry Reid Intl. Airport (LAS)

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

Prices were available within the past 7 days and start at $178 for one-way flights and $272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Sun, Oct 19 - Fri, Oct 24
YXU
London
LAS
Las Vegas
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select WestJet flight, departing Sun, Oct 19 from London to Las Vegas, returning Fri, Oct 24, priced at $272 found 2 days ago
WestJet
Thu, Oct 16 - Sun, Oct 26
YXU
London
LAS
Las Vegas
$281 Roundtrip, found 2 days ago
$281
Roundtrip
found 2 days ago
Select WestJet flight, departing Thu, Oct 16 from London to Las Vegas, returning Sun, Oct 26, priced at $281 found 2 days ago
WestJet
Sat, Sep 20 - Wed, Sep 24
YXU
London
LAS
Las Vegas
$291 Roundtrip, found 2 hours ago
$291
Roundtrip
found 2 hours ago
Select WestJet flight, departing Sat, Sep 20 from London to Las Vegas, returning Wed, Sep 24, priced at $291 found 2 hours ago
WestJet
Mon, Sep 22 - Tue, Oct 7
YXU
London
LAS
Las Vegas
$293 Roundtrip, found 1 day ago
$293
Roundtrip
found 1 day ago
Select WestJet flight, departing Mon, Sep 22 from London to Las Vegas, returning Tue, Oct 7, priced at $293 found 1 day ago
WestJet
Sun, Sep 21 - Thu, Oct 9
YXU
London
LAS
Las Vegas
$296 Roundtrip, found 1 day ago
$296
Roundtrip
found 1 day ago
Select WestJet flight, departing Sun, Sep 21 from London to Las Vegas, returning Thu, Oct 9, priced at $296 found 1 day ago
WestJet
Mon, Sep 22 - Thu, Oct 9
YXU
London
LAS
Las Vegas
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select WestJet flight, departing Mon, Sep 22 from London to Las Vegas, returning Thu, Oct 9, priced at $299 found 1 day ago
WestJet
Sat, Oct 18 - Sun, Oct 26
YXU
London
LAS
Las Vegas
$300 Roundtrip, found 2 days ago
$300
Roundtrip
found 2 days ago
Select WestJet flight, departing Sat, Oct 18 from London to Las Vegas, returning Sun, Oct 26, priced at $300 found 2 days ago
WestJet
Sun, Oct 19 - Fri, Oct 24
YXU
London
LAS
Las Vegas
$303 Roundtrip, found 2 days ago
$303
Roundtrip
found 2 days ago
Select WestJet flight, departing Sun, Oct 19 from London to Las Vegas, returning Fri, Oct 24, priced at $303 found 2 days ago
Air Canada
Mon, Oct 20 - Wed, Oct 22
YXU
London
LAS
Las Vegas
$304 Roundtrip, found 2 days ago
$304
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Oct 20 from London to Las Vegas, returning Wed, Oct 22, priced at $304 found 2 days ago
United
Sun, Oct 19 - Fri, Oct 24
YXU
London
LAS
Las Vegas
$396 Roundtrip, found 2 days ago
$396
Roundtrip
found 2 days ago
Select United flight, departing Sun, Oct 19 from London to Las Vegas, returning Fri, Oct 24, priced at $396 found 2 days ago

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

April is typically the cheapest month to fly

From $227 - $736 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $291
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $291
Flights from London (YXU) to Las Vegas (LAS)
Origin airport
London Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Air Canada, United, WestJet
Roundtrip price
$271
Distance
1859 mi

London to Las Vegas Flights

The cheapest times to fly from London to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Las Vegas are during the month of October. You can find some of the cheapest flights from London to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Las Vegas

Sunday is one of the best days to book for cheap flights from London to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $178 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS) cost?
Snag a cheap one-way flight from $178 or cheap return flight from $272 from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS)?
October is the most affordable month to fly from YXU to LAS. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS)?
To find the cheapest airline flying from YXU to LAS, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS)?
Nonstop flights from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YXU to LAS?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS) route, aim to fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS) last-minute?
Holding off until just before your departure to book a ticket from YXU to LAS often results in higher prices. While it's possible to find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a YXU to LAS flight and hotel package?
Compared with arranging hotels and flights separately, booking a YXU to LAS flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the stress out of travel planning. Just pick your flights and choose from our wide range of hotels, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from London Intl. Airport (YXU) to Harry Reid Intl. Airport (LAS)?
If you reserved your YXU to LAS flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.