Cheap flights from London, ON to Las Vegas from C$ 243
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 July 2025.
Round-trip from | C$ 367 |
---|---|
One-way from | C$ 243 |
Popular in | July |
Cheapest in | February |
Average price | C$ 665 |
Find flight deals from London to Las Vegas
Cheapest flights from London to Las VegasExplore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from London to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from London to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from London to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonLas Vegas
YXU - LAS
YXULAS
London
Thu 18/9
6:00 a.m.-3:01 p.m.
2 stops12h 01m
Las Vegas Harry Reid Intl
Mon 22/9
6:20 p.m.-5:12 a.m.
1 stop7h 52m
LondonLas Vegas
YXU - LAS
YXULAS
London
Tue 8/7
6:15 a.m.-2:56 p.m.
2 stops11h 41m
Las Vegas Harry Reid Intl
Mon 14/7
12:59 a.m.-3:02 p.m.
2 stops11h 03m
LondonLas Vegas
YXU - LAS
YXULAS
London
Tue 8/7
8:00 p.m.-10:40 a.m.
1 stop17h 40m
Las Vegas Harry Reid Intl
Tue 15/7
1:25 p.m.-9:00 p.m.
1 stop28h 35m
LondonLas Vegas
YXU - LAS
YXULAS
London
Sat 16/8
6:00 a.m.-8:31 p.m.
2 stops17h 31m
LondonLas Vegas
YXU - LAS
YXULAS
London
Sat 16/8
6:00 a.m.-7:26 a.m.
3 stops28h 26m
LondonLas Vegas
YXU - LAS
YXULAS
London
Sat 16/8
9:55 a.m.-12:45 a.m.
3 stops17h 50m
Best time to book a flight from London to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Las Vegas
How far ahead should I book a flight from London, Ontario to Las Vegas?
Use this chart to determine the optimal time to book a round-trip flight from London to Las Vegas. Price data was last updated on 27 June 2025.
To ensure you get the cheapest price possible for a flight from London, Ontario to Las Vegas, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London, Ontario to Las Vegas?
Currently, January is the cheapest month in which you can book a flight from London, Ontario to Las Vegas (average of C$ 212). Flying from London, Ontario to Las Vegas in August is currently the most expensive (average of C$ 311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from YXU to LAS?
Find hourly flight availability from London to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.
Unlike at noon, when flights are generally more expensive, you can save up to 26% on flights from London, Ontario to Las Vegas by exploring options for tickets in the evening.
Reviews of airlines servicing Las Vegas
Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated 3 July 2025.
See what other customers who have flown with United Airlines and WestJet from London to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Entertainment
Comfort
Boarding
Overall
Reviews
Thomas,Apr 2025
TPE - SFO
Crew
Food
Entertainment
Comfort
Boarding
Overall
Reviews
Thomas,Apr 2025
TPE - SFO
Crew
Food
Entertainment
Comfort
Boarding
Overall
Reviews
Thomas,Apr 2025
TPE - SFO
Related info for your journey
Find useful and relevant information for your journey from London to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for London to Las Vegas
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from London to Las Vegas
Discover the top 3 airlines that operate flights from London to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Las Vegas?
When you search for this flight from London to Las Vegas, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from London to Las Vegas?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Las Vegas.
Can Cheapflights find flights from London to Las Vegas with no change fees?
Need flexible booking options for your flight to Las Vegas from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from London to Las Vegas become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Las Vegas from London today and book when prices fit your budget.