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Cheap flights from London, Ontario to Las Vegas from C$ 271

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to Las Vegas departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London, Ontario to Las Vegas

Cheap round-trip flights

WestJet Logo
6:00 a.m. - 3:01 p.m.YXU-LAS
12h 01m2 stops
WestJet Logo
6:20 p.m. - 5:12 a.m.LAS-YXU
7h 52m1 stop
C$ 401WestJet
Find Deal
Sun, 19 Oct - Wed, 22 Oct
WestJet Logo
6:00 a.m. - 9:29 p.m.YXU-LAS
18h 29m1 stop
WestJet Logo
8:00 a.m. - 7:07 p.m.LAS-YXU
8h 07m1 stop
C$ 408WestJet
Find Deal
Sun, 19 Oct - Wed, 22 Oct
Air Canada Logo
5:40 p.m. - 10:31 p.m.YXU-LAS
7h 51m1 stop
Air Canada Logo
11:30 p.m. - 8:46 a.m.LAS-YXU
6h 16m1 stop
C$ 542Air Canada
Find Deal
Sun, 14 Dec - Thu, 18 Dec
Air Canada Logo
5:40 p.m. - 10:31 p.m.YXU-LAS
7h 51m1 stop
Air Canada Logo
11:30 p.m. - 8:46 a.m.LAS-YXU
6h 16m1 stop
C$ 547Air Canada
Find Deal
Sun, 22 Feb - Thu, 26 Feb
United Airlines Logo
3:40 p.m. - 12:15 a.m.YXU-LAS
11h 35m2 stops
United Airlines Logo
7:05 p.m. - 3:02 p.m.LAS-YXU
16h 57m3 stops
C$ 604United Airlines
Find Deal
Sat, 11 Oct - Sat, 18 Oct
United Airlines Logo
5:45 a.m. - 10:00 p.m.YXU-LAS
19h 15m2 stops
United Airlines Logo
11:30 p.m. - 5:06 p.m.LAS-YXU
14h 36m2 stops
C$ 650United Airlines
Find Deal
Tue, 4 Nov - Fri, 7 Nov
Logo
9:25 a.m. - 9:49 p.m.YXU-LAS
15h 24m2 stops
Logo
11:30 p.m. - 8:46 a.m.LAS-YXU
6h 16m1 stop
C$ 795
Find Deal
Tue, 4 Nov - Fri, 7 Nov
Logo
3:50 p.m. - 12:45 a.m.YXU-LAS
11h 55m2 stops
Logo
11:15 p.m. - 3:17 p.m.LAS-YXU
13h 02m2 stops
C$ 828
Find Deal
Fri, 26 Sep - Sun, 28 Sep
Delta Logo
6:00 a.m. - 6:20 p.m.YXU-LAS
15h 20m2 stops
Delta Logo
1:35 p.m. - 5:12 a.m.LAS-YXU
12h 37m2 stops
C$ 1,420Delta
Find Deal
Thu, 18 Sep - Mon, 22 Sep
Delta Logo
6:00 a.m. - 6:20 p.m.YXU-LAS
15h 20m2 stops
Delta Logo
6:20 p.m. - 5:12 a.m.LAS-YXU
7h 52m1 stop
C$ 1,435Delta
Find Deal
Thu, 18 Sep - Mon, 22 Sep

Air Canada flights from London, Ontario to Las Vegas

Our best Air Canada deals on London, Ontario to Las Vegas flight tickets
Air Canada
14 Dec
YXU5:40 p.m.London
7h 51m
1 stop
LAS10:31 p.m.Las Vegas Harry Reid Intl
18 Dec
LAS11:30 p.m.Las Vegas Harry Reid Intl
6h 16m
1 stop
YXU8:46 a.m.London
C$ 542
Find similar
Air Canada
22 Feb
YXU5:40 p.m.London
7h 51m
1 stop
LAS10:31 p.m.Las Vegas Harry Reid Intl
26 Feb
LAS11:30 p.m.Las Vegas Harry Reid Intl
6h 16m
1 stop
YXU8:46 a.m.London
C$ 547
Find similar
Air Canada
22 Feb
YXU5:40 p.m.London
7h 51m
1 stop
LAS10:31 p.m.Las Vegas Harry Reid Intl
26 Feb
LAS11:30 p.m.Las Vegas Harry Reid Intl
6h 16m
1 stop
YXU8:46 a.m.London
C$ 549
Find similar

United Airlines flights from London, Ontario to Las Vegas

Our best United Airlines deals on London, Ontario to Las Vegas flight tickets
United Airlines
11 Oct
YXU3:40 p.m.London
11h 35m
2 stops
LAS12:15 a.m.Las Vegas Harry Reid Intl
18 Oct
LAS7:05 p.m.Las Vegas Harry Reid Intl
16h 57m
3 stops
YXU3:02 p.m.London
C$ 604
Find similar
United Airlines
4 Nov
YXU5:45 a.m.London
19h 15m
2 stops
LAS10:00 p.m.Las Vegas Harry Reid Intl
7 Nov
LAS11:30 p.m.Las Vegas Harry Reid Intl
14h 36m
2 stops
YXU5:06 p.m.London
C$ 650
Find similar
United Airlines
22 Feb
YXU5:45 a.m.London
17h 16m
2 stops
LAS8:01 p.m.Las Vegas Harry Reid Intl
25 Feb
LAS12:59 a.m.Las Vegas Harry Reid Intl
13h 07m
2 stops
YXU5:06 p.m.London
C$ 651
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario 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, momondo users made 96,600 searches. Data last updated 28 August 2025.
Use the filters below to find and compare flights from London, Ontario to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

YXU - LAS

YXULAS

London

Sun 19/10

6:00 a.m.-3:01 p.m.

2 stops12h 01m

Las Vegas Harry Reid Intl

Wed 22/10

6:20 p.m.-5:12 a.m.

1 stop7h 52m

C$ 401

LondonLas Vegas

YXU - LAS

YXULAS

London

Sun 19/10

6:00 a.m.-9:29 p.m.

1 stop18h 29m

Las Vegas Harry Reid Intl

Wed 22/10

8:00 a.m.-7:07 p.m.

1 stop8h 07m

C$ 408

LondonLas Vegas

YXU - LAS

YXULAS

London

Sun 14/12

5:40 p.m.-10:31 p.m.

1 stop7h 51m

Las Vegas Harry Reid Intl

Thu 18/12

11:30 p.m.-8:46 a.m.

1 stop6h 16m

C$ 542

LondonLas Vegas

YXU - LAS

YXULAS

London

Sun 22/2

5:40 p.m.-10:31 p.m.

1 stop7h 51m

Las Vegas Harry Reid Intl

Thu 26/2

11:30 p.m.-8:46 a.m.

1 stop6h 16m

C$ 547

LondonLas Vegas

YXU - LAS

YXULAS

London

Sat 11/10

3:40 p.m.-12:15 a.m.

2 stops11h 35m

Las Vegas Harry Reid Intl

Sat 18/10

7:05 p.m.-3:02 p.m.

3 stops16h 57m

C$ 604

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 4/11

5:45 a.m.-10:00 p.m.

2 stops19h 15m

Las Vegas Harry Reid Intl

Fri 7/11

11:30 p.m.-5:06 p.m.

2 stops14h 36m

C$ 650

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 4/11

9:25 a.m.-9:49 p.m.

2 stops15h 24m

Las Vegas Harry Reid Intl

Fri 7/11

11:30 p.m.-8:46 a.m.

1 stop6h 16m

C$ 795

LondonLas Vegas

YXU - LAS

YXULAS

London

Fri 26/9

3:50 p.m.-12:45 a.m.

2 stops11h 55m

Las Vegas Harry Reid Intl

Sun 28/9

11:15 p.m.-3:17 p.m.

2 stops13h 02m

C$ 828

LondonLas Vegas

YXU - LAS

YXULAS

London

Thu 18/9

6:00 a.m.-6:20 p.m.

2 stops15h 20m

Las Vegas Harry Reid Intl

Mon 22/9

1:35 p.m.-5:12 a.m.

2 stops12h 37m

C$ 1,420

LondonLas Vegas

YXU - LAS

YXULAS

London

Thu 18/9

6:00 a.m.-6:20 p.m.

2 stops15h 20m

Las Vegas Harry Reid Intl

Mon 22/9

6:20 p.m.-5:12 a.m.

1 stop7h 52m

C$ 1,435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from London, Ontario to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

If you’re not able to fly to Las Vegas in February, then June is your next best option. Flight prices from London, Ontario to Las Vegas during June average around C$ 444.

What is the cheapest day to depart on your flight to Las Vegas?

The cheapest day to depart from London, Ontario to Las Vegas is on a Sunday. Travellers who choose to depart for Las Vegas on a Sunday will often find tickets for as low as C$ 558. The most expensive day to fly to Las Vegas is Thursday, with ticket prices averaging around C$ 702.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as C$ 492. Try not to purchase tickets at noon because they tend to be around C$ 663. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from London, Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around C$ 540 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from London, Ontario for as low as C$ 422 on momondo.

Can stopping save me money on London, Ontario to Las Vegas flights?

You could potentially save up to 7% on your flight if you consider stops on a London, Ontario to Las Vegas flight.

When to book flights from London, Ontario to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from London, Ontario to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London, Ontario to Las Vegas (YXU to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Las Vegas

Direct flights

None
There are no direct flights from London, Ontario to Las Vegas. There are no popular flight routes from London, Ontario to Las Vegas.
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  • How far is London to Las Vegas Harry Reid Intl by plane?

    London and Las Vegas Harry Reid Intl are 2978.6 km apart from one another. By plane, this route typically takes 7h 51m.

  • When did momondo last update prices for flights from London Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from London Airport to Las Vegas Harry Reid Intl Airport refresh daily.

  • How many operators does momondo search for flights from London Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from London Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from London, Ontario to Las Vegas?

Best airlines flying from London, Ontario to Las Vegas

Compare and see reviews for airlines that fly from London, Ontario to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 192Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
WestJetPriceFrom C$ 330Free CancellationRating
7.2
3,063 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 363Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Paradise
Mesquite
Boulder City
Henderson
North Las Vegas
Pahrump
Needles
Primm
Sunrise Manor

Why use momondo?

Why should I use momondo to find a flight deal from London to Las Vegas?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Las Vegas for you.

Can I find flights from London to Las Vegas with flexible booking policies on momondo?

momondo does allow users to show only those flights to Las Vegas from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Las Vegas?

momondo provides multiple filters to help you find the best flight to Las Vegas from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Las Vegas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Las Vegas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Las Vegas and let you know when they change.

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