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Cheap flights from London, Ontario to Las Vegas from $257

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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from London, Ontario to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:10 pm - 10:29 pm
YXU
-
LAS
7h 19m
1 stop
Air Canada Logo
11:25 pm - 8:53 am
LAS
-
YXU
6h 28m
1 stop
$462Air Canada
Tue, Jun 2 - Fri, Jun 5
WestJet Logo
6:10 am - 3:45 pm
YXU
-
LAS
12h 35m
2 stops
WestJet Logo
1:20 pm - 5:20 am
LAS
-
YXU
13h 00m
2 stops
$463WestJet
Mon, Aug 17 - Mon, Aug 24
WestJet Logo
6:10 am - 3:45 pm
YXU
-
LAS
12h 35m
2 stops
WestJet Logo
6:10 pm - 5:20 am
LAS
-
YXU
8h 10m
1 stop
$465WestJet
Mon, Aug 17 - Mon, Aug 24
Air Canada Logo
12:20 pm - 10:30 pm
YXU
-
LAS
13h 10m
2 stops
Air Canada Logo
11:25 pm - 8:53 am
LAS
-
YXU
6h 28m
1 stop
$466Air Canada
Tue, Jun 2 - Fri, Jun 5
WestJet Logo
6:10 am - 12:55 pm
YXU
-
LAS
9h 45m
1 stop
WestJet Logo
6:10 pm - 5:20 am
LAS
-
YXU
8h 10m
1 stop
$467WestJet
Tue, Aug 18 - Mon, Aug 24
WestJet Logo
6:10 am - 3:45 pm
YXU
-
LAS
12h 35m
2 stops
WestJet Logo
1:20 pm - 5:20 am
LAS
-
YXU
13h 00m
2 stops
$468WestJet
Mon, Aug 17 - Mon, Aug 24
WestJet Logo
6:10 am - 12:55 pm
YXU
-
LAS
9h 45m
1 stop
WestJet Logo
1:20 pm - 5:20 am
LAS
-
YXU
13h 00m
2 stops
$472WestJet
Tue, Aug 18 - Mon, Aug 24
WestJet Logo
2:40 pm - 9:40 pm
YXU
-
LAS
10h 00m
2 stops
WestJet Logo
8:30 am - 7:50 pm
LAS
-
YXU
8h 20m
1 stop
$473WestJet
Sun, Jul 12 - Fri, Jul 17
WestJet Logo
6:10 am - 12:55 pm
YXU
-
LAS
9h 45m
1 stop
WestJet Logo
6:10 pm - 5:20 am
LAS
-
YXU
8h 10m
1 stop
$475WestJet
Mon, Aug 17 - Mon, Aug 24
WestJet Logo
6:10 am - 12:55 pm
YXU
-
LAS
9h 45m
1 stop
WestJet Logo
6:10 pm - 5:20 am
LAS
-
YXU
8h 10m
1 stop
$476WestJet
Tue, Aug 18 - Mon, Aug 24

Air Canada flights from London, Ontario to Las Vegas

Our best Air Canada deals on London, Ontario to Las Vegas flight tickets
Air Canada
Jun 2
YXU6:10 pmLondon
7h 19m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
Jun 5
LAS11:25 pmLas Vegas Harry Reid Intl
6h 28m
1 stop
YXU8:53 amLondon
$462
Air Canada
Jun 2
YXU12:20 pmLondon
13h 10m
2 stops
LAS10:30 pmLas Vegas Harry Reid Intl
Jun 5
LAS11:25 pmLas Vegas Harry Reid Intl
6h 28m
1 stop
YXU8:53 amLondon
$466
Air Canada
Jul 12
YXU6:20 pmLondon
7h 04m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
Jul 17
LAS11:25 pmLas Vegas Harry Reid Intl
6h 30m
1 stop
YXU8:55 amLondon
$491

WestJet flights from London, Ontario to Las Vegas

Our best WestJet deals on London, Ontario to Las Vegas flight tickets
WestJet
Aug 17
YXU6:10 amLondon
12h 35m
2 stops
LAS3:45 pmLas Vegas Harry Reid Intl
Aug 24
LAS1:20 pmLas Vegas Harry Reid Intl
13h 00m
2 stops
YXU5:20 amLondon
$463
WestJet
Aug 17
YXU6:10 amLondon
12h 35m
2 stops
LAS3:45 pmLas Vegas Harry Reid Intl
Aug 24
LAS6:10 pmLas Vegas Harry Reid Intl
8h 10m
1 stop
YXU5:20 amLondon
$465
WestJet
Aug 18
YXU6:10 amLondon
9h 45m
1 stop
LAS12:55 pmLas Vegas Harry Reid Intl
Aug 24
LAS6:10 pmLas Vegas Harry Reid Intl
8h 10m
1 stop
YXU5:20 amLondon
$467

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 832,500 searches. Data last updated March 20, 2026.
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

Cheapest round-trip
Quickest round-trip

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 6/2

6:10 pm-10:29 pm

1 stop7h 19m

Las Vegas Harry Reid Intl

Fri 6/5

11:25 pm-8:53 am

1 stop6h 28m

$462

LondonLas Vegas

YXU - LAS

YXULAS

London

Mon 8/17

6:10 am-3:45 pm

2 stops12h 35m

Las Vegas Harry Reid Intl

Mon 8/24

1:20 pm-5:20 am

2 stops13h 00m

$463

LondonLas Vegas

YXU - LAS

YXULAS

London

Mon 8/17

6:10 am-3:45 pm

2 stops12h 35m

Las Vegas Harry Reid Intl

Mon 8/24

6:10 pm-5:20 am

1 stop8h 10m

$465

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 6/2

12:20 pm-10:30 pm

2 stops13h 10m

Las Vegas Harry Reid Intl

Fri 6/5

11:25 pm-8:53 am

1 stop6h 28m

$466

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 8/18

6:10 am-12:55 pm

1 stop9h 45m

Las Vegas Harry Reid Intl

Mon 8/24

6:10 pm-5:20 am

1 stop8h 10m

$467

LondonLas Vegas

YXU - LAS

YXULAS

London

Mon 8/17

6:10 am-3:45 pm

2 stops12h 35m

Las Vegas Harry Reid Intl

Mon 8/24

1:20 pm-5:20 am

2 stops13h 00m

$468

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 8/18

6:10 am-12:55 pm

1 stop9h 45m

Las Vegas Harry Reid Intl

Mon 8/24

1:20 pm-5:20 am

2 stops13h 00m

$472

LondonLas Vegas

YXU - LAS

YXULAS

London

Sun 7/12

2:40 pm-9:40 pm

2 stops10h 00m

Las Vegas Harry Reid Intl

Fri 7/17

8:30 am-7:50 pm

1 stop8h 20m

$473

LondonLas Vegas

YXU - LAS

YXULAS

London

Mon 8/17

6:10 am-12:55 pm

1 stop9h 45m

Las Vegas Harry Reid Intl

Mon 8/24

6:10 pm-5:20 am

1 stop8h 10m

$475

LondonLas Vegas

YXU - LAS

YXULAS

London

Tue 8/18

6:10 am-12:55 pm

1 stop9h 45m

Las Vegas Harry Reid Intl

Mon 8/24

6:10 pm-5:20 am

1 stop8h 10m

$476

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?

The month of June is, on average, the cheapest month to fly to Las Vegas from London, Ontario, with most prices found around $288. The month of February is another great option to travel to Las Vegas, with average flight prices from London, Ontario averaging around $291.

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

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from London, Ontario to Las Vegas takes 9h 45m
There are no direct flights from London, Ontario to Las Vegas. There are no popular flight routes from London, Ontario to Las Vegas.
Search flight deals

  • How far is London to Las Vegas Harry Reid Intl by plane?

    London and Las Vegas Harry Reid Intl are 1850.8 mi apart from one another. In terms of flight time, this usually takes a little over 9h 45m.

  • 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 were last updated today.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Las Vegas?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Las Vegas. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for London to Las Vegas flights to just show those with flexible booking policies.

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

Once all potential London to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of London to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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