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Cheap flights from London, ON to Las Vegas from C$ 290

YXU — LAS
27 Sep — 4 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Las Vegas

Enter your travel dates to find the best prices.

Cheapest flights from London to Las Vegas

Thu 17/96:10 a.m. -
2 stops13h 25m
Tue 22/91:20 p.m. -
2 stops13h 00m
Deal found 25/8C$ 413
Sun 13/96:10 a.m. -
1 stop9h 45m
Thu 17/94:30 p.m. -
1 stop9h 50m
Deal found 24/8C$ 430
Mon 2/116:40 a.m. -
2 stops31h 30m
Thu 5/114:45 p.m. -
1 stop9h 50m
Deal found 23/8C$ 524
Wed 18/116:40 a.m. -
2 stops29h 05m
Wed 25/1112:00 p.m. -
2 stops14h 35m
Deal found 27/8C$ 535
Sun 27/96:10 a.m. -
1 stop18h 30m
Thu 1/106:10 p.m. -
1 stop8h 10m
Deal found 27/8C$ 589

Find flight deals from London to Las Vegas

Round-trip from

C$ 413

One-way from

C$ 290
WestJet
  • WestJet
  • 17/9-22/9
  • 4 total stops
  • 26h 25m total
  • London to Las Vegas
Search Deals
WestJet
  • WestJet
  • 24/9
  • 1 total stop
  • 30h 45m total
  • London to Las Vegas
Search Deals

Cheapflights Fare Finder

 
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

Cheapest round-trip

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Thu 17/9

6:10 a.m.-4:35 p.m.

2 stops13h 25m

Las Vegas Harry Reid Intl

Tue 22/9

1:20 p.m.-5:20 a.m.

2 stops13h 00m

C$ 413

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Mon 2/11

6:40 a.m.-11:10 a.m.

2 stops31h 30m

Las Vegas Harry Reid Intl

Thu 5/11

4:45 p.m.-5:35 a.m.

1 stop9h 50m

C$ 524

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Wed 18/11

6:40 a.m.-8:45 a.m.

2 stops29h 05m

Las Vegas Harry Reid Intl

Wed 25/11

4:45 p.m.-5:35 a.m.

1 stop9h 50m

C$ 534

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Wed 10/2

6:40 a.m.-3:55 p.m.

1 stop12h 15m

Las Vegas Harry Reid Intl

Sun 14/2

7:45 a.m.-5:35 a.m.

1 stop18h 50m

C$ 540

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Sun 27/9

6:10 a.m.-9:40 p.m.

1 stop18h 30m

Las Vegas Harry Reid Intl

Thu 1/10

1:20 p.m.-5:20 a.m.

2 stops13h 00m

C$ 589
Quickest round-trip

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Fri 9/10

6:10 a.m.-3:30 p.m.

1 stop12h 20m

Las Vegas Harry Reid Intl

Fri 16/10

4:30 p.m.-5:20 a.m.

1 stop9h 50m

C$ 612

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Wed 14/10

5:40 a.m.-3:10 p.m.

2 stops12h 30m

Las Vegas Harry Reid Intl

Tue 20/10

6:00 p.m.-9:20 a.m.

2 stops12h 20m

C$ 656
Cheapest one-way
Quickest one-way

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Sat 10/10

6:20 p.m.-10:22 p.m.

1 stop7h 02m

C$ 305

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Thu 24/9

3:30 p.m.-11:57 p.m.

2 stops11h 27m

C$ 309

LondonLas Vegas

YXU London - LAS Las Vegas Harry Reid Intl

YXULAS

London

Tue 6/10

6:10 a.m.-9:51 p.m.

2 stops18h 41m

C$ 325

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from London to Las Vegas

What’s the top layover airport for flights from London, Ontario to Las Vegas?

Toronto (YYZ) – chosen by Cheapflights users on 71% of one-stop itineraries from London, Ontario to Las Vegas on Cheapflights.

What’s the cheapest layover airport for flights from London, Ontario to Las Vegas?

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 478.

What’s the fastest layover option from London, Ontario to Las Vegas?

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 7h 36m.

Which airport typically offers the quickest layover for flights from London, Ontario to Las Vegas?

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 31m.

Reviews of airlines servicing Las Vegas

See what other customers who have flown with Air Canada 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.
Air Canada
7.1
Good
11,544 reviews
Check prices

Comfort

7.1

Crew

7.8

Food

6.3

Entertainment

6.8

Overall

7.1

Boarding

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍
Air Canada
7.1
Good
11,544 reviews
Air Canada
7.1
Good
11,544 reviews
Check prices

Comfort

7.1

Crew

7.8

Food

6.3

Entertainment

6.8

Overall

7.1

Boarding

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍

Related info for your journey

  • How long is the flight from London, Ontario to Las Vegas?

    Departing from London, Ontario to Las Vegas will take you 13h 25m. London, Ontario and Las Vegas are separated by a distance of 2992 km.

  • What is the cheapest airline to fly from London, Ontario to Las Vegas round-trip?

    Cheapflights users have booked flights from London, Ontario to Las Vegas round-trip from C$ 397.

  • Can I find deals for flights from London to Las Vegas that include hotel bookings?

    Yes. In addition to deals on London to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Las Vegas.

  • Can I find deals for business class flights from London to Las Vegas?

    Yes. Cheapflights offers flight deals from London to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Kingman
North Las Vegas
Henderson

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from London to Las Vegas

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 397AverageC$ 748FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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.

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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.

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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.

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