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Cheap flights from London Heathrow Airport to Las Vegas from $410

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 Heathrow Airport to Las Vegas departing on 12/1. 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 Heathrow Airport to Las Vegas

Cheap round-trip flights

Delta Logo
11:45 am - 2:15 pmLHR-LAS
34h 30m1 stop
Delta Logo
8:45 pm - 2:40 pmLAS-LHR
9h 55mnonstop
$681Delta
Find Deal
Mon, Jan 12 - Tue, Jan 20
American Airlines Logo
9:15 am - 5:40 pmLHR-LAS
16h 25m1 stop
American Airlines Logo
5:05 pm - 11:15 amLAS-LHR
10h 10mnonstop
$682American Airlines
Find Deal
Wed, Oct 1 - Wed, Apr 29
Air Canada Logo
6:50 am - 10:22 pmLHR-LAS
23h 32m2 stops
Air Canada Logo
4:50 pm - 11:50 amLAS-LHR
35h 00m2 stops
$684Air Canada
Find Deal
Tue, Oct 7 - Sun, Oct 12
Logo
8:05 pm - 9:19 pmLHR-LAS
33h 14m2 stops
Logo
9:30 am - 9:45 pmLAS-LHR
28h 15m3 stops
$685
Find Deal
Wed, Oct 1 - Tue, Oct 7
Air Canada Logo
2:05 pm - 10:22 pmLHR-LAS
16h 17m1 stop
Air Canada Logo
11:10 am - 9:35 amLAS-LHR
14h 25m1 stop
$686Air Canada
Find Deal
Sat, Oct 4 - Wed, Oct 8
Logo
4:00 pm - 10:13 pmLHR-LAS
14h 13m1 stop
Logo
9:10 pm - 10:10 pmLAS-LHR
17h 00m1 stop
$689
Find Deal
Fri, Oct 3 - Sun, Oct 5
Virgin Atlantic Logo
4:35 pm - 7:15 pmLHR-LAS
10h 40mnonstop
Virgin Atlantic Logo
9:10 pm - 3:05 pmLAS-LHR
9h 55mnonstop
$705Virgin Atlantic
Find Deal
Tue, Oct 14 - Thu, Oct 23
Virgin Atlantic Logo
2:30 pm - 5:10 pmLHR-LAS
10h 40mnonstop
Virgin Atlantic Logo
11:36 pm - 8:10 pmLAS-LHR
12h 34m1 stop
$706Virgin Atlantic
Find Deal
Sun, Nov 2 - Mon, Nov 10
British Airways Logo
11:15 am - 6:15 pmLHR-LAS
15h 00m1 stop
British Airways Logo
3:12 pm - 12:10 pmLAS-LHR
12h 58m1 stop
$719British Airways
Find Deal
Fri, Oct 3 - Mon, Apr 27
British Airways Logo
3:00 pm - 9:58 pmLHR-LAS
14h 58m1 stop
British Airways Logo
2:01 pm - 10:30 amLAS-LHR
12h 29m1 stop
$720British Airways
Find Deal
Thu, Oct 2 - Wed, Apr 29

Delta flights from London Heathrow Airport to Las Vegas

Our best Delta deals on London Heathrow Airport to Las Vegas flight tickets
Delta
Jan 12
LHR11:45 amLondon Heathrow
34h 30m
1 stop
LAS2:15 pmLas Vegas Harry Reid Intl
Jan 20
LAS8:45 pmLas Vegas Harry Reid Intl
9h 55m
LHR2:40 pmLondon Heathrow
$681
Find similar
Delta
Oct 7
LHR4:35 pmLondon Heathrow
10h 40m
LAS7:15 pmLas Vegas Harry Reid Intl
Oct 14
LAS5:50 pmLas Vegas Harry Reid Intl
12h 45m
1 stop
LHR2:35 pmLondon Heathrow
$691
Find similar
Delta
Oct 7
LHR4:35 pmLondon Heathrow
10h 40m
LAS7:15 pmLas Vegas Harry Reid Intl
Apr 29
LAS6:00 amLas Vegas Harry Reid Intl
20h 30m
1 stop
LHR10:30 amLondon Heathrow
$695
Find similar

Air Canada flights from London Heathrow Airport to Las Vegas

Our best Air Canada deals on London Heathrow Airport to Las Vegas flight tickets
Air Canada
Oct 7
LHR6:50 amLondon Heathrow
23h 32m
2 stops
LAS10:22 pmLas Vegas Harry Reid Intl
Oct 12
LAS4:50 pmLas Vegas Harry Reid Intl
35h 00m
2 stops
LHR11:50 amLondon Heathrow
$684
Find similar
Air Canada
Oct 4
LHR2:05 pmLondon Heathrow
16h 17m
1 stop
LAS10:22 pmLas Vegas Harry Reid Intl
Oct 8
LAS11:10 amLas Vegas Harry Reid Intl
14h 25m
1 stop
LHR9:35 amLondon Heathrow
$686
Find similar
Air Canada
Jan 12
LHR3:00 pmLondon Heathrow
32h 59m
2 stops
LAS3:59 pmLas Vegas Harry Reid Intl
Jan 19
LAS6:00 amLas Vegas Harry Reid Intl
21h 50m
2 stops
LHR11:50 amLondon Heathrow
$687
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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 September 16, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 1/12

11:45 am-2:15 pm

1 stop34h 30m

Las Vegas Harry Reid Intl

Tue 1/20

8:45 pm-2:40 pm

Nonstop9h 55m

$681

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 10/1

9:15 am-5:40 pm

1 stop16h 25m

Las Vegas Harry Reid Intl

Wed 4/29

5:05 pm-11:15 am

Nonstop10h 10m

$682

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 10/7

6:50 am-10:22 pm

2 stops23h 32m

Las Vegas Harry Reid Intl

Sun 10/12

4:50 pm-11:50 am

2 stops35h 00m

$684

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 10/1

8:05 pm-9:19 pm

2 stops33h 14m

Las Vegas Harry Reid Intl

Tue 10/7

9:30 am-9:45 pm

3 stops28h 15m

$685

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sat 10/4

2:05 pm-10:22 pm

1 stop16h 17m

Las Vegas Harry Reid Intl

Wed 10/8

11:10 am-9:35 am

1 stop14h 25m

$686

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 10/3

4:00 pm-10:13 pm

1 stop14h 13m

Las Vegas Harry Reid Intl

Sun 10/5

9:10 pm-10:10 pm

1 stop17h 00m

$689

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Tue 10/14

4:35 pm-7:15 pm

Nonstop10h 40m

Las Vegas Harry Reid Intl

Thu 10/23

9:10 pm-3:05 pm

Nonstop9h 55m

$705

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Sun 11/2

2:30 pm-5:10 pm

Nonstop10h 40m

Las Vegas Harry Reid Intl

Mon 11/10

11:36 pm-8:10 pm

1 stop12h 34m

$706

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Fri 10/3

11:15 am-6:15 pm

1 stop15h 00m

Las Vegas Harry Reid Intl

Mon 4/27

3:12 pm-12:10 pm

1 stop12h 58m

$719

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 10/2

3:00 pm-9:58 pm

1 stop14h 58m

Las Vegas Harry Reid Intl

Wed 4/29

2:01 pm-10:30 am

1 stop12h 29m

$720

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 Heathrow Airport 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 typical price of a round-trip flight between London Heathrow Airport and Las Vegas?

What is the cheapest month to fly to Las Vegas?

The month of February is, on average, the cheapest month to fly to Las Vegas from London Heathrow Airport, with most prices found around $772. The month of January is another great option to travel to Las Vegas, with average flight prices from London Heathrow Airport averaging around $787.

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

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $834. Flights from London Heathrow Airport to Las Vegas on a Monday will generally be more expensive and average around $996. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 morning when flights can be purchased for as low as $691. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $984. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London Heathrow to Las Vegas Harry Reid Intl flight route?

Fly from London Heathrow to Las Vegas Harry Reid Intl for the best London Heathrow - Las Vegas Harry Reid Intl flight prices

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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $895 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 Heathrow Airport for as low as $813 on momondo.

What cabin class options are available on London Heathrow to Las Vegas Harry Reid Intl flights?

There are 4 cabin classes available to choose from on London Heathrow to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Las Vegas flights?

You could potentially save up to 47% on your flight if you consider stops on a London Heathrow Airport to Las Vegas flight.

How have London Heathrow Airport to Las Vegas flight prices changed over time?

As of September 2025, prices for London Heathrow Airport to Las Vegas flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Las Vegas

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

Cheap London Heathrow Airport to Las Vegas (LHR to LAS) flight deals and tips

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

Best Price Found

$521

Fastest flight time

10h 40m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from London Heathrow Airport in the past 72 hours is $521. The best round-trip flight deal from London Heathrow Airport to Las Vegas found on momondo in the last 72 hours is $836.
The fastest flight from London Heathrow Airport to Las Vegas takes 10h 40m
Direct flights go from London Heathrow Airport to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
Search flight deals

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

    The straight-line distance from London Heathrow to Las Vegas Harry Reid Intl is 5207.1 mi. In terms of flight time, this usually takes a little over 10h 40m.

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

    Prices for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow 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 plane model from London Heathrow Airport to Las Vegas?

  • What is the most popular airline from London Heathrow Airport to Las Vegas?

Best airlines flying from London Heathrow Airport to Las Vegas

Compare and see reviews for airlines that fly from London Heathrow Airport to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $655Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $680Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
DeltaPriceFrom $693Free CancellationRating
7.9
7,954 reviews
Search Delta flights
Virgin AtlanticPriceFrom $740Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
IberiaPriceFrom $763Free CancellationRating
7.0
2,924 reviews
Search Iberia flights

  • Delta Flights From London Heathrow Airport to Las Vegas

    The lowest priced Delta flight from London Heathrow Airport to Las Vegas from the last 72 hours was $693. Generally, Delta has 7 flights on this route every week with an average price of $872. Delta is rated 7.9/10 by our users.

  • Virgin Atlantic Flights From London Heathrow Airport to Las Vegas

    The best Virgin Atlantic deal for London Heathrow Airport to Las Vegas flight tickets found on momondo in the last 72 hours was $740, round-trip. It should be noted that an average Virgin Atlantic flight deal for this route in this time was higher, at $985 round-trip. Virgin Atlantic operates 7 flights out of London Heathrow Airport into Las Vegas in an average week, so prices vary by time and availability. 664 Virgin Atlantic reviews by users on momondo have scored the airline at 7.4/10.

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
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

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

It is quick and easy to find London to Las Vegas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Las Vegas that suits 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 helps you find the best flight between London and Las Vegas by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from London and alert you when they change.

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