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Cheap flights from Las Vegas to London from $193

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to London departing on 2/5. 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 Las Vegas to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
8:30 am - 6:40 am
LAS
-
LHR
14h 10m1 stop
Austrian Airlines Logo
12:05 pm - 9:57 pm
LHR
-
LAS
17h 52m1 stop
$597Austrian Airlines
Wed, Jan 7 - Wed, Jan 14
Lufthansa Logo
9:55 am - 12:00 pm
LAS
-
LHR
18h 05m1 stop
Lufthansa Logo
7:30 pm - 12:05 pm
LHR
-
LAS
24h 35m1 stop
$598Lufthansa
Mon, Jan 5 - Tue, Jan 20
Lufthansa Logo
2:30 pm - 11:15 am
LAS
-
LHR
12h 45m1 stop
Lufthansa Logo
11:35 am - 5:11 pm
LHR
-
LAS
13h 36m1 stop
$599Lufthansa
Tue, Jan 13 - Tue, Jan 20
Scandinavian Airlines Logo
1:59 pm - 5:40 pm
LAS
-
LHR
20h 41m2 stops
Scandinavian Airlines Logo
6:40 am - 11:12 pm
LHR
-
LAS
23h 32m2 stops
$601Scandinavian Airlines
Wed, Mar 11 - Mon, Mar 16
Scandinavian Airlines Logo
7:05 am - 2:35 pm
LAS
-
LHR
23h 30m2 stops
Scandinavian Airlines Logo
6:40 am - 10:44 pm
LHR
-
LAS
24h 04m2 stops
$602Scandinavian Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
11:02 am - 12:00 pm
LAS
-
LHR
16h 58m1 stop
United Airlines Logo
11:35 am - 5:11 pm
LHR
-
LAS
13h 36m1 stop
$606United Airlines
Tue, Jan 6 - Tue, Jan 13
Multiple Airlines Logo
9:00 am - 2:10 pm
LAS
-
STN
21h 10m2 stops
Multiple Airlines Logo
8:05 am - 8:39 pm
STN
-
LAS
20h 34m2 stops
$610Multiple Airlines
Wed, Feb 11 - Mon, Feb 16
Multiple Airlines Logo
12:10 pm - 5:50 pm
LAS
-
LGW
21h 40m2 stops
Multiple Airlines Logo
6:40 pm - 9:59 pm
LGW
-
LAS
35h 19m2 stops
$631Multiple Airlines
Wed, Jan 21 - Wed, Jan 28
Virgin Atlantic Logo
7:00 am - 8:50 am
LAS
-
LCY
17h 50m2 stops
Virgin Atlantic Logo
8:05 pm - 2:15 pm
LCY
-
LAS
26h 10m1 stop
$653Virgin Atlantic
Wed, Jan 21 - Wed, Jan 28
Virgin Atlantic Logo
4:05 pm - 5:20 pm
LAS
-
LCY
17h 15m1 stop
Virgin Atlantic Logo
9:20 am - 6:35 pm
LCY
-
LAS
17h 15m1 stop
$689Virgin Atlantic
Sat, Jan 24 - Tue, Apr 14

Brussels Airlines flights from Las Vegas to London

Our best Brussels Airlines deals on Las Vegas to London flight tickets
Brussels Airlines
Jan 21
LAS11:01 amLas Vegas Harry Reid Intl
16h 14m
1 stop
LHR11:15 amLondon Heathrow
Jan 28
LHR7:40 amLondon Heathrow
18h 50m
1 stop
LAS6:30 pmLas Vegas Harry Reid Intl
$607
Find similar
Brussels Airlines
Jan 17
LAS11:01 amLas Vegas Harry Reid Intl
12h 54m
1 stop
LHR7:55 amLondon Heathrow
Jan 28
LHR10:25 amLondon Heathrow
16h 05m
1 stop
LAS6:30 pmLas Vegas Harry Reid Intl
$634
Find similar
Brussels Airlines
Feb 11
LAS11:01 amLas Vegas Harry Reid Intl
12h 54m
1 stop
LHR7:55 amLondon Heathrow
Feb 19
LHR10:25 amLondon Heathrow
15h 29m
1 stop
LAS5:54 pmLas Vegas Harry Reid Intl
$636
Find similar

Virgin Atlantic flights from Las Vegas to London

Our best Virgin Atlantic deals on Las Vegas to London flight tickets
Virgin Atlantic
Jan 21
LAS8:45 pmLas Vegas Harry Reid Intl
9h 55m
LHR2:40 pmLondon Heathrow
Jan 28
LHR4:00 pmLondon Heathrow
10h 50m
LAS6:50 pmLas Vegas Harry Reid Intl
$612
Find similar
Virgin Atlantic
Jan 21
LAS7:00 amLas Vegas Harry Reid Intl
17h 50m
2 stops
LCY8:50 amLondon City
Jan 28
LCY8:05 pmLondon City
26h 10m
1 stop
LAS2:15 pmLas Vegas Harry Reid Intl
$653
Find similar
Virgin Atlantic
Dec 10
LAS8:06 pmLas Vegas Harry Reid Intl
12h 44m
1 stop
LHR4:50 pmLondon Heathrow
Dec 17
LHR1:20 pmLondon Heathrow
10h 50m
LAS4:10 pmLas Vegas Harry Reid Intl
$1,018
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to London 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 December 9, 2025.
Use the filters below to find and compare flights from Las Vegas to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 1/7

8:30 am-6:40 am

1 stop14h 10m

London Heathrow

Wed 1/14

12:05 pm-9:57 pm

1 stop17h 52m

$597

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 1/5

9:55 am-12:00 pm

1 stop18h 05m

London Heathrow

Tue 1/20

7:30 pm-12:05 pm

1 stop24h 35m

$598

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 1/13

2:30 pm-11:15 am

1 stop12h 45m

London Heathrow

Tue 1/20

11:35 am-5:11 pm

1 stop13h 36m

$599

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/11

1:59 pm-5:40 pm

2 stops20h 41m

London Heathrow

Mon 3/16

6:40 am-11:12 pm

2 stops23h 32m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 4/21

7:05 am-2:35 pm

2 stops23h 30m

London Heathrow

Tue 4/28

6:40 am-10:44 pm

2 stops24h 04m

$602

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 1/6

11:02 am-12:00 pm

1 stop16h 58m

London Heathrow

Tue 1/13

11:35 am-5:11 pm

1 stop13h 36m

$606

Las VegasLondon

LAS - STN

LASSTN

Las Vegas Harry Reid Intl

Wed 2/11

9:00 am-2:10 pm

2 stops21h 10m

London Stansted

Mon 2/16

8:05 am-8:39 pm

2 stops20h 34m

$610

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Wed 1/21

12:10 pm-5:50 pm

2 stops21h 40m

London Gatwick

Wed 1/28

6:40 pm-9:59 pm

2 stops35h 19m

$631

Las VegasLondon

LAS - LCY

LASLCY

Las Vegas Harry Reid Intl

Wed 1/21

7:00 am-8:50 am

2 stops17h 50m

London City

Wed 1/28

8:05 pm-2:15 pm

1 stop26h 10m

$653

Las VegasLondon

LAS - LCY

LASLCY

Las Vegas Harry Reid Intl

Sat 1/24

4:05 pm-5:20 pm

1 stop17h 15m

London City

Tue 4/14

9:20 am-6:35 pm

1 stop17h 15m

$689

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 London from

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

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 London?

The cheapest month to fly to London from Las Vegas is in February. Flight prices, which tend to average around $573, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Las Vegas averaging around $594.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Las Vegas to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $888. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,117. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Las Vegas in the morning is the least expensive time of day to depart. momondo users have found prices as low as $821 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $989. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $912 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Las Vegas for as low as $730 on momondo.

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

There are 3 cabin classes available to choose from on Las Vegas Harry Reid Intl to London 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 Las Vegas to London flights?

You could potentially save up to 18% on your flight if you consider stops on a Las Vegas to London flight.

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

As of December 2025, prices for Las Vegas to London flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Las Vegas to London

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

Cheap Las Vegas to London (LAS to LON) flight deals and tips

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

Best Price Found

$494

Fastest flight time

9h 55m

Direct flights

Every day

Airports in London

1 airport
The best one-way flight to London from Las Vegas in the past 72 hours is $494. The best round-trip flight deal from Las Vegas to London found on momondo in the last 72 hours is $650.
The fastest flight from Las Vegas to London takes 9h 55m
Direct flights go from Las Vegas to London every day.
There is 1 airport near London: London Heathrow (LHR)
Search flight deals

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

    The straight-line distance from Las Vegas Harry Reid Intl to London is 5216.7 mi. A reasonable flight in good conditions will take 9h 55m.

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

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

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

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

    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 Las Vegas Harry Reid Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Las Vegas to London?

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

Best airlines flying from Las Vegas to London

Compare and see reviews for airlines that fly from Las Vegas to London with momondo
Airline
Rating
Free Cancellation
Price
Norse Atlantic UKPriceFrom $418Free CancellationRating
7.2
51 reviews
Search Norse Atlantic UK flights
Air CanadaPriceFrom $502Free CancellationRating
7.1
10,514 reviews
Search Air Canada flights
Virgin AtlanticPriceFrom $542Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom $549Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
IberiaPriceFrom $596Free CancellationRating
7.0
3,043 reviews
Search Iberia flights
United AirlinesPriceFrom $598Free CancellationRating
7.4
9,089 reviews
Search United Airlines flights
DeltaPriceFrom $616Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $639Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
FinnairPriceFrom $685Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
JetBluePriceFrom $687Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights

  • Delta Flights From Las Vegas to London

    Delta flight deals from Las Vegas to London start from $616 round-trip. Over the 4 Delta flights for this route in a normal week, average airfare is usually $957 round-trip - but some users have found much cheaper deals with momondo.

  • Finnair Flights From Las Vegas to London

    Finnair (7.6/10 from 1,334 reviews) operates around 7 flights from Las Vegas to London in any given week. The average Finnair airfare for this route is around $916, with deals from around $685 rare but found on momondo. Referenced prices are for round-trip Las Vegas to London flight searches in the last 72 hours.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

Why use momondo?

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

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 Las Vegas to London for you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Las Vegas to London.

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

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

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport