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Cheap flights from Las Vegas to London from £495

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 24/9. 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

Find the cheapest flights from Las Vegas to London

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
20:25 - 16:50
LAS
-
SOU
12h 25m
1 stop
Delta Logo
09:05 - 18:35
SOU
-
LAS
17h 30m
1 stop
£824Delta
Thu, 10 Sep - Thu, 17 Sep
Virgin Atlantic Logo
06:00 - 08:35
LAS
-
SOU
18h 35m
2 stops
Virgin Atlantic Logo
09:05 - 18:35
SOU
-
LAS
17h 30m
1 stop
£827Virgin Atlantic
Thu, 10 Sep - Thu, 17 Sep
KLM Logo
07:05 - 08:45
LAS
-
SOU
17h 40m
2 stops
KLM Logo
09:05 - 19:40
SOU
-
LAS
18h 35m
2 stops
£828KLM
Fri, 11 Sep - Fri, 18 Sep
Virgin Atlantic Logo
06:00 - 08:35
LAS
-
SOU
18h 35m
2 stops
Virgin Atlantic Logo
09:05 - 23:13
SOU
-
LAS
22h 08m
2 stops
£835Virgin Atlantic
Thu, 10 Sep - Thu, 17 Sep
KLM Logo
20:25 - 17:35
LAS
-
SOU
13h 10m
1 stop
KLM Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
£853KLM
Tue, 11 Aug - Wed, 26 Aug
Delta Logo
20:25 - 17:35
LAS
-
SOU
13h 10m
1 stop
Delta Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
£854Delta
Tue, 11 Aug - Wed, 26 Aug
Delta Logo
14:02 - 17:35
LAS
-
SOU
19h 33m
2 stops
Delta Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
£857Delta
Tue, 11 Aug - Wed, 26 Aug
Delta Logo
14:02 - 17:35
LAS
-
SOU
19h 33m
2 stops
Delta Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
£858Delta
Tue, 11 Aug - Wed, 26 Aug
KLM Logo
14:02 - 17:35
LAS
-
SOU
19h 33m
2 stops
KLM Logo
09:15 - 19:46
SOU
-
LAS
18h 31m
2 stops
£864KLM
Tue, 11 Aug - Wed, 26 Aug
Delta Logo
14:48 - 17:35
LAS
-
SOU
18h 47m
2 stops
Delta Logo
09:15 - 20:16
SOU
-
LAS
19h 01m
2 stops
£865Delta
Tue, 11 Aug - Wed, 26 Aug

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KLM flights from Las Vegas to Southampton

Our best KLM deals on Las Vegas to Southampton flight tickets
KLM
11 Sept
LAS07:05Las Vegas Harry Reid Intl
17h 40m
2 stops
SOU08:45Southampton Eastleigh
18 Sept
SOU09:05Southampton Eastleigh
18h 35m
2 stops
LAS19:40Las Vegas Harry Reid Intl
£828
KLM
11 Aug
LAS20:25Las Vegas Harry Reid Intl
13h 10m
1 stop
SOU17:35Southampton Eastleigh
26 Aug
SOU09:15Southampton Eastleigh
17h 20m
1 stop
LAS18:35Las Vegas Harry Reid Intl
£853
KLM
11 Aug
LAS14:02Las Vegas Harry Reid Intl
19h 33m
2 stops
SOU17:35Southampton Eastleigh
26 Aug
SOU09:15Southampton Eastleigh
18h 31m
2 stops
LAS19:46Las Vegas Harry Reid Intl
£864

British Airways flights from Las Vegas to Southampton

Our best British Airways deals on Las Vegas to Southampton flight tickets
British Airways
19 Dec
LAS20:55Las Vegas Harry Reid Intl
28h 30m
2 stops
SOU09:25Southampton Eastleigh
30 Dec
SOU19:55Southampton Eastleigh
30h 55m
2 stops
LAS18:50Las Vegas Harry Reid Intl
£4,450
British Airways
17 Jan
LAS20:55Las Vegas Harry Reid Intl
15h 50m
2 stops
SOU20:45Southampton Eastleigh
23 Jan
SOU10:15Southampton Eastleigh
36h 55m
2 stops
LAS15:10Las Vegas Harry Reid Intl
£4,464
British Airways
24 Sept
LAS17:20Las Vegas Harry Reid Intl
19h 25m
2 stops
SOU20:45Southampton Eastleigh
10 Oct
SOU14:55Southampton Eastleigh
32h 00m
2 stops
LAS14:55Las Vegas Harry Reid Intl
£4,466

momondo Fare Finder

 
Customise your flight search to find flights from Las Vegas to Southampton 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 279,928 searches. Data last updated 30 July 2026.
Use the filters below to find and compare flights from Las Vegas to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 10/9

20:25-16:50

1 stop12h 25m

Southampton Eastleigh

Thu 17/9

09:05-18:35

1 stop17h 30m

£824

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 10/9

06:00-08:35

2 stops18h 35m

Southampton Eastleigh

Thu 17/9

09:05-18:35

1 stop17h 30m

£827

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Fri 11/9

07:05-08:45

2 stops17h 40m

Southampton Eastleigh

Fri 18/9

09:05-19:40

2 stops18h 35m

£828

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 10/9

06:00-08:35

2 stops18h 35m

Southampton Eastleigh

Thu 17/9

09:05-23:13

2 stops22h 08m

£835

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

20:25-17:35

1 stop13h 10m

Southampton Eastleigh

Wed 26/8

09:15-18:35

1 stop17h 20m

£853

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

20:25-17:35

1 stop13h 10m

Southampton Eastleigh

Wed 26/8

09:15-18:35

1 stop17h 20m

£854

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

14:02-17:35

2 stops19h 33m

Southampton Eastleigh

Wed 26/8

09:15-18:35

1 stop17h 20m

£857

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

14:02-17:35

2 stops19h 33m

Southampton Eastleigh

Wed 26/8

09:15-18:35

1 stop17h 20m

£858

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

14:02-17:35

2 stops19h 33m

Southampton Eastleigh

Wed 26/8

09:15-19:46

2 stops18h 31m

£864

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

14:48-17:35

2 stops18h 47m

Southampton Eastleigh

Wed 26/8

09:15-20:16

2 stops19h 01m

£865

Flights are sorted by cheapest return 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 Southampton

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 airline that flies from Las Vegas Harry Reid Intl to Southampton Eastleigh?

Aer Lingus is the most popular carrier operating from Las Vegas Harry Reid Intl to Southampton Eastleigh

When to book flights from Las Vegas to Southampton

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

Cheap Las Vegas to Southampton (LAS to SOU) flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Las Vegas to Southampton takes 12h 25m
There are no direct flights from Las Vegas to Southampton. There are no popular flight routes from Las Vegas to Southampton.
Search flight deals

Frequently asked questions about flying from Las Vegas to Southampton

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

    Las Vegas Harry Reid Intl and Southampton Eastleigh are 5201.1 mi apart from one another. In terms of flight time, this usually takes a little over 12h 25m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents required for your trip to Southampton Eastleigh 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 Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

It is quick and easy to find Las Vegas to Southampton 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 Southampton that suits you.

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

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

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

momondo helps you find the best flight between Las Vegas and Southampton 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 Las Vegas to Southampton right now. Can momondo alert me if prices change?

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

An easier way to manage your Southampton trip

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