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Cheap flights from Southampton to Las Vegas from £546

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Las Vegas departing on 15/10. 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 Southampton to Las Vegas

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
12:35 - 20:00
SOU
-
LAS
39h 25m
2 stops
British Airways Logo
22:10 - 08:25
LAS
-
SOU
26h 15m
2 stops
£654British Airways
Thu, 10 Sep - Mon, 14 Sep
British Airways Logo
12:35 - 20:00
SOU
-
LAS
39h 25m
2 stops
British Airways Logo
22:10 - 08:25
LAS
-
SOU
26h 15m
2 stops
£661British Airways
Thu, 10 Sep - Mon, 14 Sep
British Airways Logo
12:35 - 20:00
SOU
-
LAS
39h 25m
2 stops
British Airways Logo
22:10 - 08:25
LAS
-
SOU
26h 15m
2 stops
£662British Airways
Thu, 10 Sep - Mon, 14 Sep
KLM Logo
18:05 - 18:35
SOU
-
LAS
32h 30m
1 stop
KLM Logo
20:25 - 17:35
LAS
-
SOU
13h 10m
1 stop
£671KLM
Wed, 22 Jul - Wed, 29 Jul
KLM Logo
18:05 - 18:35
SOU
-
LAS
32h 30m
1 stop
KLM Logo
20:25 - 17:35
LAS
-
SOU
13h 10m
1 stop
£678KLM
Wed, 22 Jul - Wed, 29 Jul
KLM Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
KLM Logo
07:05 - 08:45
LAS
-
SOU
17h 40m
2 stops
£681KLM
Wed, 22 Jul - Wed, 29 Jul
KLM Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
KLM Logo
07:05 - 08:45
LAS
-
SOU
17h 40m
2 stops
£683KLM
Wed, 22 Jul - Wed, 29 Jul
Delta Logo
09:15 - 19:50
SOU
-
LAS
18h 35m
2 stops
Delta Logo
13:31 - 17:35
LAS
-
SOU
20h 04m
2 stops
£699Delta
Wed, 22 Jul - Wed, 29 Jul
Delta Logo
09:15 - 19:50
SOU
-
LAS
18h 35m
2 stops
Delta Logo
13:31 - 17:35
LAS
-
SOU
20h 04m
2 stops
£701Delta
Wed, 22 Jul - Wed, 29 Jul
KLM Logo
09:15 - 18:35
SOU
-
LAS
17h 20m
1 stop
KLM Logo
20:25 - 16:50
LAS
-
SOU
12h 25m
1 stop
£720KLM
Mon, 17 Aug - Sun, 30 Aug

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KLM flights from Southampton to Las Vegas

Our best KLM deals on Southampton to Las Vegas flight tickets
KLM
22 Jul
SOU18:05Southampton Eastleigh
32h 30m
1 stop
LAS18:35Las Vegas Harry Reid Intl
29 Jul
LAS20:25Las Vegas Harry Reid Intl
13h 10m
1 stop
SOU17:35Southampton Eastleigh
£671
KLM
22 Jul
SOU18:05Southampton Eastleigh
32h 30m
1 stop
LAS18:35Las Vegas Harry Reid Intl
29 Jul
LAS20:25Las Vegas Harry Reid Intl
13h 10m
1 stop
SOU17:35Southampton Eastleigh
£678
KLM
22 Jul
SOU09:15Southampton Eastleigh
17h 20m
1 stop
LAS18:35Las Vegas Harry Reid Intl
29 Jul
LAS07:05Las Vegas Harry Reid Intl
17h 40m
2 stops
SOU08:45Southampton Eastleigh
£681

Delta flights from Southampton to Las Vegas

Our best Delta deals on Southampton to Las Vegas flight tickets
Delta
22 Jul
SOU09:15Southampton Eastleigh
18h 35m
2 stops
LAS19:50Las Vegas Harry Reid Intl
29 Jul
LAS13:31Las Vegas Harry Reid Intl
20h 04m
2 stops
SOU17:35Southampton Eastleigh
£699
Delta
22 Jul
SOU09:15Southampton Eastleigh
18h 35m
2 stops
LAS19:50Las Vegas Harry Reid Intl
29 Jul
LAS13:31Las Vegas Harry Reid Intl
20h 04m
2 stops
SOU17:35Southampton Eastleigh
£701
Delta
4 Aug
SOU09:15Southampton Eastleigh
19h 01m
2 stops
LAS20:16Las Vegas Harry Reid Intl
11 Aug
LAS14:02Las Vegas Harry Reid Intl
19h 33m
2 stops
SOU17:35Southampton Eastleigh
£741

momondo Fare Finder

 
Customise your flight search to find flights from Southampton 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 279,928 searches. Data last updated 21 June 2026.
Use the filters below to find and compare flights from Southampton to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Thu 10/9

12:35-20:00

2 stops39h 25m

Las Vegas Harry Reid Intl

Mon 14/9

22:10-08:25

2 stops26h 15m

£654

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Thu 10/9

12:35-20:00

2 stops39h 25m

Las Vegas Harry Reid Intl

Mon 14/9

22:10-08:25

2 stops26h 15m

£661

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Thu 10/9

12:35-20:00

2 stops39h 25m

Las Vegas Harry Reid Intl

Mon 14/9

22:10-08:25

2 stops26h 15m

£662

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Wed 22/7

18:05-18:35

1 stop32h 30m

Las Vegas Harry Reid Intl

Wed 29/7

20:25-17:35

1 stop13h 10m

£671

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Wed 22/7

18:05-18:35

1 stop32h 30m

Las Vegas Harry Reid Intl

Wed 29/7

20:25-17:35

1 stop13h 10m

£678

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Wed 22/7

09:15-18:35

1 stop17h 20m

Las Vegas Harry Reid Intl

Wed 29/7

07:05-08:45

2 stops17h 40m

£681

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Wed 22/7

09:15-18:35

1 stop17h 20m

Las Vegas Harry Reid Intl

Wed 29/7

07:05-08:45

2 stops17h 40m

£683

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Wed 22/7

09:15-19:50

2 stops18h 35m

Las Vegas Harry Reid Intl

Wed 29/7

13:31-17:35

2 stops20h 04m

£699

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Wed 22/7

09:15-19:50

2 stops18h 35m

Las Vegas Harry Reid Intl

Wed 29/7

13:31-17:35

2 stops20h 04m

£701
Fastest return journey

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Mon 17/8

09:15-18:35

1 stop17h 20m

Las Vegas Harry Reid Intl

Sun 30/8

20:25-16:50

1 stop12h 25m

£720

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Southampton 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 day to depart on your flight to Las Vegas?

The cheapest day to depart on your flight to Las Vegas is on a Wednesday when prices can be found for as low as £654. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Southampton because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £741.

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

Our data shows that the cheapest Southampton to Las Vegas flights are usually those with departure times in the afternoon. Our users have found flights to Las Vegas in the afternoon for as low as £682. Flights to Las Vegas are more costly in the morning, with an average ticket price of £701. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Southampton to Las Vegas

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

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

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

Fastest flight time

17h 20m

Direct flights

None
The fastest flight from Southampton to Las Vegas takes 17h 20m
There are no direct flights from Southampton to Las Vegas. There are no popular flight routes from Southampton to Las Vegas.
Search flight deals

Frequently asked questions about flying from Southampton to Las Vegas

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

    Las Vegas Harry Reid Intl is 5201.1 mi away from Southampton Eastleigh. Typically, this will take 17h 20m by plane in normal conditions.

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

    Prices for flights from Southampton Eastleigh Airport to Las Vegas Harry Reid Intl Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh 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.

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
Laughlin
North Las Vegas
Needles
Furnace Creek
Mount Charleston

Why use momondo?

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

Finding the right flight to Las Vegas from Southampton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Las Vegas quick and easy, saving you time and money.

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

All flight searches from Southampton to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Southampton 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 Southampton to Las Vegas right now. Can momondo alert me if prices change?

Price alerts on flights to Las Vegas from Southampton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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