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Cheap flights from Southampton to Las Vegas from £685

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — LAS
27 Mar — 3 Apr1
1 adult

Cheap flight deals from Southampton to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 March 2025.

Round-trip from

£685

Popular in

August

Cheapest in

February

Average price

£785
KLM
  • KLM
  • 1/5-6/5
  • 4 total stops
  • 36h 40m total
  • Southampton to Las Vegas
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£52 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Southampton to Las Vegas

Cheapest flights from Southampton to Las Vegas
Explore the most affordable flight options available from Southampton to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.

Thu 1/509:20SOU - LAS
2 stops17h 30mKLM
Tue 6/513:50LAS - SOU
2 stops19h 10mKLM
Deal found 22/3£685
Thu 1/517:35SOU - LAS
3 stops36h 45mMultiple Airlines
Tue 6/509:55LAS - SOU
2 stops25h 35mMultiple Airlines
Deal found 22/3£813
Sat 9/809:20SOU - LAS
1 stop17h 15mDelta
Wed 27/820:25LAS - SOU
1 stop28h 20mDelta
Deal found 20/3£1,158

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 22 March 2025.
Use the filters below to find and compare flights from Southampton to Las Vegas that are best for you.

Fly from

Southampton

Fly to

Las Vegas

Route

Depart

Return

Price

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Thu 1/5

09:20-18:50

2 stops17h 30m

Las Vegas Harry Reid Intl

Tue 6/5

13:50-17:00

2 stops19h 10m

£685

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Thu 1/5

17:35-22:20

3 stops36h 45m

Las Vegas Harry Reid Intl

Tue 6/5

09:55-19:30

2 stops25h 35m

£813

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Sat 9/8

09:20-18:35

1 stop17h 15m

Las Vegas Harry Reid Intl

Wed 27/8

20:25-08:45

1 stop28h 20m

£1,158

SouthamptonLas Vegas

SOU - LAS

SOULAS

Southampton Eastleigh

Sun 29/6

17:35-18:35

1 stop33h 00m

£1,409

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Best time to book a flight from Southampton to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Southampton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest month to book a flight from Southampton to Las Vegas?

Currently, January is the cheapest month in which you can book a flight from Southampton to Las Vegas (average of £689). Flying from Southampton to Las Vegas in July is currently the most expensive (average of £1,020). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated 22 March 2025.
Delta
8.0
Very Good
7,892 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,892 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Southampton to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Southampton to Las Vegas round-trip?

    Currently priced at £685, KLM will fly you from Southampton to Las Vegas and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as £1,158. These flights start at 28% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southampton 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.

  • What is the cheapest month to book a flight from Southampton to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Southampton to Las Vegas (average of £689). Flying from Southampton to Las Vegas in July is currently the most expensive (average of £1,020). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Southampton?

Book flights to Southampton if you plan to visit one of these locations
Kingman
Henderson
Primm
Paradise

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Why should you use Cheapflights to find cheap flight tickets from Southampton to Las Vegas?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Las Vegas from Southampton.

Can Cheapflights find flights from Southampton to Las Vegas with no change fees?

Yes, we can. To see specific flights from Southampton to Las Vegas with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to Las Vegas become cheaper?

Yes! Start tracking prices for Southampton to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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