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$298+ Cheap flights from Las Vegas (LAS) to Southampton (SOU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SOU
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Las Vegas to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Southampton (SOU). 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 July 29, 2025.

Round-trip from

$1,033
(KLM)

One-way from

$298
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,072
From Las Vegas Harry Reid Intl to Southampton Eastleigh
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One-way flight from Las Vegas Harry Reid Intl to Southampton Eastleigh
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Highest demand for flights based on searches. 26% potential increase in price ($286 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Las Vegas to Southampton

Cheapest flights from Las Vegas to Southampton
Explore the most affordable flight options available from Las Vegas to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This KLM deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/148:25 pmLAS - SOU
1 stop28h 20mKLM
Mon 9/229:20 amSOU - LAS
1 stop17h 15mKLM
Deal found 7/27$1,033
This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1411:15 pmLAS - SOU
3 stops32h 45mMultiple Airlines
Mon 9/228:05 amSOU - LAS
2 stops33h 26mMultiple Airlines
Deal found 7/27$1,061
This SmartFares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1411:04 amLAS - SOU
2 stops37h 11mAer Lingus
Mon 9/228:00 pmSOU - LAS
2 stops32h 41mAer Lingus
Deal found 7/27$1,068
This British Airways deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:55 pmLAS - SOU
2 stops27h 15mBritish Airways
Sat 12/139:30 amSOU - LAS
1 stop16h 20mBritish Airways
Deal found 7/29$2,319

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Las Vegas to Southampton that are best for you.

Fly from

Las Vegas

Fly to

Southampton

Route

Depart

Return

Price

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 9/14

8:25 pm-8:45 am

1 stop28h 20m

Southampton Eastleigh

Mon 9/22

9:20 am-6:35 pm

1 stop17h 15m

$1,033

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 9/14

11:15 pm-4:00 pm

3 stops32h 45m

Southampton Eastleigh

Mon 9/22

8:05 am-9:31 am

2 stops33h 26m

$1,061

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 9/14

11:04 am-8:15 am

2 stops37h 11m

Southampton Eastleigh

Mon 9/22

8:00 pm-8:41 pm

2 stops32h 41m

$1,068

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sat 12/6

8:55 pm-8:10 am

2 stops27h 15m

Southampton Eastleigh

Sat 12/13

9:30 am-5:50 pm

1 stop16h 20m

$2,319

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 11/16

7:00 am-7:20 pm

2 stops28h 20m

$298

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Las Vegas to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Las Vegas with our price prediction graph.
Estimated round-trip 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 Las Vegas to Southampton

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

Currently, November is the cheapest month in which you can book a flight from Las Vegas to Southampton (average of $787). Flying from Las Vegas to Southampton in June is currently the most expensive (average of $1,308). 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.

What is the cheapest time of day to fly from LAS to SOU?

Find hourly flight availability from Las Vegas to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

It’s optimal to fly from Las Vegas to Southampton at noon. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. 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 Southampton. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown KLM, Aer Lingus, and British Airways from Las Vegas to Southampton. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Aer Lingus
7.1
Good
1,190 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,208 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Southampton. 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 Las Vegas to Southampton round-trip?

    Currently priced at $1,033, KLM will fly you from Las Vegas to Southampton and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aer Lingus and British Airways - these airlines can fly you to your destination from $1,068 and $2,319, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas to Southampton 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 Las Vegas to Southampton?

    Currently, November is the cheapest month in which you can book a flight from Las Vegas to Southampton (average of $787). Flying from Las Vegas to Southampton in June is currently the most expensive (average of $1,308). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Las Vegas to Southampton

Discover the top airline that operate flights from Las Vegas to Southampton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$779Average$1,058FlexibilityNo cancel feeOn-timeN/A

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