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Cheap flights from the United States to Southampton from £126

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 24/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
16 Jul — 23 Jul1
1 adult

Cheap flight deals from USA to Southampton

Keep the following information in mind while searching for USA to Southampton flight deals. Data was last updated 11 July 2025.

Round-trip from

£405

One-way from

£126

Popular in

June

Cheapest in

January

Average price

£464
Aer Lingus
  • Aer Lingus
  • 25/8-28/8
  • 2 total stops
  • 25h 25m total
  • USA to Southampton
Search Deals
24/7
  • 24/7
  • 1 total stop
  • 11h 40m total
  • USA to Southampton
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£41 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from USA to Southampton

Cheapest flights from USA to Southampton
Explore the most affordable flight options available from USA to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Mon 25/816:55JFK - SOU
1 stop10h 45mAer Lingus
Thu 28/809:40SOU - JFK
1 stop14h 40mAer Lingus
Deal found 8/7£405
Mon 18/821:25BOS - SOU
1 stop29h 40mAer Lingus
Tue 2/909:10SOU - BOS
1 stop14h 35mAer Lingus
Deal found 9/7£411
Mon 1/917:35EWR - SOU
1 stop10h 05mAer Lingus
Wed 17/909:10SOU - EWR
1 stop11h 55mAer Lingus
Deal found 10/7£417
Mon 1/923:10JFK - SOU
2 stops15h 20mMultiple Airlines
Wed 17/920:00SOU - JFK
2 stops28h 10mMultiple Airlines
Deal found 10/7£439
Tue 9/920:50BOS - SOU
2 stops17h 40mMultiple Airlines
Thu 18/920:00SOU - BOS
2 stops27h 50mMultiple Airlines
Deal found 9/7£454
Wed 20/822:50EWR - SOU
2 stops28h 50mMultiple Airlines
Fri 29/816:15SOU - EWR
1 stop11h 15mMultiple Airlines
Deal found 8/7£475
Mon 18/813:08BOS - SOU
2 stops14h 42mVirgin Atlantic
Tue 2/909:20SOU - BOS
1 stop12h 10mVirgin Atlantic
Deal found 9/7£482
Wed 6/816:50BOS - SOU
1 stop10h 55mDelta
Wed 20/809:20SOU - BOS
1 stop14h 05mDelta
Deal found 10/7£492
Wed 20/817:30JFK - SOU
1 stop10h 15mDelta
Tue 2/909:20SOU - JFK
1 stop33h 10mDelta
Deal found 8/7£492
Wed 20/813:59LGA - SOU
2 stops13h 46mDelta
Thu 28/809:20SOU - LGA
2 stops17h 10mDelta
Deal found 8/7£503
Wed 20/812:10EWR - SOU
2 stops15h 35mDelta
Thu 28/809:20SOU - EWR
2 stops18h 52mDelta
Deal found 8/7£503
Tue 19/819:55MCO - SOU
1 stop18h 35mAer Lingus
Tue 26/820:00SOU - MCO
2 stops24h 15mAer Lingus
Deal found 9/7£509

Cheapflights Fare Finder

Customise your flight search to find flights from USA 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 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from the United States to Southampton that are best for you.

Fly from

USA

Fly to

Southampton

Route

Depart

Return

Price

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 25/8

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Thu 28/8

09:40-19:20

1 stop14h 40m

£405

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Mon 18/8

21:25-08:05

1 stop29h 40m

Southampton Eastleigh

Tue 2/9

09:10-18:45

1 stop14h 35m

£411

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 1/9

17:35-08:40

1 stop10h 05m

Southampton Eastleigh

Wed 17/9

09:10-16:05

1 stop11h 55m

£417

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 1/9

23:10-19:30

2 stops15h 20m

Southampton Eastleigh

Wed 17/9

20:00-19:10

2 stops28h 10m

£439

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Tue 9/9

20:50-19:30

2 stops17h 40m

Southampton Eastleigh

Thu 18/9

20:00-18:50

2 stops27h 50m

£454

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Wed 20/8

22:50-08:40

2 stops28h 50m

Southampton Eastleigh

Fri 29/8

16:15-22:30

1 stop11h 15m

£475

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Mon 18/8

13:08-08:50

2 stops14h 42m

Southampton Eastleigh

Tue 2/9

09:20-16:30

1 stop12h 10m

£482

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Wed 6/8

16:50-08:45

1 stop10h 55m

Southampton Eastleigh

Wed 20/8

09:20-18:25

1 stop14h 05m

£492

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 20/8

17:30-08:45

1 stop10h 15m

Southampton Eastleigh

Tue 2/9

09:20-13:30

1 stop33h 10m

£492

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 20/8

11:59-08:45

2 stops15h 46m

Southampton Eastleigh

Fri 29/8

09:20-21:30

2 stops17h 10m

£503

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 60 results
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6

Best time to book a flight from USA to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from USA 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 the United States to Southampton

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

Currently, September is the cheapest month in which you can book a flight from USA to Southampton (average of £203). Flying from USA to Southampton in November is currently the most expensive (average of £262). 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.

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 11 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andVirgin Atlantic from the United States to Southampton by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,154 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.6
Okay
7,109 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly into for flights to Southampton from United States?

    Most people fly into Southampton Eastleigh (SOU) if they book a flight to Southampton from United States. Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

  • What are the cheapest airlines to fly from USA to Southampton one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £231. However, be on the lookout for offers from KLM and Delta, as they are both options that can get you from USA to Southampton for a low price.

  • What are the most popular routes from USA to Southampton?

    The most popular route from USA to Southampton is New York John F Kennedy Intl - Southampton Eastleigh. You may also consider Los Angeles - Southampton Eastleigh or Newark - Southampton Eastleigh.

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

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

  • How can I find direct flights from USA to Southampton?

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

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

    Yes. Cheapflights offers flight deals from USA 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 USA to Southampton?

    Currently, September is the cheapest month in which you can book a flight from USA to Southampton (average of £203). Flying from USA to Southampton in November is currently the most expensive (average of £262). 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

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Alternative routes for USA to Southampton

See prices for flight routes from nearby airports that may be better suited for you.
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