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Cheap flights from the United States to Southampton from £181

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
3 Sep — 10 Sep1
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 29 August 2025.

Round-trip from

£385

One-way from

£181

Popular in

December

Cheapest in

January

Average price

£413
Aer Lingus
  • Aer Lingus
  • 1/2-7/2
  • 2 total stops
  • 25h 04m total
  • USA to Southampton
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19/10
  • 19/10
  • 2 total stops
  • 39h 30m total
  • USA to Southampton
Search Deals
High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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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 29 August 2025.

Thu 9/1016:55JFK - SOU
1 stop10h 45mAer Lingus
Thu 16/1009:40SOU - JFK
1 stop14h 40mAer Lingus
Deal found 27/8£418
Mon 20/1010:30JFK - SOU
2 stops28h 00mMultiple Airlines
Wed 5/1112:25SOU - JFK
2 stops29h 40mMultiple Airlines
Deal found 27/8£439
Sat 11/1016:55JFK - SOU
1 stop10h 40mMultiple Airlines
Sat 18/1018:05SOU - JFK
2 stops24h 20mMultiple Airlines
Deal found 27/8£449
Mon 15/915:55JFK - SOU
2 stops22h 35mMultiple Airlines
Mon 22/920:00SOU - JFK
2 stops30h 45mMultiple Airlines
Deal found 28/8£457
Thu 9/1017:35EWR - SOU
1 stop10h 05mAer Lingus
Thu 16/1009:40SOU - EWR
1 stop11h 25mAer Lingus
Deal found 27/8£472
Thu 9/1008:15EWR - SOU
2 stops30h 15mMultiple Airlines
Thu 16/1020:00SOU - EWR
2 stops32h 21mMultiple Airlines
Deal found 27/8£489
Sat 13/923:00EWR - SOU
1 stop27h 35mMultiple Airlines
Wed 17/909:00SOU - EWR
2 stops41h 00mMultiple Airlines
Deal found 28/8£495
Sat 11/1008:15EWR - SOU
2 stops30h 15mMultiple Airlines
Sat 18/1018:05SOU - EWR
3 stops34h 16mMultiple Airlines
Deal found 27/8£500
Thu 25/1217:20BOS - SOU
1 stop10h 25mAer Lingus
Tue 30/1212:25SOU - BOS
1 stop11h 30mAer Lingus
Deal found 28/8£501
Thu 9/1016:15JFK - SOU
2 stops22h 15mMultiple Airlines
Thu 16/1009:40SOU - JFK
2 stops32h 10mMultiple Airlines
Deal found 27/8£533
Mon 3/1106:40LAX - SOU
2 stops24h 10mMultiple Airlines
Mon 10/1119:55SOU - LAX
1 stop30h 10mMultiple Airlines
Deal found 26/8£554
Mon 20/1020:25EWR - SOU
2 stops18h 05mMultiple Airlines
Wed 5/1108:40SOU - EWR
3 stops35h 50mMultiple Airlines
Deal found 28/8£555

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 29 August 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

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Sun 1/2

17:10-08:45

1 stop10h 35m

Southampton Eastleigh

Sat 7/2

09:30-18:59

1 stop14h 29m

£385

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 9/10

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Thu 16/10

09:40-19:20

1 stop14h 40m

£418

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 20/10

10:30-19:30

2 stops28h 00m

Southampton Eastleigh

Wed 5/11

12:25-13:05

2 stops29h 40m

£439

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 11/10

16:55-08:35

1 stop10h 40m

Southampton Eastleigh

Sat 18/10

18:05-13:25

2 stops24h 20m

£449

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 15/9

15:55-19:30

2 stops22h 35m

Southampton Eastleigh

Mon 22/9

20:00-21:45

2 stops30h 45m

£457

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Thu 9/10

17:35-08:40

1 stop10h 05m

Southampton Eastleigh

Thu 16/10

09:40-16:05

1 stop11h 25m

£472

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Thu 9/10

08:15-19:30

2 stops30h 15m

Southampton Eastleigh

Thu 16/10

20:00-23:21

2 stops32h 21m

£489

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 13/9

23:00-07:35

1 stop27h 35m

Southampton Eastleigh

Wed 17/9

09:00-21:00

2 stops41h 00m

£495

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 11/10

08:15-19:30

2 stops30h 15m

Southampton Eastleigh

Sat 18/10

18:05-23:21

3 stops34h 16m

£500

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Thu 25/12

17:20-08:45

1 stop10h 25m

Southampton Eastleigh

Tue 30/12

12:25-18:55

1 stop11h 30m

£501

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 60 results
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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.

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.

  • How long is the flight from USA to Southampton?

    Aer Lingus, Delta, and KLM can get you from USA to Southampton in just under 10h 35m. Your travel time can differ by up to 8h 40m. There are 3228 mi between USA and Southampton. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 £212. 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 San Diego - Southampton Eastleigh. You may also consider New York John F Kennedy Intl - 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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