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Cheap flights from the United States to Southampton from £234

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Southampton

Enter your travel dates to find the best prices.

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 26 January 2026.

Tue 10/322:20
BOS
-
SOU
1 stop9h 35m
Aer Lingus
Tue 17/312:25
SOU
-
BOS
1 stop11h 30m
Aer Lingus
Deal found 24/1£437
Tue 10/317:25
BOS
-
SOU
2 stops18h 10m
Multiple Airlines
Tue 17/316:05
SOU
-
BOS
2 stops26h 05m
Multiple Airlines
Deal found 24/1£448
Fri 24/423:25
JFK
-
SOU
2 stops27h 30m
Multiple Airlines
Fri 8/509:25
SOU
-
JFK
1 stop17h 15m
Multiple Airlines
Deal found 24/1£448
Tue 3/217:45
JFK
-
SOU
1 stop10h 05m
Delta
Tue 10/217:35
SOU
-
JFK
1 stop22h 55m
Delta
Deal found 24/1£496
Tue 10/315:49
BOS
-
SOU
2 stops21h 11m
Delta
Tue 17/317:35
SOU
-
BOS
1 stop24h 45m
Delta
Deal found 24/1£499
Wed 4/212:56
JFK
-
SOU
2 stops14h 29m
Delta
Tue 10/209:25
SOU
-
JFK
1 stop11h 20m
Delta
Deal found 24/1£499
Wed 11/316:40
JFK
-
SOU
2 stops18h 55m
Multiple Airlines
Wed 18/316:05
SOU
-
JFK
3 stops28h 35m
Multiple Airlines
Deal found 25/1£501
Sun 6/916:40
BOS
-
SOU
1 stop10h 55m
Delta
Wed 16/909:05
SOU
-
BOS
1 stop12h 30m
Delta
Deal found 26/1£506
Wed 11/311:13
JFK
-
SOU
2 stops17h 07m
Delta
Wed 18/308:50
SOU
-
JFK
2 stops16h 39m
Delta
Deal found 25/1£506
Wed 4/213:00
EWR
-
SOU
2 stops14h 25m
Delta
Tue 10/209:25
SOU
-
EWR
2 stops16h 35m
Delta
Deal found 24/1£506
Sun 15/319:45
JFK
-
SOU
1 stop32h 35m
KLM
Wed 1/417:20
SOU
-
JFK
1 stop30h 50m
KLM
Deal found 25/1£507
Sun 15/319:45
JFK
-
SOU
1 stop17h 20m
Delta
Wed 1/409:05
SOU
-
JFK
2 stops18h 24m
Delta
Deal found 25/1£514

Find flight deals from USA to Southampton

Keep the following information in mind while searching for USA to Southampton flight deals. Data was last updated 26 January 2026.

Round-trip from

£437

One-way from

£234

Popular in

December

Cheapest in

September

Average price

£411
Aer Lingus
  • Aer Lingus
  • 10/3-17/3
  • 2 total stops
  • 21h 05m total
  • USA to Southampton
Search Deals
Delta
  • Delta
  • 19/5
  • 1 total stop
  • 34h 50m total
  • USA to Southampton
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£14 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 January 2026
Search Deals

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 26 January 2026.
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

Tue 10/3

22:20-11:55

1 stop9h 35m

Southampton Eastleigh

Tue 17/3

12:25-19:55

1 stop11h 30m

£437

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Tue 10/3

17:25-15:35

2 stops18h 10m

Southampton Eastleigh

Tue 17/3

16:05-14:10

2 stops26h 05m

£448

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 8/3

19:45-17:05

1 stop17h 20m

Southampton Eastleigh

Tue 24/3

08:50-16:45

1 stop11h 55m

£496

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Tue 10/3

15:49-17:00

2 stops21h 11m

Southampton Eastleigh

Tue 17/3

17:35-14:20

1 stop24h 45m

£499

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Wed 11/3

20:35-17:20

2 stops16h 45m

Southampton Eastleigh

Wed 18/3

09:25-19:25

2 stops14h 00m

£514

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 7/3

16:40-08:50

1 stop11h 10m

Southampton Eastleigh

Tue 24/3

08:50-16:45

1 stop11h 55m

£533

OrlandoSouthampton

MCO - SOU

MCOSOU

Orlando

Mon 9/3

20:55-15:35

1 stop14h 40m

Southampton Eastleigh

Mon 16/3

20:10-17:05

2 stops24h 55m

£539

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 5/3

21:20-08:50

1 stop30h 30m

Southampton Eastleigh

Tue 24/3

17:35-21:29

2 stops31h 54m

£540

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 8/3

17:40-08:20

1 stop10h 40m

Southampton Eastleigh

Mon 23/3

17:40-20:20

1 stop30h 40m

£540

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Thu 5/2

13:00-08:25

2 stops14h 25m

Southampton Eastleigh

Tue 10/2

09:25-21:00

2 stops16h 35m

£543

Flights are sorted by cheapest return flights first.

Deals found on 25/1

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, October is the cheapest month in which you can book a flight from USA to Southampton (average of £70). Flying from USA to Southampton in June is currently the most expensive (average of £359). 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 9h 35m. Your travel time can differ by up to 23h 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 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 Newark - Southampton Eastleigh or Washington, D.C. Dulles Intl - 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, October is the cheapest month in which you can book a flight from USA to Southampton (average of £70). Flying from USA to Southampton in June is currently the most expensive (average of £359). 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

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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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How does Cheapflights help users find flights from USA to Southampton?

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from USA to Southampton.

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

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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