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Cheap flights from the United States to London from $308

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to London departing on 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to London

Recent round-trip flight deals from the United States to London

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:20 pm - 8:40 amJFK  New York John F Kennedy Intl-SOU Southampton Eastleigh
33h 20m2 stops London Gatwick Dublin
Multiple Airlines Logo
7:20 pm - 10:00 pmSOU  Southampton Eastleigh-JFK New York John F Kennedy Intl
31h 40m1 stop Barcelona-El Prat
$761Multiple Airlines
Sat, Sep 19 - Mon, Oct 5
Multiple Airlines Logo
6:20 pm - 7:30 pmJFK  New York John F Kennedy Intl-SOU Southampton Eastleigh
44h 10m2 stops London Gatwick Dublin
Multiple Airlines Logo
7:20 pm - 10:00 pmSOU  Southampton Eastleigh-JFK New York John F Kennedy Intl
31h 40m1 stop Barcelona-El Prat
$763Multiple Airlines
Sat, Sep 19 - Mon, Oct 5
Multiple Airlines Logo
6:20 pm - 8:40 amJFK  New York John F Kennedy Intl-SOU Southampton Eastleigh
33h 20m2 stops London Gatwick Dublin
Multiple Airlines Logo
7:20 pm - 10:00 pmSOU  Southampton Eastleigh-JFK New York John F Kennedy Intl
31h 40m1 stop Barcelona-El Prat
$770Multiple Airlines
Sat, Sep 19 - Mon, Oct 5
Multiple Airlines Logo
6:20 pm - 7:30 pmJFK  New York John F Kennedy Intl-SOU Southampton Eastleigh
20h 10m2 stops London Gatwick Dublin
Multiple Airlines Logo
9:15 am - 10:25 pmSOU  Southampton Eastleigh-JFK New York John F Kennedy Intl
18h 10m1 stop Dublin
$774Multiple Airlines
Tue, Sep 29 - Tue, Oct 6
Aer Lingus Logo
9:15 pm - 4:50 pmBOS  Boston Logan Intl-SOU Southampton Eastleigh
14h 35m1 stop Dublin
Aer Lingus Logo
9:20 am - 4:10 pmSOU  Southampton Eastleigh-BOS Boston Logan Intl
35h 50m2 stops Dublin Madrid Barajas
$795Aer Lingus
Sun, Sep 27 - Sun, Oct 4
Aer Lingus Logo
4:55 pm - 8:35 amJFK  New York John F Kennedy Intl-SOU Southampton Eastleigh
10h 40m1 stop Dublin
Aer Lingus Logo
9:20 am - 10:25 pmSOU  Southampton Eastleigh-JFK New York John F Kennedy Intl
18h 05m1 stop Dublin
$803Aer Lingus
Sat, Sep 19 - Mon, Oct 5
Aer Lingus Logo
4:55 pm - 4:50 pmJFK  New York John F Kennedy Intl-SOU Southampton Eastleigh
18h 55m1 stop Dublin
Aer Lingus Logo
9:20 am - 10:25 pmSOU  Southampton Eastleigh-JFK New York John F Kennedy Intl
18h 05m1 stop Dublin
$830Aer Lingus
Mon, Sep 14 - Mon, Sep 28
Delta Logo
1:50 pm - 5:00 pmSFO  San Francisco-SOU Southampton Eastleigh
19h 10m1 stop Amsterdam Schiphol
Delta Logo
8:40 am - 11:45 amSOU  Southampton Eastleigh-SFO San Francisco
35h 05m1 stop Amsterdam Schiphol
$999Delta
Sun, Nov 15 - Mon, Nov 23
Delta Logo
1:50 pm - 5:00 pmSFO  San Francisco-SOU Southampton Eastleigh
19h 10m1 stop Amsterdam Schiphol
Delta Logo
5:30 pm - 11:45 amSOU  Southampton Eastleigh-SFO San Francisco
26h 15m1 stop Amsterdam Schiphol
$999Delta
Sun, Nov 15 - Thu, Nov 19
Delta Logo
6:00 am - 8:10 amSFO  San Francisco-SOU Southampton Eastleigh
18h 10m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
5:30 pm - 11:45 amSOU  Southampton Eastleigh-SFO San Francisco
26h 15m1 stop Amsterdam Schiphol
$1,003Delta
Wed, Nov 11 - Mon, Nov 23

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Aer Lingus flights from United States to Southampton

Our best Aer Lingus deals on United States to Southampton flight tickets
Aer Lingus
Sep 27
BOS9:15 pmBoston Logan Intl
14h 35m
1 stop
SOU4:50 pmSouthampton Eastleigh
Oct 4
SOU9:20 amSouthampton Eastleigh
35h 50m
2 stops
BOS4:10 pmBoston Logan Intl
$795
Aer Lingus
Sep 19
JFK4:55 pmNew York John F Kennedy Intl
10h 40m
1 stop
SOU8:35 amSouthampton Eastleigh
Oct 5
SOU9:20 amSouthampton Eastleigh
18h 05m
1 stop
JFK10:25 pmNew York John F Kennedy Intl
$803
Aer Lingus
Sep 14
JFK4:55 pmNew York John F Kennedy Intl
18h 55m
1 stop
SOU4:50 pmSouthampton Eastleigh
Sep 28
SOU9:20 amSouthampton Eastleigh
18h 05m
1 stop
JFK10:25 pmNew York John F Kennedy Intl
$830

Delta flights from United States to Southampton

Our best Delta deals on United States to Southampton flight tickets
Delta
Nov 15
SFO1:50 pmSan Francisco
19h 10m
1 stop
SOU5:00 pmSouthampton Eastleigh
Nov 19
SOU5:30 pmSouthampton Eastleigh
26h 15m
1 stop
SFO11:45 amSan Francisco
$999
Delta
Nov 11
SFO7:00 amSan Francisco
17h 10m
2 stops
SOU8:10 amSouthampton Eastleigh
Nov 19
SOU5:30 pmSouthampton Eastleigh
26h 15m
1 stop
SFO11:45 amSan Francisco
$1,003
Delta
Nov 16
LAX1:50 pmLos Angeles Los Angeles
19h 10m
1 stop
SOU5:00 pmSouthampton Eastleigh
Dec 3
SOU5:30 pmSouthampton Eastleigh
26h 15m
1 stop
LAX11:45 amLos Angeles Los Angeles
$1,011

momondo Fare Finder

 
Customize your flight search to find flights from United States 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, momondo users made 832,500 searches. Data last updated August 18, 2026.
Use the filters below to find and compare flights from the United States to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSouthampton

JFK New York John F Kennedy Intl - SOU Southampton Eastleigh

JFKSOU

New York John F Kennedy Intl

Sat 9/19

6:20 pm-8:40 am

2 stops33h 20m

Southampton Eastleigh

Mon 10/5

7:20 pm-10:00 pm

1 stop31h 40m

$761

New YorkSouthampton

JFK New York John F Kennedy Intl - SOU Southampton Eastleigh

JFKSOU

New York John F Kennedy Intl

Sat 9/19

6:20 pm-7:30 pm

2 stops44h 10m

Southampton Eastleigh

Mon 10/5

7:20 pm-10:00 pm

1 stop31h 40m

$763

New YorkSouthampton

JFK New York John F Kennedy Intl - SOU Southampton Eastleigh

JFKSOU

New York John F Kennedy Intl

Sat 9/19

6:20 pm-8:40 am

2 stops33h 20m

Southampton Eastleigh

Mon 10/5

7:20 pm-10:00 pm

1 stop31h 40m

$770

New YorkSouthampton

JFK New York John F Kennedy Intl - SOU Southampton Eastleigh

JFKSOU

New York John F Kennedy Intl

Tue 9/29

6:20 pm-7:30 pm

2 stops20h 10m

Southampton Eastleigh

Tue 10/6

9:15 am-10:25 pm

1 stop18h 10m

$774

BostonSouthampton

BOS Boston Logan Intl - SOU Southampton Eastleigh

BOSSOU

Boston Logan Intl

Sun 9/27

9:15 pm-4:50 pm

1 stop14h 35m

Southampton Eastleigh

Sun 10/4

9:20 am-4:10 pm

2 stops35h 50m

$795
Quickest round-trip

New YorkSouthampton

JFK New York John F Kennedy Intl - SOU Southampton Eastleigh

JFKSOU

New York John F Kennedy Intl

Sat 9/19

4:55 pm-8:35 am

1 stop10h 40m

Southampton Eastleigh

Mon 10/5

9:20 am-10:25 pm

1 stop18h 05m

$803

New YorkSouthampton

JFK New York John F Kennedy Intl - SOU Southampton Eastleigh

JFKSOU

New York John F Kennedy Intl

Mon 9/14

4:55 pm-4:50 pm

1 stop18h 55m

Southampton Eastleigh

Mon 9/28

9:20 am-10:25 pm

1 stop18h 05m

$830

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Sun 11/15

1:50 pm-5:00 pm

1 stop19h 10m

Southampton Eastleigh

Mon 11/23

8:40 am-11:45 am

1 stop35h 05m

$999

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Sun 11/15

1:50 pm-5:00 pm

1 stop19h 10m

Southampton Eastleigh

Thu 11/19

5:30 pm-11:45 am

1 stop26h 15m

$999

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Wed 11/11

6:00 am-8:10 am

2 stops18h 10m

Southampton Eastleigh

Mon 11/23

5:30 pm-11:45 am

1 stop26h 15m

$1,003

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from United States to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Southampton?

If you don’t want to visit Southampton in December, then you should wait until November to fly from United States, when ticket prices are also cheap, with an average price of $0.

Can stopping save me money on United States to Southampton flights?

You could potentially save up to 17% on your flight if you consider stops on a United States to Southampton flight.

Cheap United States to Southampton flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Southampton

Best Price Found

$308

Fastest flight time

9h 35m

Direct flights

None
The best one-way flight to Southampton from United States in the past 72 hours is $308. The best round-trip flight deal from United States to Southampton found on momondo in the last 72 hours is $761.
The fastest flight from United States to Southampton takes 9h 35m
There are no direct flights from United States to Southampton. There are no popular flight routes from United States to Southampton.
Search flight deals

Frequently asked questions about flying from the United States to Southampton

  • When did momondo last update prices for flights from United States to Southampton Eastleigh Airport?

    Prices for flights from United States to Southampton Eastleigh Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Southampton Eastleigh Airport?

  • How old do you have to be to fly from United States to Southampton Eastleigh Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The necessary travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Southampton

Compare and see reviews for airlines that fly from United States to Southampton with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $411Free CancellationRating
7.8
8,504 reviews
Search Delta flights
Aer LingusPriceFrom $698Free CancellationRating
7.3
1,708 reviews
Search Aer Lingus flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from United States to Southampton?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to Southampton. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from United States to Southampton with flexible booking policies on momondo?

Flights from United States to Southampton with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to Southampton?

momondo provides multiple filters to help you find the best flight to Southampton from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from United States to Southampton right now. Can momondo alert me if prices change?

Price alerts on flights to Southampton from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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