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Cheap flights from the United States to London from £225

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 22/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent return flight deals from the United States to London

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Aer Lingus Logo
21:15 - 15:35BOS-SOU
13h 20m1 stop
Aer Lingus Logo
12:25 - 18:59SOU-BOS
11h 34m1 stop
£379Aer Lingus
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Wed, 7 Jan - Wed, 14 Jan
Multiple Airlines Logo
21:15 - 08:25BOS-SOU
30h 10m2 stops
Multiple Airlines Logo
12:25 - 18:59SOU-BOS
11h 34m1 stop
£442Multiple Airlines
Find Deal
Wed, 7 Jan - Wed, 14 Jan
Aer Lingus Logo
17:00 - 11:55JFK-SOU
13h 55m1 stop
Aer Lingus Logo
12:25 - 19:29SOU-JFK
12h 04m1 stop
£484Aer Lingus
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Tue, 6 Jan - Tue, 13 Jan
Virgin Atlantic Logo
14:30 - 17:05JFK-SOU
21h 35m2 stops
Virgin Atlantic Logo
09:25 - 22:05SOU-JFK
17h 40m2 stops
£500Virgin Atlantic
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Mon, 12 Jan - Wed, 28 Jan
Multiple Airlines Logo
17:00 - 11:55JFK-SOU
13h 55m1 stop
Multiple Airlines Logo
12:00 - 22:00SOU-JFK
39h 00m2 stops
£501Multiple Airlines
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Mon, 12 Jan - Wed, 28 Jan
Delta Logo
20:50 - 17:25BOS-SOU
15h 35m1 stop
Delta Logo
18:05 - 14:20SOU-BOS
24h 15m1 stop
£511Delta
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Wed, 4 Mar - Thu, 12 Mar
KLM Logo
17:45 - 08:50JFK-SOU
10h 05m1 stop
KLM Logo
17:30 - 11:40SOU-JFK
23h 10m1 stop
£511KLM
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Mon, 12 Jan - Wed, 28 Jan
Delta Logo
09:00 - 08:20BOS-SOU
18h 20m2 stops
Delta Logo
17:30 - 14:20SOU-BOS
24h 50m1 stop
£514Delta
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Wed, 4 Mar - Tue, 10 Mar
Virgin Atlantic Logo
17:45 - 08:25JFK-SOU
9h 40m1 stop
Virgin Atlantic Logo
09:25 - 19:20SOU-JFK
14h 55m1 stop
£518Virgin Atlantic
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Thu, 8 Jan - Wed, 21 Jan
KLM Logo
13:03 - 08:50BOS-SOU
14h 47m2 stops
KLM Logo
18:05 - 19:55SOU-BOS
29h 50m1 stop
£553KLM
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Fri, 6 Mar - Thu, 26 Mar

Aer Lingus flights from United States to Southampton

Our best Aer Lingus deals on United States to Southampton flight tickets
Aer Lingus
7 Jan
BOS21:15Boston Logan Intl
13h 20m
1 stop
SOU15:35Southampton Eastleigh
14 Jan
SOU12:25Southampton Eastleigh
11h 34m
1 stop
BOS18:59Boston Logan Intl
£379
Find similar
Aer Lingus
8 Jan
JFK17:00New York John F Kennedy Intl
10h 45m
1 stop
SOU08:45Southampton Eastleigh
15 Jan
SOU09:30Southampton Eastleigh
14h 59m
1 stop
JFK19:29New York John F Kennedy Intl
£399
Find similar
Aer Lingus
8 Jan
EWR17:45Newark
10h 00m
1 stop
SOU08:45Southampton Eastleigh
15 Jan
SOU09:30Southampton Eastleigh
11h 45m
1 stop
EWR16:15Newark
£403
Find similar

Virgin Atlantic flights from United States to Southampton

Our best Virgin Atlantic deals on United States to Southampton flight tickets
Virgin Atlantic
12 Jan
JFK14:30New York John F Kennedy Intl
21h 35m
2 stops
SOU17:05Southampton Eastleigh
28 Jan
SOU09:25Southampton Eastleigh
17h 40m
2 stops
JFK22:05New York John F Kennedy Intl
£500
Find similar
Virgin Atlantic
8 Jan
JFK17:45New York John F Kennedy Intl
9h 40m
1 stop
SOU08:25Southampton Eastleigh
21 Jan
SOU09:25Southampton Eastleigh
14h 55m
1 stop
JFK19:20New York John F Kennedy Intl
£518
Find similar
Virgin Atlantic
8 Jan
JFK21:20New York John F Kennedy Intl
30h 25m
1 stop
SOU08:45Southampton Eastleigh
21 Jan
SOU09:25Southampton Eastleigh
14h 55m
1 stop
JFK19:20New York John F Kennedy Intl
£538
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 24 November 2025.
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

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Wed 7/1

21:15-15:35

1 stop13h 20m

Southampton Eastleigh

Wed 14/1

12:25-18:59

1 stop11h 34m

£379

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Wed 7/1

21:15-08:25

2 stops30h 10m

Southampton Eastleigh

Wed 14/1

12:25-18:59

1 stop11h 34m

£442

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 6/1

17:00-11:55

1 stop13h 55m

Southampton Eastleigh

Tue 13/1

12:25-19:29

1 stop12h 04m

£484

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 12/1

14:30-17:05

2 stops21h 35m

Southampton Eastleigh

Wed 28/1

09:25-22:05

2 stops17h 40m

£500

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 12/1

17:00-11:55

1 stop13h 55m

Southampton Eastleigh

Wed 28/1

12:00-22:00

2 stops39h 00m

£501

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Wed 4/3

20:50-17:25

1 stop15h 35m

Southampton Eastleigh

Thu 12/3

18:05-14:20

1 stop24h 15m

£511

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 12/1

17:45-08:50

1 stop10h 05m

Southampton Eastleigh

Wed 28/1

17:30-11:40

1 stop23h 10m

£511

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Wed 4/3

09:00-08:20

2 stops18h 20m

Southampton Eastleigh

Tue 10/3

17:30-14:20

1 stop24h 50m

£514

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 8/1

17:45-08:25

1 stop9h 40m

Southampton Eastleigh

Wed 21/1

09:25-19:20

1 stop14h 55m

£518

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Fri 6/3

13:03-08:50

2 stops14h 47m

Southampton Eastleigh

Thu 26/3

18:05-19:55

1 stop29h 50m

£553

Flights are sorted by cheapest return 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

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

You could potentially save up to 25% 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

Direct flights

None
There are no direct flights from United States to Southampton. There are no popular flight routes from United States to Southampton.
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  • 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 old do you have to be to fly from United States to Southampton Eastleigh Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Southampton Eastleigh Airport.

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

    The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling 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 collates all your flight options in one place and lets you filter them to find the perfect flight from United States to Southampton. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Southampton from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are simply researching potential flights to Southampton, momondo offers a useful price alert feature which will track prices for flights to Southampton from United States and alert you when they change.

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