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Cheap flights from the United States to London from £276

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 16/7. 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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0 bags
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Find the cheapest flights from the United States to London

Recent return flight deals from the United States to London

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:30 - 19:30
JFK
-
SOU
18h 00m
2 stops
Multiple Airlines Logo
09:20 - 19:20
SOU
-
JFK
15h 00m
2 stops
£591Multiple Airlines
Thu, 23 Apr - Wed, 6 May
Multiple Airlines Logo
06:00 - 16:50
EWR
-
SOU
29h 50m
2 stops
Multiple Airlines Logo
20:00 - 19:52
SOU
-
EWR
28h 52m
2 stops
£628Multiple Airlines
Wed, 20 May - Wed, 27 May
Multiple Airlines Logo
06:00 - 19:30
EWR
-
SOU
32h 30m
2 stops
Multiple Airlines Logo
17:20 - 19:52
SOU
-
EWR
31h 32m
3 stops
£630Multiple Airlines
Wed, 20 May - Wed, 27 May
Aer Lingus Logo
16:55 - 08:40
JFK
-
SOU
10h 45m
1 stop
Aer Lingus Logo
09:20 - 19:20
SOU
-
JFK
15h 00m
1 stop
£633Aer Lingus
Thu, 23 Apr - Wed, 6 May
Aer Lingus Logo
16:55 - 08:40
JFK
-
SOU
10h 45m
1 stop
Aer Lingus Logo
09:20 - 19:20
SOU
-
JFK
15h 00m
1 stop
£740Aer Lingus
Sun, 12 Jul - Mon, 20 Jul
KLM Logo
13:45 - 08:35
SFO
-
SOU
34h 50m
1 stop
KLM Logo
09:05 - 22:55
SOU
-
SFO
21h 50m
2 stops
£748KLM
Wed, 16 Sep - Fri, 2 Oct
Delta Logo
16:20 - 08:35
ORD
-
SOU
10h 15m
1 stop
Delta Logo
17:20 - 14:30
SOU
-
ORD
27h 10m
1 stop
£749Delta
Sun, 20 Sep - Tue, 29 Sep
Delta Logo
23:45 - 08:45
SFO
-
SOU
25h 00m
2 stops
Delta Logo
17:20 - 11:45
SOU
-
SFO
26h 25m
1 stop
£753Delta
Tue, 25 Aug - Mon, 7 Sep
KLM Logo
20:25 - 08:35
BOS
-
SOU
31h 10m
1 stop
KLM Logo
17:20 - 18:30
SOU
-
BOS
30h 10m
1 stop
£766KLM
Mon, 21 Sep - Tue, 29 Sep
Virgin Atlantic Logo
22:40 - 08:45
ATL
-
SOU
29h 05m
1 stop
Virgin Atlantic Logo
17:20 - 20:25
SOU
-
ATL
32h 05m
1 stop
£871Virgin Atlantic
Thu, 23 Apr - Mon, 27 Apr

Aer Lingus flights from United States to Southampton

Our best Aer Lingus deals on United States to Southampton flight tickets
Aer Lingus
23 Apr
JFK16:55New York John F Kennedy Intl
10h 45m
1 stop
SOU08:40Southampton Eastleigh
6 May
SOU09:20Southampton Eastleigh
15h 00m
1 stop
JFK19:20New York John F Kennedy Intl
£633
Aer Lingus
12 Jul
JFK16:55New York John F Kennedy Intl
10h 45m
1 stop
SOU08:40Southampton Eastleigh
20 Jul
SOU09:20Southampton Eastleigh
15h 00m
1 stop
JFK19:20New York John F Kennedy Intl
£740
Aer Lingus
18 Aug
EWR17:35Newark
9h 30m
1 stop
SOU08:05Southampton Eastleigh
27 Aug
SOU09:20Southampton Eastleigh
11h 45m
1 stop
EWR16:05Newark
£745

KLM flights from United States to Southampton

Our best KLM deals on United States to Southampton flight tickets
KLM
16 Sept
SFO13:45San Francisco
34h 50m
1 stop
SOU08:35Southampton Eastleigh
2 Oct
SOU09:05Southampton Eastleigh
21h 50m
2 stops
SFO22:55San Francisco
£748
KLM
21 Sept
BOS20:25Boston Logan Intl
31h 10m
1 stop
SOU08:35Southampton Eastleigh
29 Sept
SOU17:20Southampton Eastleigh
30h 10m
1 stop
BOS18:30Boston Logan Intl
£766
KLM
21 Sept
BOS20:25Boston Logan Intl
15h 25m
1 stop
SOU16:50Southampton Eastleigh
29 Sept
SOU17:20Southampton Eastleigh
30h 10m
1 stop
BOS18:30Boston Logan Intl
£767

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 8 April 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 return flight

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 23/4

20:30-19:30

2 stops18h 00m

Southampton Eastleigh

Wed 6/5

09:20-19:20

2 stops15h 00m

£591

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Wed 20/5

06:00-16:50

2 stops29h 50m

Southampton Eastleigh

Wed 27/5

20:00-19:52

2 stops28h 52m

£628

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Wed 20/5

06:00-19:30

2 stops32h 30m

Southampton Eastleigh

Wed 27/5

17:20-19:52

3 stops31h 32m

£630
Fastest return journey

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 23/4

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Wed 6/5

09:20-19:20

1 stop15h 00m

£633

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 12/7

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Mon 20/7

09:20-19:20

1 stop15h 00m

£740

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 16/9

13:45-08:35

1 stop34h 50m

Southampton Eastleigh

Fri 2/10

09:05-22:55

2 stops21h 50m

£748

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Sun 20/9

16:20-08:35

1 stop10h 15m

Southampton Eastleigh

Tue 29/9

17:20-14:30

1 stop27h 10m

£749

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Tue 25/8

23:45-08:45

2 stops25h 00m

Southampton Eastleigh

Mon 7/9

17:20-11:45

1 stop26h 25m

£753

BostonSouthampton

BOS - SOU

BOSSOU

Boston Logan Intl

Mon 21/9

20:25-08:35

1 stop31h 10m

Southampton Eastleigh

Tue 29/9

17:20-18:30

1 stop30h 10m

£766

AtlantaSouthampton

ATL - SOU

ATLSOU

Atlanta Hartsfield-Jackson

Thu 23/4

22:40-08:45

1 stop29h 05m

Southampton Eastleigh

Mon 27/4

17:20-20:25

1 stop32h 05m

£871

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 22% 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

Fastest flight time

9h 30m

Direct flights

None
The fastest flight from United States to Southampton takes 9h 30m
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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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 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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