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Cheap flights from Connecticut to London from £240

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to London departing on 8/5. 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
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:55 - 08:40
JFK
-
SOU
10h 45m
1 stop
Multiple Airlines Logo
20:40 - 22:30
SOU
-
JFK
30h 50m
2 stops
£583Multiple Airlines
Mon, 4 May - Mon, 11 May
Multiple Airlines Logo
23:00 - 19:30
EWR
-
SOU
15h 30m
1 stop
Multiple Airlines Logo
09:25 - 21:00
SOU
-
EWR
16h 35m
2 stops
£588Multiple Airlines
Fri, 1 May - Fri, 8 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
£598Aer Lingus
Sun, 3 May - Sun, 10 May
Multiple Airlines Logo
16:55 - 08:05
JFK
-
SOU
10h 10m
1 stop
Multiple Airlines Logo
20:00 - 22:30
SOU
-
JFK
55h 30m
2 stops
£599Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
16:55 - 08:05
JFK
-
SOU
10h 10m
1 stop
Multiple Airlines Logo
20:00 - 22:30
SOU
-
JFK
55h 30m
2 stops
£610Multiple Airlines
Tue, 5 May - Tue, 12 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
£616Aer Lingus
Mon, 4 May - Mon, 11 May
Delta Logo
11:00 - 08:45
LGA
-
SOU
16h 45m
2 stops
Delta Logo
09:15 - 22:20
SOU
-
LGA
18h 05m
2 stops
£787Delta
Wed, 19 Aug - Sun, 30 Aug
Delta Logo
13:10 - 08:35
LGA
-
SOU
14h 25m
2 stops
Delta Logo
09:05 - 21:58
SOU
-
LGA
17h 53m
2 stops
£802Delta
Mon, 27 Apr - Tue, 12 May
Delta Logo
18:00 - 16:50
BDL
-
SOU
17h 50m
2 stops
Delta Logo
09:15 - 23:36
SOU
-
BDL
19h 21m
2 stops
£802Delta
Sat, 5 Sep - Sat, 19 Sep
Aer Lingus Logo
18:00 - 08:35
BDL
-
SOU
9h 35m
1 stop
Aer Lingus Logo
20:00 - 16:30
SOU
-
BDL
25h 30m
1 stop
£894Aer Lingus
Sat, 5 Sep - Sat, 19 Sep

Aer Lingus flights from Connecticut to Southampton

Our best Aer Lingus deals on Connecticut to Southampton flight tickets
Aer Lingus
4 May
JFK16:55New York John F Kennedy Intl
10h 45m
1 stop
SOU08:40Southampton Eastleigh
11 May
SOU09:20Southampton Eastleigh
15h 00m
1 stop
JFK19:20New York John F Kennedy Intl
£616
Aer Lingus
16 Apr
JFK23:55New York John F Kennedy Intl
14h 35m
1 stop
SOU19:30Southampton Eastleigh
29 Apr
SOU09:20Southampton Eastleigh
15h 00m
1 stop
JFK19:20New York John F Kennedy Intl
£650
Aer Lingus
31 May
JFK21:05New York John F Kennedy Intl
17h 25m
1 stop
SOU19:30Southampton Eastleigh
9 Jun
SOU09:20Southampton Eastleigh
18h 05m
1 stop
JFK22:25New York John F Kennedy Intl
£658

Delta flights from Connecticut to Southampton

Our best Delta deals on Connecticut to Southampton flight tickets
Delta
30 Mar
JFK21:10New York John F Kennedy Intl
30h 25m
1 stop
SOU08:35Southampton Eastleigh
9 Apr
SOU09:05Southampton Eastleigh
15h 00m
1 stop
JFK19:05New York John F Kennedy Intl
£739
Delta
30 Mar
JFK11:18New York John F Kennedy Intl
16h 17m
2 stops
SOU08:35Southampton Eastleigh
9 Apr
SOU09:05Southampton Eastleigh
12h 54m
1 stop
JFK16:59New York John F Kennedy Intl
£743
Delta
6 Sept
JFK16:40New York John F Kennedy Intl
10h 55m
1 stop
SOU08:35Southampton Eastleigh
17 Sept
SOU09:05Southampton Eastleigh
13h 02m
1 stop
JFK17:07New York John F Kennedy Intl
£766

momondo Fare Finder

 
Customise your flight search to find flights from Connecticut 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 March 2026.
Use the filters below to find and compare flights from Connecticut 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

Mon 4/5

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Mon 11/5

20:40-22:30

2 stops30h 50m

£583

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Fri 1/5

23:00-19:30

1 stop15h 30m

Southampton Eastleigh

Fri 8/5

09:25-21:00

2 stops16h 35m

£588
Fastest return journey

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/5

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Sun 10/5

09:20-19:20

1 stop15h 00m

£598

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 5/5

16:55-08:05

1 stop10h 10m

Southampton Eastleigh

Tue 12/5

20:00-22:30

2 stops55h 30m

£599

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 5/5

16:55-08:05

1 stop10h 10m

Southampton Eastleigh

Tue 12/5

20:00-22:30

2 stops55h 30m

£610

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 4/5

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Mon 11/5

09:20-19:20

1 stop15h 00m

£616

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 19/8

11:00-08:45

2 stops16h 45m

Southampton Eastleigh

Sun 30/8

09:15-22:20

2 stops18h 05m

£787

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Mon 27/4

13:10-08:35

2 stops14h 25m

Southampton Eastleigh

Tue 12/5

09:05-21:58

2 stops17h 53m

£802

HartfordSouthampton

BDL - SOU

BDLSOU

Hartford Bradley Intl

Sat 5/9

18:00-16:50

2 stops17h 50m

Southampton Eastleigh

Sat 19/9

09:15-23:36

2 stops19h 21m

£802

HartfordSouthampton

BDL - SOU

BDLSOU

Hartford Bradley Intl

Sat 5/9

18:00-08:35

1 stop9h 35m

Southampton Eastleigh

Sat 19/9

20:00-16:30

1 stop25h 30m

£894

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 Connecticut 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 airline that flies from Connecticut to Southampton Eastleigh?

Delta is the most popular carrier operating from Connecticut to Southampton Eastleigh

Cheap Connecticut to Southampton flight deals and tips

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

Fastest flight time

9h 40m

Direct flights

None
The fastest flight from Connecticut to Southampton takes 9h 40m
There are no direct flights from Connecticut to Southampton. There are no popular flight routes from Connecticut to Southampton.
Search flight deals

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

    Prices for flights from Connecticut to Southampton Eastleigh Airport were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to Southampton Eastleigh Airport.

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

    The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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 Connecticut to Southampton?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southampton from Connecticut.

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

Flights from Connecticut 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 Connecticut to Southampton?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southampton from Connecticut.

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

Yes momondo offers price alerts on flights to Southampton from Connecticut. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Southampton trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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