Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Connecticut to London from £145

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 2/8. 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
Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Connecticut to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:20 - 12:50
JFK
-
SOU
37h 30m
2 stops
Multiple Airlines Logo
09:15 - 22:25
SOU
-
JFK
18h 10m
1 stop
£550Multiple Airlines
Sun, 13 Sep - Tue, 29 Sep
Multiple Airlines Logo
20:30 - 19:30
JFK
-
SOU
18h 00m
2 stops
Multiple Airlines Logo
18:05 - 22:05
SOU
-
JFK
33h 00m
3 stops
£557Multiple Airlines
Mon, 3 Aug - Wed, 19 Aug
Aer Lingus Logo
16:55 - 08:40
JFK
-
SOU
10h 45m
1 stop
Aer Lingus Logo
09:20 - 22:25
SOU
-
JFK
18h 05m
1 stop
£570Aer Lingus
Sun, 16 Aug - Sun, 30 Aug
Multiple Airlines Logo
23:10 - 13:40
JFK
-
SOU
33h 30m
2 stops
Multiple Airlines Logo
14:20 - 13:20
SOU
-
JFK
28h 00m
2 stops
£573Multiple Airlines
Mon, 3 Aug - Wed, 19 Aug
Aer Lingus Logo
23:55 - 16:50
JFK
-
SOU
11h 55m
1 stop
Aer Lingus Logo
09:20 - 22:25
SOU
-
JFK
18h 05m
1 stop
£576Aer Lingus
Mon, 17 Aug - Sun, 30 Aug
Multiple Airlines Logo
17:35 - 08:40
EWR
-
SOU
10h 05m
1 stop
Multiple Airlines Logo
20:00 - 21:00
SOU
-
EWR
30h 00m
2 stops
£578Multiple Airlines
Mon, 17 Aug - Thu, 27 Aug
Aer Lingus Logo
16:55 - 08:40
JFK
-
SOU
10h 45m
1 stop
Aer Lingus Logo
09:20 - 22:25
SOU
-
JFK
18h 05m
1 stop
£579Aer Lingus
Sun, 16 Aug - Sun, 30 Aug
Multiple Airlines Logo
23:10 - 19:30
JFK
-
SOU
15h 20m
2 stops
Multiple Airlines Logo
09:20 - 22:05
SOU
-
JFK
17h 45m
2 stops
£580Multiple Airlines
Mon, 3 Aug - Wed, 19 Aug
Delta Logo
19:03 - 16:50
BDL
-
SOU
16h 47m
2 stops
Delta Logo
17:20 - 23:45
SOU
-
BDL
35h 25m
2 stops
£774Delta
Sun, 4 Oct - Mon, 19 Oct
Delta Logo
17:13 - 16:50
BDL
-
SOU
42h 37m
2 stops
Delta Logo
17:20 - 15:54
SOU
-
BDL
27h 34m
2 stops
£779Delta
Sat, 3 Oct - Mon, 19 Oct

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Delta flights from Connecticut to Southampton

Our best Delta deals on Connecticut to Southampton flight tickets
Delta
4 Oct
BDL19:03Hartford Bradley Intl
16h 47m
2 stops
SOU16:50Southampton Eastleigh
19 Oct
SOU17:20Southampton Eastleigh
35h 25m
2 stops
BDL23:45Hartford Bradley Intl
£774
Delta
3 Oct
BDL17:13Hartford Bradley Intl
42h 37m
2 stops
SOU16:50Southampton Eastleigh
22 Oct
SOU09:05Southampton Eastleigh
17h 57m
2 stops
BDL22:02Hartford Bradley Intl
£779
Delta
13 Sept
LGA09:00New York LaGuardia
18h 35m
2 stops
SOU08:35Southampton Eastleigh
29 Sept
SOU09:05Southampton Eastleigh
18h 19m
2 stops
LGA22:24New York LaGuardia
£827

Aer Lingus flights from Connecticut to Southampton

Our best Aer Lingus deals on Connecticut to Southampton flight tickets
Aer Lingus
16 Aug
JFK16:55New York John F Kennedy Intl
10h 45m
1 stop
SOU08:40Southampton Eastleigh
30 Aug
SOU09:20Southampton Eastleigh
18h 05m
1 stop
JFK22:25New York John F Kennedy Intl
£570
Aer Lingus
17 Aug
JFK23:55New York John F Kennedy Intl
11h 55m
1 stop
SOU16:50Southampton Eastleigh
30 Aug
SOU09:20Southampton Eastleigh
18h 05m
1 stop
JFK22:25New York John F Kennedy Intl
£576
Aer Lingus
16 Aug
JFK16:55New York John F Kennedy Intl
10h 45m
1 stop
SOU08:40Southampton Eastleigh
30 Aug
SOU09:20Southampton Eastleigh
18h 05m
1 stop
JFK22:25New York John F Kennedy Intl
£579

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 28 June 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

Sun 13/9

18:20-12:50

2 stops37h 30m

Southampton Eastleigh

Tue 29/9

09:15-22:25

1 stop18h 10m

£550

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 3/8

20:30-19:30

2 stops18h 00m

Southampton Eastleigh

Wed 19/8

18:05-22:05

3 stops33h 00m

£557
Fastest return journey

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 16/8

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Sun 30/8

09:20-22:25

1 stop18h 05m

£570

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 3/8

23:10-13:40

2 stops33h 30m

Southampton Eastleigh

Wed 19/8

14:20-13:20

2 stops28h 00m

£573

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 17/8

23:55-16:50

1 stop11h 55m

Southampton Eastleigh

Sun 30/8

09:20-22:25

1 stop18h 05m

£576

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 17/8

17:35-08:40

1 stop10h 05m

Southampton Eastleigh

Thu 27/8

20:00-21:00

2 stops30h 00m

£578

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 16/8

16:55-08:40

1 stop10h 45m

Southampton Eastleigh

Sun 30/8

09:20-22:25

1 stop18h 05m

£579

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 3/8

23:10-19:30

2 stops15h 20m

Southampton Eastleigh

Wed 19/8

09:20-22:05

2 stops17h 45m

£580

HartfordSouthampton

BDL - SOU

BDLSOU

Hartford Bradley Intl

Sun 4/10

19:03-16:50

2 stops16h 47m

Southampton Eastleigh

Mon 19/10

17:20-23:45

2 stops35h 25m

£774

HartfordSouthampton

BDL - SOU

BDLSOU

Hartford Bradley Intl

Sat 3/10

17:13-16:50

2 stops42h 37m

Southampton Eastleigh

Mon 19/10

17:20-15:54

2 stops27h 34m

£779

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Virgin Atlantic, Aer Lingus, and Delta are the most popular carriers 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

Frequently asked questions about flying from Connecticut to Southampton

  • 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 28/7
Tue 4/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom