Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Connecticut to London from $322

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 5/8. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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

Find the cheapest flights from Connecticut to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:55 pm - 8:40 am
JFK
-
SOU
10h 45m
1 stop
Multiple Airlines Logo
8:40 pm - 10:30 pm
SOU
-
JFK
30h 50m
2 stops
$781Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
4:55 pm - 8:05 am
JFK
-
SOU
10h 10m
1 stop
Multiple Airlines Logo
8:00 pm - 10:30 pm
SOU
-
JFK
55h 30m
2 stops
$803Multiple Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
4:55 pm - 8:05 am
JFK
-
SOU
10h 10m
1 stop
Multiple Airlines Logo
8:00 pm - 10:30 pm
SOU
-
JFK
55h 30m
2 stops
$818Multiple Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
8:30 pm - 7:30 pm
JFK
-
SOU
18h 00m
2 stops
Multiple Airlines Logo
9:20 am - 7:20 pm
SOU
-
JFK
15h 00m
2 stops
$820Multiple Airlines
Thu, May 7 - Thu, May 14
Aer Lingus Logo
4:55 pm - 8:40 am
JFK
-
SOU
10h 45m
1 stop
Aer Lingus Logo
9:20 am - 7:20 pm
SOU
-
JFK
15h 00m
1 stop
$825Aer Lingus
Mon, May 4 - Mon, May 11
Aer Lingus Logo
11:55 pm - 7:30 pm
JFK
-
SOU
14h 35m
1 stop
Aer Lingus Logo
9:20 am - 7:20 pm
SOU
-
JFK
15h 00m
1 stop
$871Aer Lingus
Thu, Apr 16 - Wed, Apr 29
Aer Lingus Logo
5:35 pm - 8:40 am
EWR
-
SOU
10h 05m
1 stop
Aer Lingus Logo
9:20 am - 4:05 pm
SOU
-
EWR
11h 45m
1 stop
$898Aer Lingus
Mon, May 4 - Mon, May 11
Delta Logo
11:00 am - 8:45 am
LGA
-
SOU
16h 45m
2 stops
Delta Logo
9:15 am - 10:20 pm
SOU
-
LGA
18h 05m
2 stops
$1,055Delta
Wed, Aug 19 - Sun, Aug 30
Delta Logo
1:10 pm - 8:35 am
LGA
-
SOU
14h 25m
2 stops
Delta Logo
9:05 am - 9:58 pm
SOU
-
LGA
17h 53m
2 stops
$1,075Delta
Mon, Apr 27 - Tue, May 12
Delta Logo
6:00 pm - 4:50 pm
BDL
-
SOU
17h 50m
2 stops
Delta Logo
9:15 am - 11:36 pm
SOU
-
BDL
19h 21m
2 stops
$1,075Delta
Sat, Sep 5 - Sat, Sep 19

Aer Lingus flights from Connecticut to Southampton

Our best Aer Lingus deals on Connecticut to Southampton flight tickets
Aer Lingus
May 4
JFK4:55 pmNew York John F Kennedy Intl
10h 45m
1 stop
SOU8:40 amSouthampton Eastleigh
May 11
SOU9:20 amSouthampton Eastleigh
15h 00m
1 stop
JFK7:20 pmNew York John F Kennedy Intl
$825
Aer Lingus
Apr 16
JFK11:55 pmNew York John F Kennedy Intl
14h 35m
1 stop
SOU7:30 pmSouthampton Eastleigh
Apr 29
SOU9:20 amSouthampton Eastleigh
15h 00m
1 stop
JFK7:20 pmNew York John F Kennedy Intl
$871
Aer Lingus
May 31
JFK9:05 pmNew York John F Kennedy Intl
17h 25m
1 stop
SOU7:30 pmSouthampton Eastleigh
Jun 9
SOU9:20 amSouthampton Eastleigh
18h 05m
1 stop
JFK10:25 pmNew York John F Kennedy Intl
$881

Delta flights from Connecticut to Southampton

Our best Delta deals on Connecticut to Southampton flight tickets
Delta
Mar 30
JFK9:10 pmNew York John F Kennedy Intl
30h 25m
1 stop
SOU8:35 amSouthampton Eastleigh
Apr 9
SOU9:05 amSouthampton Eastleigh
15h 00m
1 stop
JFK7:05 pmNew York John F Kennedy Intl
$990
Delta
Mar 30
JFK11:18 amNew York John F Kennedy Intl
16h 17m
2 stops
SOU8:35 amSouthampton Eastleigh
Apr 9
SOU9:05 amSouthampton Eastleigh
12h 54m
1 stop
JFK4:59 pmNew York John F Kennedy Intl
$995
Delta
Sep 6
JFK4:40 pmNew York John F Kennedy Intl
10h 55m
1 stop
SOU8:35 amSouthampton Eastleigh
Sep 17
SOU9:05 amSouthampton Eastleigh
13h 02m
1 stop
JFK5:07 pmNew York John F Kennedy Intl
$1,026

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated March 25, 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 round-trip

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 5/4

4:55 pm-8:40 am

1 stop10h 45m

Southampton Eastleigh

Mon 5/11

8:40 pm-10:30 pm

2 stops30h 50m

$781

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 5/5

4:55 pm-8:05 am

1 stop10h 10m

Southampton Eastleigh

Tue 5/12

8:00 pm-10:30 pm

2 stops55h 30m

$803

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 5/5

4:55 pm-8:05 am

1 stop10h 10m

Southampton Eastleigh

Tue 5/12

8:00 pm-10:30 pm

2 stops55h 30m

$818

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 5/7

8:30 pm-7:30 pm

2 stops18h 00m

Southampton Eastleigh

Thu 5/14

9:20 am-7:20 pm

2 stops15h 00m

$820

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 5/4

4:55 pm-8:40 am

1 stop10h 45m

Southampton Eastleigh

Mon 5/11

9:20 am-7:20 pm

1 stop15h 00m

$825

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 4/16

11:55 pm-7:30 pm

1 stop14h 35m

Southampton Eastleigh

Wed 4/29

9:20 am-7:20 pm

1 stop15h 00m

$871
Quickest round-trip

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 5/4

5:35 pm-8:40 am

1 stop10h 05m

Southampton Eastleigh

Mon 5/11

9:20 am-4:05 pm

1 stop11h 45m

$898

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 8/19

11:00 am-8:45 am

2 stops16h 45m

Southampton Eastleigh

Sun 8/30

9:15 am-10:20 pm

2 stops18h 05m

$1,055

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Mon 4/27

1:10 pm-8:35 am

2 stops14h 25m

Southampton Eastleigh

Tue 5/12

9:05 am-9:58 pm

2 stops17h 53m

$1,075

HartfordSouthampton

BDL - SOU

BDLSOU

Hartford Bradley Intl

Sat 9/5

6:00 pm-4:50 pm

2 stops17h 50m

Southampton Eastleigh

Sat 9/19

9:15 am-11:36 pm

2 stops19h 21m

$1,075

Flights are sorted by cheapest round-trip 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?

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

What airlines fly to Southampton?

Aer Lingus, United Airlines and JetBlue are the top three most popular airlines that fly to Southampton from Connecticut according to our data. Aer Lingus is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Southampton. Keep in mind that there are 4 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

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 30m

Direct flights

None
The fastest flight from Connecticut to Southampton takes 9h 30m
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 many operators does momondo search for flights from Connecticut to Southampton Eastleigh Airport?

  • How old do you have to be to fly from Connecticut 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 Connecticut 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.

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 Connecticut to Southampton?

Finding the right flight to Southampton from Connecticut is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southampton quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Southampton from Connecticut with this policy.

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?

Of course. momondo tracks the price of Connecticut to Southampton flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Southampton trip

We make it super easy to schedule, organize 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
Fri 4/24
Fri 5/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom