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Cheap flights from Connecticut to London from $291

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 1/23. 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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Cheap round-trip flights

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Aer Lingus Logo
5:00 pm - 8:45 amJFK-SOU
10h 45m1 stop
Aer Lingus Logo
12:25 pm - 7:25 pmSOU-JFK
12h 00m1 stop
$483Aer Lingus
Find Deal
Wed, Nov 19 - Wed, Nov 26
Aer Lingus Logo
5:00 pm - 8:45 amJFK-SOU
10h 45m1 stop
Aer Lingus Logo
9:30 am - 7:25 pmSOU-JFK
14h 55m1 stop
$540Aer Lingus
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Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
6:15 am - 7:40 pmLGA-SOU
32h 25m2 stops
Multiple Airlines Logo
8:10 pm - 4:59 pmSOU-LGA
25h 49m3 stops
$548Multiple Airlines
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Thu, Nov 20 - Thu, Nov 27
Multiple Airlines Logo
2:20 pm - 7:40 pmEWR-SOU
24h 20m2 stops
Multiple Airlines Logo
8:10 pm - 10:48 pmSOU-EWR
31h 38m2 stops
$548Multiple Airlines
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Thu, Nov 20 - Thu, Nov 27
Virgin Atlantic Logo
5:45 pm - 8:10 amJFK-SOU
9h 25m1 stop
Virgin Atlantic Logo
8:40 am - 11:14 pmSOU-JFK
19h 34m2 stops
$643Virgin Atlantic
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Mon, Nov 24 - Tue, Dec 9
Delta Logo
10:50 am - 8:20 amJFK-SOU
16h 30m2 stops
Delta Logo
8:40 am - 3:45 pmSOU-JFK
12h 05m1 stop
$672Delta
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Wed, Nov 19 - Wed, Nov 26
Delta Logo
11:30 am - 8:20 amLGA-SOU
15h 50m2 stops
Delta Logo
8:40 am - 9:01 pmSOU-LGA
17h 21m2 stops
$682Delta
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Wed, Nov 19 - Wed, Nov 26
Virgin Atlantic Logo
4:45 pm - 8:05 amJFK-SOU
10h 20m1 stop
Virgin Atlantic Logo
8:50 am - 3:45 pmSOU-JFK
11h 55m1 stop
$689Virgin Atlantic
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Thu, Nov 13 - Thu, Nov 27
KLM Logo
6:50 pm - 5:00 pmJFK-SOU
17h 10m1 stop
KLM Logo
5:30 pm - 1:20 pmSOU-JFK
24h 50m1 stop
$725KLM
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Thu, Jan 15 - Thu, Jan 22
KLM Logo
12:59 pm - 8:25 amJFK-SOU
14h 26m2 stops
KLM Logo
9:00 am - 7:20 pmSOU-JFK
15h 20m1 stop
$730KLM
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Thu, Jan 15 - Thu, Jan 22

KLM flights from Connecticut to Southampton

Our best KLM deals on Connecticut to Southampton flight tickets
KLM
Jan 15
JFK6:50 pmNew York John F Kennedy Intl
17h 10m
1 stop
SOU5:00 pmSouthampton Eastleigh
Jan 22
SOU5:30 pmSouthampton Eastleigh
24h 50m
1 stop
JFK1:20 pmNew York John F Kennedy Intl
$725
Find similar
KLM
Jan 15
JFK12:59 pmNew York John F Kennedy Intl
14h 26m
2 stops
SOU8:25 amSouthampton Eastleigh
Jan 22
SOU9:00 amSouthampton Eastleigh
15h 20m
1 stop
JFK7:20 pmNew York John F Kennedy Intl
$730
Find similar
KLM
Oct 7
LGA4:00 pmNew York LaGuardia
11h 45m
2 stops
SOU8:45 amSouthampton Eastleigh
Oct 14
SOU9:20 amSouthampton Eastleigh
15h 08m
2 stops
LGA7:28 pmNew York LaGuardia
$751
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Aer Lingus flights from Connecticut to Southampton

Our best Aer Lingus deals on Connecticut to Southampton flight tickets
Aer Lingus
Nov 19
JFK5:00 pmNew York John F Kennedy Intl
10h 45m
1 stop
SOU8:45 amSouthampton Eastleigh
Nov 26
SOU12:25 pmSouthampton Eastleigh
12h 00m
1 stop
JFK7:25 pmNew York John F Kennedy Intl
$483
Find similar
Aer Lingus
Nov 13
JFK5:00 pmNew York John F Kennedy Intl
10h 45m
1 stop
SOU8:45 amSouthampton Eastleigh
Nov 27
SOU9:30 amSouthampton Eastleigh
14h 55m
1 stop
JFK7:25 pmNew York John F Kennedy Intl
$540
Find similar
Aer Lingus
Nov 18
JFK5:00 pmNew York John F Kennedy Intl
13h 55m
1 stop
SOU11:55 amSouthampton Eastleigh
Nov 25
SOU12:25 pmSouthampton Eastleigh
12h 00m
1 stop
JFK7:25 pmNew York John F Kennedy Intl
$549
Find similar

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 October 6, 2025.
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

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 11/19

5:00 pm-8:45 am

1 stop10h 45m

Southampton Eastleigh

Wed 11/26

12:25 pm-7:25 pm

1 stop12h 00m

$483

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 11/13

5:00 pm-8:45 am

1 stop10h 45m

Southampton Eastleigh

Thu 11/27

9:30 am-7:25 pm

1 stop14h 55m

$540

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Thu 11/20

6:15 am-7:40 pm

2 stops32h 25m

Southampton Eastleigh

Thu 11/27

8:10 pm-4:59 pm

3 stops25h 49m

$548

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Thu 11/20

2:20 pm-7:40 pm

2 stops24h 20m

Southampton Eastleigh

Thu 11/27

8:10 pm-10:48 pm

2 stops31h 38m

$548

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 11/24

5:45 pm-8:10 am

1 stop9h 25m

Southampton Eastleigh

Tue 12/9

8:40 am-11:14 pm

2 stops19h 34m

$643

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 11/19

10:50 am-8:20 am

2 stops16h 30m

Southampton Eastleigh

Wed 11/26

8:40 am-3:45 pm

1 stop12h 05m

$672

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 11/19

11:30 am-8:20 am

2 stops15h 50m

Southampton Eastleigh

Wed 11/26

8:40 am-9:01 pm

2 stops17h 21m

$682

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 11/13

4:45 pm-8:05 am

1 stop10h 20m

Southampton Eastleigh

Thu 11/27

8:50 am-3:45 pm

1 stop11h 55m

$689

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 1/15

6:50 pm-5:00 pm

1 stop17h 10m

Southampton Eastleigh

Thu 1/22

5:30 pm-1:20 pm

1 stop24h 50m

$725

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 1/15

12:59 pm-8:25 am

2 stops14h 26m

Southampton Eastleigh

Thu 1/22

9:00 am-7:20 pm

1 stop15h 20m

$730

Flights are sorted by cheapest round-trip 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, Aer Lingus, and KLM are the most popular carriers operating from Connecticut to Southampton Eastleigh

What airlines fly to Southampton?

Aer Lingus, United Airlines and American Airlines 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 39% of people opting to fly with this airline when traveling to Southampton. Keep in mind that there are 5 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

Direct flights

None
There are no direct flights from Connecticut to Southampton. There are no popular flight routes from Connecticut to Southampton.
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  • 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.
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