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Cheap flights from Connecticut to London from $450

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 1/19. 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

Enter your travel dates to find the best prices.
Aer Lingus Logo
5:45 pm - 8:45 am
EWR
-
SOU
10h 00m1 stop
Aer Lingus Logo
9:30 am - 4:15 pm
SOU
-
EWR
11h 45m1 stop
$554Aer Lingus
sáb., ene. 24 - sáb., ene. 31
Delta Logo
5:45 pm - 8:50 am
JFK
-
SOU
10h 05m1 stop
Delta Logo
5:35 pm - 11:40 am
SOU
-
JFK
23h 05m1 stop
$671Delta
dom., ene. 18 - mar., ene. 27
Delta Logo
10:20 am - 8:50 am
JFK
-
SOU
17h 30m2 stops
Delta Logo
5:35 pm - 11:40 am
SOU
-
JFK
23h 05m1 stop
$675Delta
dom., ene. 18 - mié., ene. 28
Delta Logo
9:10 pm - 8:35 am
JFK
-
SOU
30h 25m1 stop
Delta Logo
9:05 am - 5:05 pm
SOU
-
JFK
13h 00m1 stop
$685Delta
lun., mar. 30 - mar., abr. 7
Delta Logo
5:40 pm - 8:20 am
JFK
-
SOU
10h 40m1 stop
Delta Logo
5:20 pm - 5:05 pm
SOU
-
JFK
28h 45m1 stop
$686Delta
mié., mar. 25 - jue., abr. 2
Delta Logo
1:50 pm - 8:35 am
JFK
-
SOU
13h 45m2 stops
Delta Logo
5:20 pm - 5:05 pm
SOU
-
JFK
28h 45m1 stop
$690Delta
lun., mar. 30 - lun., abr. 6
Delta Logo
2:00 pm - 8:35 am
LGA
-
SOU
13h 35m2 stops
Delta Logo
5:20 pm - 5:10 pm
SOU
-
LGA
28h 50m2 stops
$700Delta
mar., mar. 31 - mar., abr. 7
Delta Logo
7:00 pm - 5:25 pm
LGA
-
SOU
18h 25m2 stops
Delta Logo
5:20 pm - 5:10 pm
SOU
-
LGA
28h 50m2 stops
$701Delta
mié., mar. 25 - mar., abr. 7
Multiple Airlines Logo
5:30 pm - 2:45 pm
EWR
-
SOU
16h 15m2 stops
Multiple Airlines Logo
3:25 pm - 1:25 pm
SOU
-
EWR
27h 00m3 stops
$762Multiple Airlines
sáb., ene. 24 - sáb., ene. 31
Aer Lingus Logo
5:45 pm - 11:55 am
EWR
-
SOU
13h 10m1 stop
Aer Lingus Logo
12:25 pm - 4:15 pm
SOU
-
EWR
32h 50m1 stop
$862Aer Lingus
lun., ene. 19 - mar., ene. 27

Aer Lingus flights from Connecticut to Southampton

Our best Aer Lingus deals on Connecticut to Southampton flight tickets
Aer Lingus
Jan 24
EWR5:45 pmNewark
10h 00m
1 stop
SOU8:45 amSouthampton Eastleigh
Jan 31
SOU9:30 amSouthampton Eastleigh
11h 45m
1 stop
EWR4:15 pmNewark
$554
Find similar
Aer Lingus
Jan 19
EWR5:45 pmNewark
13h 10m
1 stop
SOU11:55 amSouthampton Eastleigh
Jan 27
SOU12:25 pmSouthampton Eastleigh
32h 50m
1 stop
EWR4:15 pmNewark
$862
Find similar
Aer Lingus
Mar 25
EWR6:45 pmNewark
10h 00m
1 stop
SOU8:45 amSouthampton Eastleigh
Apr 6
SOU8:00 pmSouthampton Eastleigh
24h 50m
1 stop
EWR3:50 pmNewark
$892
Find similar

Delta flights from Connecticut to Southampton

Our best Delta deals on Connecticut to Southampton flight tickets
Delta
Jan 18
JFK5:45 pmNew York John F Kennedy Intl
10h 05m
1 stop
SOU8:50 amSouthampton Eastleigh
Jan 28
SOU5:35 pmSouthampton Eastleigh
23h 05m
1 stop
JFK11:40 amNew York John F Kennedy Intl
$671
Find similar
Delta
Jan 18
JFK10:20 amNew York John F Kennedy Intl
17h 30m
2 stops
SOU8:50 amSouthampton Eastleigh
Jan 26
SOU5:35 pmSouthampton Eastleigh
23h 05m
1 stop
JFK11:40 amNew York John F Kennedy Intl
$675
Find similar
Delta
Mar 30
JFK9:10 pmNew York John F Kennedy Intl
30h 25m
1 stop
SOU8:35 amSouthampton Eastleigh
Apr 7
SOU9:05 amSouthampton Eastleigh
13h 00m
1 stop
JFK5:05 pmNew York John F Kennedy Intl
$685
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 diciembre 11, 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

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

sáb. 1/24

5:45 pm-8:45 am

1 stop10h 00m

Southampton Eastleigh

sáb. 1/31

9:30 am-4:15 pm

1 stop11h 45m

$554

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

dom. 1/18

5:45 pm-8:50 am

1 stop10h 05m

Southampton Eastleigh

mar. 1/27

5:35 pm-11:40 am

1 stop23h 05m

$671

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

dom. 1/18

10:20 am-8:50 am

2 stops17h 30m

Southampton Eastleigh

mié. 1/28

5:35 pm-11:40 am

1 stop23h 05m

$675

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

lun. 3/30

9:10 pm-8:35 am

1 stop30h 25m

Southampton Eastleigh

mar. 4/7

9:05 am-5:05 pm

1 stop13h 00m

$685

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

mié. 3/25

5:40 pm-8:20 am

1 stop10h 40m

Southampton Eastleigh

jue. 4/2

5:20 pm-5:05 pm

1 stop28h 45m

$686

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

lun. 3/30

1:50 pm-8:35 am

2 stops13h 45m

Southampton Eastleigh

lun. 4/6

5:20 pm-5:05 pm

1 stop28h 45m

$690

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

mar. 3/31

2:00 pm-8:35 am

2 stops13h 35m

Southampton Eastleigh

mar. 4/7

5:20 pm-5:10 pm

2 stops28h 50m

$700

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

mié. 3/25

7:00 pm-5:25 pm

2 stops18h 25m

Southampton Eastleigh

mar. 4/7

5:20 pm-5:10 pm

2 stops28h 50m

$701

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

sáb. 1/24

5:30 pm-2:45 pm

2 stops16h 15m

Southampton Eastleigh

sáb. 1/31

3:25 pm-1:25 pm

3 stops27h 00m

$762

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

lun. 1/19

5:45 pm-11:55 am

1 stop13h 10m

Southampton Eastleigh

mar. 1/27

12:25 pm-4:15 pm

1 stop32h 50m

$862

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 36% 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

Fastest flight time

10h 00m

Direct flights

None
The fastest flight from Connecticut to Southampton takes 10h 00m
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
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