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Cheap flights from Connecticut to London from $311

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 10/2. 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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0 bags

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Find the cheapest flights from Connecticut to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:45 pm - 11:20 am
EWR
-
SEN
14h 35m
2 stops
Multiple Airlines Logo
8:25 pm - 9:00 pm
SEN
-
EWR
29h 35m
2 stops
$704Multiple Airlines
Mon, Oct 12 - Tue, Oct 13
Multiple Airlines Logo
3:45 pm - 11:20 am
EWR
-
SEN
14h 35m
2 stops
Multiple Airlines Logo
11:20 am - 9:00 pm
SEN
-
EWR
14h 40m
1 stop
$726Multiple Airlines
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
8:30 pm - 4:40 pm
JFK
-
SEN
15h 10m
2 stops
Multiple Airlines Logo
7:25 am - 10:05 pm
SEN
-
JFK
19h 40m
2 stops
$731Multiple Airlines
Wed, Aug 26 - Sun, Sep 13
Multiple Airlines Logo
8:25 pm - 4:40 pm
EWR
-
SEN
15h 15m
2 stops
Multiple Airlines Logo
7:25 am - 7:15 pm
SEN
-
EWR
16h 50m
2 stops
$772Multiple Airlines
Wed, Aug 26 - Sun, Sep 13
Multiple Airlines Logo
8:25 pm - 9:45 pm
EWR
-
SEN
20h 20m
2 stops
Multiple Airlines Logo
11:10 am - 9:00 pm
SEN
-
EWR
14h 50m
1 stop
$801Multiple Airlines
Fri, Oct 2 - Mon, Oct 12
Multiple Airlines Logo
11:10 pm - 7:20 pm
JFK
-
SEN
15h 10m
2 stops
Multiple Airlines Logo
12:15 pm - 10:05 pm
SEN
-
JFK
14h 50m
2 stops
$829Multiple Airlines
Sat, Aug 1 - Wed, Aug 12
Multiple Airlines Logo
6:55 pm - 7:10 pm
JFK
-
SEN
19h 15m
2 stops
Multiple Airlines Logo
1:55 pm - 3:40 pm
SEN
-
JFK
30h 45m
3 stops
$831Multiple Airlines
Thu, Aug 20 - Thu, Sep 3
Multiple Airlines Logo
5:15 pm - 7:10 pm
EWR
-
SEN
20h 55m
2 stops
Multiple Airlines Logo
1:55 pm - 1:15 pm
SEN
-
EWR
28h 20m
2 stops
$837Multiple Airlines
Thu, Aug 20 - Thu, Sep 3
Multiple Airlines Logo
11:10 pm - 7:20 pm
JFK
-
SEN
15h 10m
2 stops
Multiple Airlines Logo
11:00 am - 1:40 pm
SEN
-
JFK
31h 40m
2 stops
$841Multiple Airlines
Sat, Aug 1 - Sun, Aug 9
Multiple Airlines Logo
6:40 pm - 1:00 pm
EWR
-
SEN
13h 20m
2 stops
Multiple Airlines Logo
11:10 am - 9:00 pm
SEN
-
EWR
14h 50m
1 stop
$846Multiple Airlines
Wed, Jun 10 - Mon, Jun 15

momondo Fare Finder

 
Customize your flight search to find flights from Connecticut to London Southend Airport 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 May 10, 2026.
Use the filters below to find and compare flights from Connecticut to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkLondon

EWR - SEN

EWRSEN

Newark

Mon 10/12

3:45 pm-11:20 am

2 stops14h 35m

London Southend

Tue 10/13

8:25 pm-9:00 pm

2 stops29h 35m

$704

NewarkLondon

EWR - SEN

EWRSEN

Newark

Mon 9/21

3:45 pm-11:20 am

2 stops14h 35m

London Southend

Fri 9/25

11:20 am-9:00 pm

1 stop14h 40m

$726

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Wed 8/26

8:30 pm-4:40 pm

2 stops15h 10m

London Southend

Sun 9/13

7:25 am-10:05 pm

2 stops19h 40m

$731

NewarkLondon

EWR - SEN

EWRSEN

Newark

Wed 8/26

8:25 pm-4:40 pm

2 stops15h 15m

London Southend

Sun 9/13

7:25 am-7:15 pm

2 stops16h 50m

$772

NewarkLondon

EWR - SEN

EWRSEN

Newark

Fri 10/2

8:25 pm-9:45 pm

2 stops20h 20m

London Southend

Mon 10/12

11:10 am-9:00 pm

1 stop14h 50m

$801

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Sat 8/1

11:10 pm-7:20 pm

2 stops15h 10m

London Southend

Wed 8/12

12:15 pm-10:05 pm

2 stops14h 50m

$829

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Thu 8/20

6:55 pm-7:10 pm

2 stops19h 15m

London Southend

Thu 9/3

1:55 pm-3:40 pm

3 stops30h 45m

$831

NewarkLondon

EWR - SEN

EWRSEN

Newark

Thu 8/20

5:15 pm-7:10 pm

2 stops20h 55m

London Southend

Thu 9/3

1:55 pm-1:15 pm

2 stops28h 20m

$837

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Sat 8/1

11:10 pm-7:20 pm

2 stops15h 10m

London Southend

Sun 8/9

11:00 am-1:40 pm

2 stops31h 40m

$841
Quickest round-trip

NewarkLondon

EWR - SEN

EWRSEN

Newark

Wed 6/10

6:40 pm-1:00 pm

2 stops13h 20m

London Southend

Mon 6/15

11:10 am-9:00 pm

1 stop14h 50m

$846

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 London Southend Airport

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

How long does it take to fly to London Southend Airport?

Flight times from Connecticut to London Southend Airport vary, but if you’re flying out of Hartford and flying into London Heathrow Airport (one of the most popular routes), then the duration is 9h on average. Another popular route from Connecticut to London Southend Airport is flying from New Haven to London Heathrow Airport, which will take roughly 18h 25m. Keep in mind that layovers or delays could extend your travel time.

Cheap Connecticut to London Southend Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Connecticut to London Southend Airport

Fastest flight time

11h 00m

Direct flights

None
The fastest flight from Connecticut to London Southend Airport takes 11h 00m
There are no direct flights from Connecticut to London Southend Airport. There are no popular flight routes from Connecticut to London Southend Airport.
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Frequently asked questions about flying from Connecticut to London Southend Airport

  • When did momondo last update prices for flights from Connecticut to London Southend Airport?

    Prices for flights from Connecticut to London Southend Airport were last updated today.

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

  • What documentation or ID do you need to fly to London Southend Airport?

    The necessary travel and health documents for your London Southend 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
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Wembley
Slough
Stansted
Watford
Croydon
Brentwood
Dartford
Cobham
Folkestone
Romford
Harrow
Uxbridge
Guildford

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut to London?

Finding the right flight to London 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 London quick and easy, saving you time and money.

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

Yes. All flights to London from Connecticut on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Connecticut to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Connecticut to London.

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

Yes. momondo can track prices for Connecticut to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London Southend Airport 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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