What is the cheapest airline that flies from Connecticut to London?

Norse Atlantic UK and TAP AIR PORTUGAL are the most popular carriers operating from Connecticut to London

How many flights depart from Connecticut to London on average per week?

As of August 2025, there are 1,149 flights per week flying from Connecticut to London. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How long does it take to fly to London?

Flight times from Connecticut to London 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 8h 35m on average. Another popular route from Connecticut to London is flying from New Haven to London Heathrow Airport, which will take roughly 16h 35m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Connecticut to London refresh daily.

How many operators does momondo search for flights from Connecticut to London?

As of August 2025, there are 12 operators available to choose from for flights from Connecticut to London.

How old do you have to be to fly from Connecticut to London?

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 London.

What documentation or ID do you need to fly to London?

The required travel and health documents for your London 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 London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£94 Cheap Flights from Connecticut to London in 2025

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Find the cheapest flights from Connecticut to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

22:00 - 16:20EWR-LHR

13h 20m1 stop

12:05 - 20:30LHR-EWR

13h 25m1 stop

£200SWISS

Find Deal

Wed, 12 Nov - Thu, 27 Nov

16:15 - 07:55JFK-LHR

10h 40m1 stop

06:00 - 12:50LHR-JFK

11h 50m1 stop

£200SWISS

Find Deal

Thu, 2 Oct - Sun, 5 Oct

18:20 - 06:20JFK-LGW

7h 00mdirect

13:05 - 15:55LGW-JFK

7h 50mdirect

£266Norse Atlantic UK

Find Deal

Mon, 29 Sep - Tue, 7 Oct

18:20 - 06:20JFK-LGW

7h 00mdirect

13:05 - 15:55LGW-JFK

7h 50mdirect

£271Norse Atlantic UK

Find Deal

Mon, 29 Sep - Tue, 7 Oct

00:15 - 20:35EWR-LGW

15h 20m1 stop

09:05 - 22:00LGW-EWR

17h 55m1 stop

£272TAP AIR PORTUGAL

Find Deal

Mon, 1 Dec - Sun, 7 Dec

22:45 - 20:25EWR-LGW

16h 40m1 stop

21:35 - 23:00LGW-EWR

29h 25m1 stop

£275TAP AIR PORTUGAL

Find Deal

Thu, 16 Oct - Fri, 31 Oct

18:25 - 06:20JFK-LHR

6h 55mdirect

06:15 - 13:15LHR-JFK

12h 00m1 stop

£275British Airways

Find Deal

Tue, 18 Nov - Thu, 20 Nov

16:50 - 20:00JFK-LGW

22h 10m1 stop

15:05 - 18:05LGW-JFK

8h 00mdirect

£275British Airways

Find Deal

Sun, 28 Sep - Tue, 30 Sep

23:20 - 11:15JFK-LHR

6h 55mdirect

06:15 - 13:15LHR-JFK

12h 00m1 stop

£280American Airlines

Find Deal

Wed, 12 Nov - Fri, 14 Nov

23:20 - 11:15JFK-LHR

6h 55mdirect

06:15 - 13:20LHR-JFK

12h 05m1 stop

£281American Airlines

Find Deal

Fri, 16 Jan - Sun, 18 Jan

British Airways flights from Connecticut to London

Our best British Airways deals on Connecticut to London flight tickets

British Airways

18 Nov

JFK18:25New York John F Kennedy Intl

6h 55m

LHR06:20London Heathrow

20 Nov

LHR06:15London Heathrow

12h 00m

1 stop

JFK13:15New York John F Kennedy Intl

£275

Find similar

British Airways

28 Sept

JFK16:50New York John F Kennedy Intl

22h 10m

1 stop

LGW20:00London Gatwick

30 Sept

LGW15:05London Gatwick

8h 00m

JFK18:05New York John F Kennedy Intl

£275

Find similar

British Airways

12 Dec

JFK17:29New York John F Kennedy Intl

8h 31m

1 stop

LHR07:00London Heathrow

14 Dec

LHR06:15London Heathrow

12h 00m

1 stop

JFK13:15New York John F Kennedy Intl

£278

Find similar

American Airlines flights from Connecticut to London

Our best American Airlines deals on Connecticut to London flight tickets

American Airlines

12 Nov

JFK23:20New York John F Kennedy Intl

6h 55m

LHR11:15London Heathrow

14 Nov

LHR06:15London Heathrow

12h 00m

1 stop

JFK13:15New York John F Kennedy Intl

£280

Find similar

American Airlines

16 Jan

JFK23:20New York John F Kennedy Intl

6h 55m

LHR11:15London Heathrow

18 Jan

LHR06:15London Heathrow

12h 05m

1 stop

JFK13:20New York John F Kennedy Intl

£281

Find similar

American Airlines

31 Oct

JFK16:00New York John F Kennedy Intl

11h 00m

1 stop

LHR07:00London Heathrow

2 Nov

LHR05:15London Heathrow

12h 00m

1 stop

JFK13:15New York John F Kennedy Intl

£283

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NewarkLondon

EWR - LHR

EWRLHR

Newark

Wed 12/11

22:00-16:20

1 stop13h 20m

London Heathrow

Thu 27/11

12:05-20:30

1 stop13h 25m

£200

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 2/10

16:15-07:55

1 stop10h 40m

London Heathrow

Sun 5/10

06:00-12:50

1 stop11h 50m

£200

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Mon 29/9

18:20-06:20

Nonstop7h 00m

London Gatwick

Tue 7/10

13:05-15:55

Nonstop7h 50m

£266

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Mon 29/9

18:20-06:20

Nonstop7h 00m

London Gatwick

Tue 7/10

13:05-15:55

Nonstop7h 50m

£271

NewarkLondon

EWR - LGW

EWRLGW

Newark

Mon 1/12

00:15-20:35

1 stop15h 20m

London Gatwick

Sun 7/12

09:05-22:00

1 stop17h 55m

£272

NewarkLondon

EWR - LGW

EWRLGW

Newark

Thu 16/10

22:45-20:25

1 stop16h 40m

London Gatwick

Fri 31/10

21:35-23:00

1 stop29h 25m

£275

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 18/11

18:25-06:20

Nonstop6h 55m

London Heathrow

Thu 20/11

06:15-13:15

1 stop12h 00m

£275

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Sun 28/9

16:50-20:00

1 stop22h 10m

London Gatwick

Tue 30/9

15:05-18:05

Nonstop8h 00m

£275

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 12/11

23:20-11:15

Nonstop6h 55m

London Heathrow

Fri 14/11

06:15-13:15

1 stop12h 00m

£280

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 16/1

23:20-11:15

Nonstop6h 55m

London Heathrow

Sun 18/1

06:15-13:20

1 stop12h 05m

£281

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Connecticut to London

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

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Connecticut is in January. Flight prices, which tend to average around £561, are often lower during this time because this is during the off-season. The month of April is another great option to travel to London, with average flight prices from Connecticut averaging around £584.

Cheap Connecticut to London flight deals and tips

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

Best price found	£94
Fastest flight time	6h 55m
Direct flights	Every day
Airports in London	2 airports

The best one-way flight to London from Connecticut in the past 72 hours is £94. The best return flight deal from Connecticut to London found on momondo in the last 72 hours is £200.

The fastest flight from Connecticut to London takes 6h 55m

Direct flights go from Connecticut to London every day.

There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

Search flight deals

When did momondo last update prices for flights from Connecticut to London?
Prices for flights from Connecticut to London refresh daily.
How many operators does momondo search for flights from Connecticut to London?
As of August 2025, there are 12 operators available to choose from for flights from Connecticut to London.
How old do you have to be to fly from Connecticut to London?
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 London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London 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 London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Eastbourne

Milton Keynes

Luton

Slough

Maidstone

Southend-on-Sea

Canterbury

Gatwick

Ipswich

Ilford

Guildford

Colchester

Dartford

Hounslow

Worthing

Dover

Chelmsford

Hayes

Winchester

Bedford

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

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 offers price alerts on flights to London 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.