What is the cheapest airline that flies from Connecticut to United Kingdom?

JetBlue, Air Canada, and Delta are the most popular carriers operating from Connecticut to United Kingdom

How long is the flight from Connecticut to United Kingdom?

The flight from Connecticut to United Kingdom depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Hartford (a popular airport in Connecticut) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 9h 55m on average. If you fly from New Haven (another popular airport in Connecticut) to London Heathrow Airport, then the average flight time is 21h 30m.

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

Prices for flights from Connecticut to United Kingdom are updated daily.

How old do you have to be to fly from Connecticut to United Kingdom?

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 United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom 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.

£209 Cheap Flights from Connecticut to the United Kingdom in 2026/27

Find the cheapest flights from Connecticut to the United Kingdom

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:00 - 12:00BDL Hartford Bradley Intl-LHR London Heathrow

25h 00m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

09:00 - 23:59LHR London Heathrow-BDL Hartford Bradley Intl

19h 59m2 stops Zurich Washington, D.C. Dulles Intl

£526United Airlines

Fri, 5 Feb - Sun, 7 Feb

09:37 - 12:00BDL Hartford Bradley Intl-LHR London Heathrow

21h 23m1 stop Chicago O'Hare Intl

09:00 - 23:59LHR London Heathrow-BDL Hartford Bradley Intl

19h 59m2 stops Zurich Washington, D.C. Dulles Intl

£537United Airlines

Mon, 16 Nov - Wed, 18 Nov

19:54 - 07:10BDL Hartford Bradley Intl-LHR London Heathrow

30h 16m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl

07:00 - 18:42LHR London Heathrow-BDL Hartford Bradley Intl

16h 42m2 stops Geneva Geneve-Cointrin Washington, D.C. Dulles Intl

£541United Airlines

Mon, 23 Nov - Thu, 26 Nov

17:02 - 07:10BDL Hartford Bradley Intl-LHR London Heathrow

33h 08m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

06:50 - 17:51LHR London Heathrow-BDL Hartford Bradley Intl

16h 01m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£542United Airlines

Sun, 28 Feb - Wed, 3 Mar

17:02 - 07:55BDL Hartford Bradley Intl-LHR London Heathrow

33h 53m1 stop Chicago O'Hare Intl

07:00 - 18:42LHR London Heathrow-BDL Hartford Bradley Intl

16h 42m2 stops Geneva Geneve-Cointrin Washington, D.C. Dulles Intl

£543United Airlines

Mon, 23 Nov - Thu, 26 Nov

10:37 - 07:10BDL Hartford Bradley Intl-LHR London Heathrow

39h 33m3 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

06:50 - 23:43LHR London Heathrow-BDL Hartford Bradley Intl

21h 53m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

£546United Airlines

Thu, 11 Feb - Sun, 14 Feb

10:37 - 07:10BDL Hartford Bradley Intl-LHR London Heathrow

39h 33m3 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

06:50 - 21:36LHR London Heathrow-BDL Hartford Bradley Intl

19h 46m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£546United Airlines

Thu, 11 Feb - Sun, 14 Feb

17:01 - 07:10BDL Hartford Bradley Intl-LHR London Heathrow

33h 09m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

06:50 - 17:33LHR London Heathrow-BDL Hartford Bradley Intl

15h 43m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£549United Airlines

Thu, 3 Dec - Sun, 6 Dec

13:12 - 10:00BDL Hartford Bradley Intl-LGW London Gatwick

15h 48m1 stop Orlando

09:35 - 23:42LGW London Gatwick-BDL Hartford Bradley Intl

43h 07m2 stops Orlando Raleigh-Durham

£559Multiple Airlines

Fri, 5 Feb - Tue, 9 Feb

17:07 - 07:55BDL Hartford Bradley Intl-LHR London Heathrow

33h 48m1 stop Chicago O'Hare Intl

06:50 - 14:14LHR London Heathrow-BDL Hartford Bradley Intl

36h 24m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£565United Airlines

Tue, 12 Jan - Fri, 15 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:00 - 21:40BDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

12:20 - 23:38LHR London Heathrow-BDL Hartford Bradley Intl

16h 18m1 stop New York John F Kennedy Intl

£575JetBlue

Sat, 7 Nov - Sat, 14 Nov

06:00 - 21:40BDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

08:05 - 23:57LHR London Heathrow-BDL Hartford Bradley Intl

20h 52m1 stop New York John F Kennedy Intl

£576JetBlue

Tue, 10 Nov - Fri, 20 Nov

06:00 - 20:55BDL Hartford Bradley Intl-LHR London Heathrow

9h 55m1 stop New York John F Kennedy Intl

07:45 - 23:32LHR London Heathrow-BDL Hartford Bradley Intl

20h 47m1 stop New York John F Kennedy Intl

£588JetBlue

Sun, 8 Nov - Sun, 15 Nov

06:00 - 21:40BDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

12:20 - 23:38LHR London Heathrow-BDL Hartford Bradley Intl

16h 18m1 stop New York John F Kennedy Intl

£592JetBlue

Mon, 9 Nov - Mon, 16 Nov

12:57 - 07:45BDL Hartford Bradley Intl-LHR London Heathrow

13h 48m1 stop Detroit Metropolitan Wayne County

08:55 - 17:57LHR London Heathrow-BDL Hartford Bradley Intl

14h 02m1 stop Atlanta Hartsfield-Jackson

£609Virgin Atlantic

Sat, 7 Nov - Sun, 15 Nov

10:37 - 12:00BDL Hartford Bradley Intl-LHR London Heathrow

20h 23m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

09:00 - 23:59LHR London Heathrow-BDL Hartford Bradley Intl

19h 59m2 stops Zurich Washington, D.C. Dulles Intl

£612United Airlines

Tue, 10 Nov - Fri, 20 Nov

10:37 - 12:00BDL Hartford Bradley Intl-LHR London Heathrow

20h 23m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

09:00 - 23:59LHR London Heathrow-BDL Hartford Bradley Intl

19h 59m2 stops Zurich Washington, D.C. Dulles Intl

£613United Airlines

Tue, 10 Nov - Fri, 20 Nov

15:00 - 06:40BDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop Washington, D.C. Dulles Intl

06:50 - 18:44LHR London Heathrow-BDL Hartford Bradley Intl

16h 54m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

£615United Airlines

Tue, 10 Nov - Sat, 14 Nov

17:02 - 12:00BDL Hartford Bradley Intl-LHR London Heathrow

13h 58m1 stop Chicago O'Hare Intl

11:10 - 23:59LHR London Heathrow-BDL Hartford Bradley Intl

17h 49m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl

£618United Airlines

Sat, 7 Nov - Sun, 15 Nov

06:00 - 21:40BDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

12:20 - 23:38LHR London Heathrow-BDL Hartford Bradley Intl

16h 18m1 stop New York John F Kennedy Intl

£619JetBlue

Wed, 11 Nov - Wed, 18 Nov

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United Airlines flights from Connecticut to United Kingdom

Our best United Airlines deals on Connecticut to United Kingdom flight tickets

United Airlines

5 Feb

BDL06:00Hartford Bradley Intl

25h 00m

2 stops

LHR12:00London Heathrow

7 Feb

LHR09:00London Heathrow

19h 59m

2 stops

BDL23:59Hartford Bradley Intl

£526

United Airlines

16 Nov

BDL10:37Hartford Bradley Intl

20h 23m

2 stops

LHR12:00London Heathrow

18 Nov

LHR09:00London Heathrow

19h 59m

2 stops

BDL23:59Hartford Bradley Intl

£537

United Airlines

23 Nov

BDL19:54Hartford Bradley Intl

30h 16m

2 stops

LHR07:10London Heathrow

26 Nov

LHR07:00London Heathrow

16h 42m

2 stops

BDL18:42Hartford Bradley Intl

£541

JetBlue flights from Connecticut to United Kingdom

Our best JetBlue deals on Connecticut to United Kingdom flight tickets

JetBlue

7 Nov

BDL06:00Hartford Bradley Intl

10h 40m

1 stop

LHR21:40London Heathrow

14 Nov

LHR12:20London Heathrow

16h 18m

1 stop

BDL23:38Hartford Bradley Intl

£575

JetBlue

1 Dec

BDL06:00Hartford Bradley Intl

10h 40m

1 stop

LHR21:40London Heathrow

8 Dec

LHR12:20London Heathrow

16h 37m

1 stop

BDL23:57Hartford Bradley Intl

£576

JetBlue

17 Jan

BDL06:00Hartford Bradley Intl

9h 55m

1 stop

LHR20:55London Heathrow

23 Jan

LHR12:20London Heathrow

16h 39m

1 stop

BDL23:59Hartford Bradley Intl

£581

momondo Fare Finder

Use the filters below to find and compare flights from Connecticut to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Fri 5/2

06:00-12:00

2 stops25h 00m

London Heathrow

Sun 7/2

09:00-23:59

2 stops19h 59m

£526

Fastest return journey

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Mon 16/11

09:37-12:00

1 stop21h 23m

London Heathrow

Wed 18/11

09:00-23:59

2 stops19h 59m

£537

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Mon 23/11

19:54-07:10

2 stops30h 16m

London Heathrow

Thu 26/11

07:00-18:42

2 stops16h 42m

£541

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sun 28/2

17:02-07:10

2 stops33h 08m

London Heathrow

Wed 3/3

06:50-17:51

2 stops16h 01m

£542

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Mon 23/11

17:02-07:55

1 stop33h 53m

London Heathrow

Thu 26/11

07:00-18:42

2 stops16h 42m

£543

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 11/2

10:37-07:10

3 stops39h 33m

London Heathrow

Sun 14/2

06:50-23:43

2 stops21h 53m

£546

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 11/2

10:37-07:10

3 stops39h 33m

London Heathrow

Sun 14/2

06:50-21:36

2 stops19h 46m

£546

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 3/12

17:01-07:10

2 stops33h 09m

London Heathrow

Sun 6/12

06:50-17:33

2 stops15h 43m

£549

HartfordLondon

BDL Hartford Bradley Intl - LGW London Gatwick

BDLLGW

Hartford Bradley Intl

Fri 5/2

13:12-10:00

1 stop15h 48m

London Gatwick

Tue 9/2

09:35-23:42

2 stops43h 07m

£559

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Tue 12/1

17:07-07:55

1 stop33h 48m

London Heathrow

Fri 15/1

06:50-14:14

2 stops36h 24m

£565

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 United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Connecticut is in February. Flight prices, which tend to average around £541, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from Connecticut during the month March is also very affordable. Most momondo users find prices during this month for around £603.

Cheap Connecticut to United Kingdom flight deals and tips

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

Best price found	£209
Fastest flight time	6h 35m
Direct flights	None

The best one-way flight to United Kingdom from Connecticut in the past 72 hours is £209. The best return flight deal from Connecticut to United Kingdom found on momondo in the last 72 hours is £526.

The fastest flight from Connecticut to United Kingdom takes 6h 35m

There are no direct flights from Connecticut to United Kingdom. There are no popular flight routes from Connecticut to United Kingdom.

Search flight deals

Frequently asked questions about flying from Connecticut to the United Kingdom

When did momondo last update prices for flights from Connecticut to United Kingdom?
Prices for flights from Connecticut to United Kingdom are updated daily.
How old do you have to be to fly from Connecticut to United Kingdom?
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 United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom 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.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to United Kingdom from Connecticut which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Connecticut to United Kingdom?

Once all potential Connecticut to United Kingdom flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to United Kingdom from Connecticut are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.