How long does it take to fly to London?

If you’re flying from a popular airport in Connecticut, such as Hartford or New Haven, and flying into London, then you can expect flight times to average 9h 55m and 18h 10m, respectively.

What airlines fly to London?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to London from Connecticut according to our data. Aer Lingus is the first choice among our users, with 46% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

JetBlue, Air Canada, and Lufthansa are the most popular carriers operating from Connecticut to London

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 November 2026, there are 4 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 travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$282 Cheap Flights from Connecticut to London in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Connecticut to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 5:55 amBDL Hartford Bradley Intl-LHR London Heathrow

18h 55m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

12:05 pm - 11:53 pmLHR London Heathrow-BDL Hartford Bradley Intl

40h 48m2 stops Zurich Washington, D.C. Dulles Intl

$709United Airlines

Thu, Mar 4 - Fri, Mar 5

6:00 am - 6:40 amBDL Hartford Bradley Intl-LHR London Heathrow

19h 40m1 stop Washington, D.C. Dulles Intl

1:45 pm - 11:53 pmLHR London Heathrow-BDL Hartford Bradley Intl

39h 08m2 stops Zurich Washington, D.C. Dulles Intl

$709United Airlines

Thu, Mar 4 - Fri, Mar 5

1:12 pm - 10:00 amBDL Hartford Bradley Intl-LGW London Gatwick

15h 48m1 stop Orlando

9:35 am - 11:42 pmLGW London Gatwick-BDL Hartford Bradley Intl

43h 07m2 stops Orlando Raleigh-Durham

$753Multiple Airlines

Fri, Feb 5 - Tue, Feb 9

6:00 am - 9:40 pmBDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

7:25 am - 11:41 pmLHR London Heathrow-BDL Hartford Bradley Intl

21h 16m1 stop New York John F Kennedy Intl

$784JetBlue

Thu, Mar 4 - Wed, Mar 10

6:00 pm - 11:10 amBDL Hartford Bradley Intl-LHR London Heathrow

12h 10m1 stop Dublin

8:50 am - 4:30 pmLHR London Heathrow-BDL Hartford Bradley Intl

12h 40m1 stop Dublin

$814Aer Lingus

Tue, Apr 20 - Sun, Apr 25

7:00 am - 7:30 amBDL Hartford Bradley Intl-LGW London Gatwick

19h 30m2 stops Charlotte Douglas Orlando

11:15 am - 10:05 amLGW London Gatwick-BDL Hartford Bradley Intl

27h 50m2 stops Orlando Philadelphia

$822American Airlines

Fri, Jan 22 - Fri, Jan 29

9:54 am - 7:30 amBDL Hartford Bradley Intl-LGW London Gatwick

16h 36m2 stops Philadelphia Orlando

11:15 am - 12:57 pmLGW London Gatwick-BDL Hartford Bradley Intl

29h 42m2 stops Orlando Charlotte Douglas

$837American Airlines

Thu, Feb 25 - Wed, Mar 17

5:55 pm - 10:10 amBDL Hartford Bradley Intl-LHR London Heathrow

11h 15m1 stop Dublin

8:50 am - 4:25 pmLHR London Heathrow-BDL Hartford Bradley Intl

12h 35m1 stop Dublin

$963Aer Lingus

Sat, Dec 19 - Sat, Dec 26

5:55 pm - 12:30 pmBDL Hartford Bradley Intl-LHR London Heathrow

13h 35m2 stops Dublin Glasgow Intl

3:10 pm - 4:25 pmLHR London Heathrow-BDL Hartford Bradley Intl

54h 15m2 stops Glasgow Intl Dublin

$1,102British Airways

Thu, Dec 3 - Thu, Dec 17

7:35 pm - 9:40 amBDL Hartford Bradley Intl-LHR London Heathrow

33h 05m1 stop Charlotte Douglas

7:50 am - 6:42 pmLHR London Heathrow-BDL Hartford Bradley Intl

15h 52m2 stops Dublin Philadelphia

$1,247British Airways

Sat, Nov 21 - Sat, Nov 28

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 8:30 amBDL Hartford Bradley Intl-LHR London Heathrow

21h 30m2 stops Washington, D.C. Dulles Intl Toronto Pearson Intl

8:30 am - 11:59 pmLHR London Heathrow-BDL Hartford Bradley Intl

20h 29m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$733Multiple Airlines

Fri, Nov 13 - Sun, Nov 15

6:00 am - 9:40 pmBDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

12:20 pm - 11:38 pmLHR London Heathrow-BDL Hartford Bradley Intl

16h 18m1 stop New York John F Kennedy Intl

$776JetBlue

Wed, Nov 11 - Mon, Nov 16

6:00 am - 8:55 pmBDL Hartford Bradley Intl-LHR London Heathrow

9h 55m1 stop New York John F Kennedy Intl

8:05 am - 11:57 pmLHR London Heathrow-BDL Hartford Bradley Intl

20h 52m1 stop New York John F Kennedy Intl

$776JetBlue

Fri, Nov 13 - Sat, Nov 21

6:00 am - 9:40 pmBDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

8:05 am - 11:57 pmLHR London Heathrow-BDL Hartford Bradley Intl

20h 52m1 stop New York John F Kennedy Intl

$776JetBlue

Tue, Nov 10 - Fri, Nov 20

6:00 am - 9:40 pmBDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

12:20 pm - 11:38 pmLHR London Heathrow-BDL Hartford Bradley Intl

16h 18m1 stop New York John F Kennedy Intl

$797JetBlue

Mon, Nov 9 - Mon, Nov 16

6:00 am - 9:40 pmBDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

12:20 pm - 11:38 pmLHR London Heathrow-BDL Hartford Bradley Intl

16h 18m1 stop New York John F Kennedy Intl

$797JetBlue

Wed, Nov 11 - Tue, Nov 17

6:00 am - 8:55 pmBDL Hartford Bradley Intl-LHR London Heathrow

9h 55m1 stop New York John F Kennedy Intl

8:05 am - 11:57 pmLHR London Heathrow-BDL Hartford Bradley Intl

20h 52m1 stop New York John F Kennedy Intl

$810JetBlue

Fri, Nov 13 - Sat, Nov 21

6:00 am - 9:40 pmBDL Hartford Bradley Intl-LHR London Heathrow

10h 40m1 stop New York John F Kennedy Intl

8:05 am - 11:57 pmLHR London Heathrow-BDL Hartford Bradley Intl

20h 52m1 stop New York John F Kennedy Intl

$810JetBlue

Tue, Nov 10 - Fri, Nov 20

10:37 am - 7:55 amBDL Hartford Bradley Intl-LHR London Heathrow

16h 18m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

9:00 am - 11:59 pmLHR London Heathrow-BDL Hartford Bradley Intl

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

$826United Airlines

Mon, Nov 9 - Sat, Nov 14

6:00 am - 7:55 amBDL Hartford Bradley Intl-LHR London Heathrow

20h 55m1 stop Chicago O'Hare Intl

9:00 am - 11:59 pmLHR London Heathrow-BDL Hartford Bradley Intl

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

$826United Airlines

Mon, Nov 9 - Sat, Nov 14

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United Airlines flights from Connecticut to London

Our best United Airlines deals on Connecticut to London flight tickets

United Airlines

Mar 4

BDL6:00 amHartford Bradley Intl

19h 40m

1 stop

LHR6:40 amLondon Heathrow

Mar 5

LHR1:45 pmLondon Heathrow

39h 08m

2 stops

BDL11:53 pmHartford Bradley Intl

$709

United Airlines

Mar 4

BDL6:00 amHartford Bradley Intl

20h 10m

3 stops

LHR7:10 amLondon Heathrow

Mar 5

LHR1:45 pmLondon Heathrow

39h 08m

2 stops

BDL11:53 pmHartford Bradley Intl

$712

United Airlines

Feb 26

BDL5:02 pmHartford Bradley Intl

33h 53m

1 stop

LHR7:55 amLondon Heathrow

Mar 1

LHR7:00 amLondon Heathrow

16h 48m

2 stops

BDL6:48 pmHartford Bradley Intl

$718

JetBlue flights from Connecticut to London

Our best JetBlue deals on Connecticut to London flight tickets

JetBlue

Nov 13

BDL6:00 amHartford Bradley Intl

9h 55m

1 stop

LHR8:55 pmLondon Heathrow

Nov 21

LHR8:05 amLondon Heathrow

20h 52m

1 stop

BDL11:57 pmHartford Bradley Intl

$776

JetBlue

Mar 4

BDL6:00 amHartford Bradley Intl

10h 40m

1 stop

LHR9:40 pmLondon Heathrow

Mar 8

LHR12:20 pmLondon Heathrow

16h 21m

1 stop

BDL11:41 pmHartford Bradley Intl

$784

JetBlue

Dec 3

BDL6:00 amHartford Bradley Intl

10h 40m

1 stop

LHR9:40 pmLondon Heathrow

Dec 10

LHR12:20 pmLondon Heathrow

16h 37m

1 stop

BDL11:57 pmHartford Bradley Intl

$797

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 3/4

6:00 am-5:55 am

2 stops18h 55m

London Heathrow

Fri 3/5

12:05 pm-11:53 pm

2 stops40h 48m

$709

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 3/4

6:00 am-6:40 am

1 stop19h 40m

London Heathrow

Fri 3/5

1:45 pm-11:53 pm

2 stops39h 08m

$709

HartfordLondon

BDL Hartford Bradley Intl - LGW London Gatwick

BDLLGW

Hartford Bradley Intl

Fri 2/5

1:12 pm-10:00 am

1 stop15h 48m

London Gatwick

Tue 2/9

9:35 am-11:42 pm

2 stops43h 07m

$753

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 3/4

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Wed 3/10

7:25 am-11:41 pm

1 stop21h 16m

$784

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Tue 4/20

6:00 pm-11:10 am

1 stop12h 10m

London Heathrow

Sun 4/25

8:50 am-4:30 pm

1 stop12h 40m

$814

HartfordLondon

BDL Hartford Bradley Intl - LGW London Gatwick

BDLLGW

Hartford Bradley Intl

Fri 1/22

7:00 am-7:30 am

2 stops19h 30m

London Gatwick

Fri 1/29

11:15 am-10:05 am

2 stops27h 50m

$822

HartfordLondon

BDL Hartford Bradley Intl - LGW London Gatwick

BDLLGW

Hartford Bradley Intl

Thu 2/25

9:54 am-7:30 am

2 stops16h 36m

London Gatwick

Wed 3/17

11:15 am-12:57 pm

2 stops29h 42m

$837

Quickest round-trip

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sat 12/19

5:55 pm-10:10 am

1 stop11h 15m

London Heathrow

Sat 12/26

8:50 am-4:25 pm

1 stop12h 35m

$963

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 12/3

5:55 pm-12:30 pm

2 stops13h 35m

London Heathrow

Thu 12/17

3:10 pm-4:25 pm

2 stops54h 15m

$1,102

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sat 11/21

7:35 pm-9:40 am

1 stop33h 05m

London Heathrow

Sat 11/28

7:50 am-6:42 pm

2 stops15h 52m

$1,247

Flights are sorted by cheapest round-trip 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 March. Flight prices, which tend to average around $793, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Connecticut averaging around $799.

Can stopping save me money on Connecticut to London flights?

You could potentially save up to 17% on your flight if you consider stops on a Connecticut to London flight.

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	$282
Fastest flight time	6h 50m
Direct flights	None

The best one-way flight to London from Connecticut in the past 72 hours is $282. The best round-trip flight deal from Connecticut to London found on momondo in the last 72 hours is $709.

The fastest flight from Connecticut to London takes 6h 50m

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

Search flight deals

Frequently asked questions about flying from Connecticut to London

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 November 2026, there are 4 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 travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Connecticut to London

Compare and see reviews for airlines that fly from Connecticut to London with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $569	Free Cancellation	Rating 6.7 8,285 reviews	Search British Airways flights
Aer Lingus	PriceFrom $732	Free Cancellation	Rating 7.3 1,882 reviews	Search Aer Lingus flights
United Airlines	PriceFrom $746	Free Cancellation	Rating 7.3 10,469 reviews	Search United Airlines flights
American Airlines	PriceFrom $777	Free Cancellation	Rating 7.0 12,229 reviews	Search American Airlines flights

Hounslow

Gatwick

Croydon

Hayes

Milton Keynes

Luton

Stansted

Kingston upon Thames

Watford

Richmond

Dover

Wembley

Crawley

Worthing

Harrow

Brentford

Canterbury

Hook

Dunstable

Eastbourne

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Connecticut to London for you.

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

momondo does allow users to show only those flights to London 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 London?

momondo provides multiple filters to help you find the best flight to London from Connecticut. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Connecticut to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London trip

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Fly into one of these airports located in London

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London Stansted Airport

Cheap flights from Connecticut to London from $282

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 2/28. 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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United Airlines flights from Connecticut to London

Our best United Airlines deals on Connecticut to London flight tickets

JetBlue flights from Connecticut to London

Our best JetBlue deals on Connecticut to London flight tickets

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How to get the cheapest flight ticket from Connecticut to London

What is the cheapest month to fly to London?

Can stopping save me money on Connecticut to London flights?

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

What airlines fly to London?

How long does it take to fly to London?

Cheap Connecticut to London flight deals and tips

Best Price Found

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Direct flights

Frequently asked questions about flying from Connecticut to London

Best airlines flying from Connecticut to London

Compare and see reviews for airlines that fly from Connecticut to London with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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