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Cheap flights from Connecticut to London Heathrow Airport from £116

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
31 Aug — 7 Sep1
1 adult

Cheap flight deals from Connecticut to Heathrow

Keep the following information in mind while searching for Connecticut to Heathrow flight deals. Data was last updated 26 August 2025.

Round-trip from

£309

One-way from

£116

Popular in

June

Cheapest in

January

Average price

£646
Iberia
  • Iberia
  • 26/9-28/9
  • 2 total stops
  • 42h 45m total
  • Connecticut to London
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 23/9
  • 1 total stop
  • 19h 50m total
  • Connecticut to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£82 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Connecticut to Heathrow

Cheapest flights from Connecticut to Heathrow
Explore the most affordable flight options available from Connecticut to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Fri 26/916:50JFK - LHR
1 stop11h 40mIberia
Sun 28/908:55LHR - JFK
1 stop31h 05mIberia
Deal found 25/8£309
Sun 9/1123:45JFK - LHR
1 stop28h 25mLEVEL
Fri 14/1109:55LHR - JFK
1 stop17h 05mLEVEL
Deal found 25/8£310
Fri 17/1019:25JFK - LHR
1 stop16h 10mMultiple Airlines
Sun 19/1006:50LHR - JFK
1 stop11h 10mMultiple Airlines
Deal found 24/8£314
Sat 11/1018:55JFK - LHR
1 stop17h 45mScandinavian Airlines
Mon 13/1007:05LHR - JFK
1 stop13h 35mScandinavian Airlines
Deal found 25/8£314
Fri 5/917:30JFK - LHR
1 stop14h 20mMultiple Airlines
Sun 7/908:45LHR - JFK
1 stop33h 05mMultiple Airlines
Deal found 24/8£315
Fri 5/1217:35JFK - LHR
2 stops35h 00mScandinavian Airlines
Sun 7/1218:40LHR - JFK
1 stop26h 05mScandinavian Airlines
Deal found 25/8£316
Fri 19/919:25JFK - LHR
1 stop13h 15mMultiple Airlines
Sun 21/906:50LHR - JFK
1 stop11h 10mMultiple Airlines
Deal found 24/8£321
Sat 22/1108:05JFK - LHR
Nonstop6h 55mAmerican Airlines
Sun 23/1106:15LHR - JFK
1 stop12h 05mAmerican Airlines
Deal found 24/8£322
Fri 12/915:15JFK - LHR
1 stop10h 40mIberia
Sun 14/906:10LHR - JFK
1 stop13h 40mIberia
Deal found 24/8£324
Tue 7/1019:05LGA - LHR
1 stop9h 30mAir Canada
Tue 17/213:25LHR - LGA
1 stop10h 37mAir Canada
Deal found 24/8£351
Wed 22/1019:05LGA - LHR
1 stop9h 30mAir Canada
Mon 3/1113:25LHR - LGA
1 stop10h 37mAir Canada
Deal found 25/8£355
Mon 22/919:05LGA - LHR
1 stop9h 30mAir Canada
Tue 30/909:30LHR - LGA
1 stop10h 17mAir Canada
Deal found 24/8£357

Cheapflights Fare Finder

 
Customise your flight search to find flights from Connecticut to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from Connecticut to London Heathrow Airport that are best for you.

Fly from

Connecticut

Fly to

Heathrow

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 13/1

23:45-09:10

1 stop28h 25m

London Heathrow

Mon 2/2

09:55-22:00

1 stop17h 05m

£323

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 16/1

09:45-20:35

2 stops29h 50m

London Heathrow

Sun 18/1

07:00-14:40

1 stop12h 40m

£351

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 25/10

17:10-10:35

1 stop12h 25m

London Heathrow

Mon 27/10

06:40-16:45

1 stop14h 05m

£351

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 20/9

21:05-13:25

1 stop11h 20m

London Heathrow

Tue 30/9

09:50-16:50

1 stop12h 00m

£354

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 3/11

23:45-09:10

1 stop28h 25m

London Heathrow

Mon 10/11

09:55-22:00

1 stop17h 05m

£355

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 5/2

18:15-06:15

Nonstop7h 00m

London Heathrow

Sun 8/2

10:20-19:05

1 stop13h 45m

£359

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 6/10

17:10-12:55

2 stops14h 45m

London Heathrow

Tue 14/10

07:05-15:40

1 stop13h 35m

£365

NewarkLondon

EWR - LHR

EWRLHR

Newark

Tue 11/11

17:40-12:55

1 stop14h 15m

London Heathrow

Tue 18/11

17:30-13:25

1 stop24h 55m

£365

NewarkLondon

EWR - LHR

EWRLHR

Newark

Mon 6/10

17:30-14:35

2 stops16h 05m

London Heathrow

Tue 4/11

21:05-13:35

1 stop21h 30m

£367

NewarkLondon

EWR - LHR

EWRLHR

Newark

Mon 13/10

17:30-14:35

2 stops16h 05m

London Heathrow

Sun 19/10

06:40-13:15

1 stop11h 35m

£367

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Showing 1-10 of 60 results
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Best time to book a flight from Connecticut to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Connecticut with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Connecticut to London Heathrow Airport

What is the cheapest month to book a flight from Connecticut to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of £112). Flying from Connecticut to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CT to LHR?

Find hourly flight availability from Connecticut to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Connecticut to London Heathrow Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Connecticut to London Heathrow Airport?

    Airlines like LEVEL, United Airlines, and Scandinavian Airlines fly from Connecticut to London Heathrow Airport in about 12h 25m. The time it takes to get you to your destination can typically vary by up to 17h 25m. Airlines will cover a distance of 3440 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Connecticut to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at £131. JetBlue flights start at £148 while deals on Air Canada start at £158 one-way.

  • What are the most popular routes from Connecticut to London Heathrow Airport?

    The most popular route from Connecticut to London Heathrow Airport is New York John F Kennedy Intl - London Heathrow. You may also consider Newark - London Heathrow or New York LaGuardia - London Heathrow.

  • Can I find deals for flights from Connecticut to Heathrow that include hotel bookings?

    Yes. In addition to deals on Connecticut to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Connecticut to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Connecticut to Heathrow.

  • Can I find deals for business class flights from Connecticut to Heathrow?

    Yes. Cheapflights offers flight deals from Connecticut to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Connecticut to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of £112). Flying from Connecticut to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Gatwick
Slough
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Folkestone
Ipswich
Chichester
Winchester
Eastbourne
Swindon
Dartford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Connecticut to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
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Newark to Gatwick flights
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Atlanta to Heathrow flights
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Denver to Heathrow flights
Newark to Luton flights
Hobby to Heathrow flights
Boston to Gatwick flights
Dulles Intl to Gatwick flights
Reagan-National to Heathrow flights
Philadelphia to Heathrow flights
Orlando to Heathrow flights
Dulles Intl to London City flights
Boston to London City flights
Baltimore to Gatwick flights
Los Angeles to London City flights
George Bush Intcntl to Heathrow flights
O'Hare Intl to Gatwick flights
Reagan-National to Gatwick flights
Seattle to Gatwick flights
Los Angeles to Gatwick flights
Minneapolis to Heathrow flights
San Francisco to Gatwick flights
O'Hare Intl to London City flights
Orlando to Gatwick flights
Dallas/Fort Worth to Gatwick flights
Boston to Stansted flights
Tampa to Heathrow flights
San Francisco to London City flights
Detroit to Heathrow flights
Seattle to London City flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Connecticut to Heathrow?

Cheapflights makes it easy to find Connecticut to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Connecticut to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Connecticut to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Connecticut to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Connecticut to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Connecticut to Heathrow become cheaper?

Of course! You can now track prices for flights from Connecticut to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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