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Cheap flights from Connecticut to London Heathrow Airport from £115

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

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 14 November 2025.

Round-trip from

£371

One-way from

£115

Popular in

June

Cheapest in

October

Average price

£617
LEVEL
  • LEVEL
  • 10/1-31/1
  • 2 total stops
  • 30h 20m total
  • Connecticut to London
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Air Canada
  • Air Canada
  • 3/12
  • 2 total stops
  • 29h 30m total
  • Connecticut to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Connecticut to Heathrow

Enter your travel dates to find the best prices.

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 14 November 2025.

Fri 14/1118:00JFK - LHR
Nonstop7h 20mVirgin Atlantic
Fri 21/1108:40LHR - JFK
1 stop12h 05mVirgin Atlantic
Deal found 13/11£371
Tue 18/1115:20LGA - LHR
1 stop10h 50mAir Canada
Tue 9/1213:25LHR - LGA
1 stop10h 37mAir Canada
Deal found 12/11£372
Thu 13/1114:50JFK - LHR
1 stop11h 00mVirgin Atlantic
Thu 20/1111:45LHR - JFK
1 stop12h 35mVirgin Atlantic
Deal found 12/11£372
Mon 17/1115:20LGA - LHR
1 stop10h 50mAir Canada
Tue 25/1113:25LHR - LGA
1 stop10h 38mAir Canada
Deal found 11/11£372
Fri 14/1118:25JFK - LHR
1 stop10h 40mMultiple Airlines
Thu 20/1106:00LHR - JFK
1 stop13h 15mMultiple Airlines
Deal found 11/11£372
Mon 17/1115:20LGA - LHR
1 stop10h 50mMultiple Airlines
Wed 26/1113:25LHR - LGA
1 stop13h 08mMultiple Airlines
Deal found 11/11£373
Thu 13/1108:20JFK - LHR
Nonstop6h 50mVirgin Atlantic
Wed 19/1120:00LHR - JFK
Nonstop7h 55mVirgin Atlantic
Deal found 12/11£373
Tue 2/1215:20LGA - LHR
1 stop10h 50mMultiple Airlines
Tue 31/314:05LHR - LGA
1 stop12h 21mMultiple Airlines
Deal found 12/11£374
Thu 4/1210:15JFK - LHR
Nonstop6h 55mIberia
Thu 11/1211:25LHR - JFK
1 stop12h 50mIberia
Deal found 11/11£374
Sun 16/1121:00LGA - LHR
1 stop9h 25mVirgin Atlantic
Mon 24/1113:05LHR - LGA
1 stop12h 01mVirgin Atlantic
Deal found 12/11£375
Tue 18/1116:50JFK - LHR
1 stop10h 40mMultiple Airlines
Sun 23/1108:45LHR - JFK
1 stop11h 55mMultiple Airlines
Deal found 11/11£375
Wed 19/1112:45LGA - LHR
1 stop12h 45mAir Canada
Sat 22/1113:25LHR - LGA
1 stop10h 38mAir Canada
Deal found 13/11£375

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 14 November 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

Thu 15/1

09:35-21:40

Nonstop7h 05m

London Heathrow

Thu 22/1

07:25-10:46

Nonstop8h 21m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 17/1

09:53-22:00

Nonstop7h 07m

London Heathrow

Sat 24/1

08:05-11:29

Nonstop8h 24m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 13/1

21:10-09:30

Nonstop7h 20m

London Heathrow

Wed 21/1

12:20-15:52

Nonstop8h 32m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 11/12

13:59-06:55

1 stop11h 56m

London Heathrow

Sun 11/1

07:45-11:05

Nonstop8h 20m

£384

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 9/12

15:20-07:10

1 stop10h 50m

London Heathrow

Sat 13/12

13:25-21:33

1 stop13h 08m

£385

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 16/11

22:00-10:15

Nonstop7h 15m

London Heathrow

Thu 20/11

11:45-19:20

1 stop12h 35m

£385

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 7/12

20:00-08:05

Nonstop7h 05m

London Heathrow

Fri 30/1

10:00-15:45

1 stop10h 45m

£385

NewarkLondon

EWR - LHR

EWRLHR

Newark

Thu 26/3

10:30-07:10

1 stop16h 40m

London Heathrow

Tue 31/3

06:50-13:10

1 stop11h 20m

£388

NewarkLondon

EWR - LHR

EWRLHR

Newark

Mon 1/12

15:30-07:10

1 stop10h 40m

London Heathrow

Sat 6/12

16:00-19:35

Nonstop8h 35m

£389

NewarkLondon

EWR - LHR

EWRLHR

Newark

Fri 12/12

18:00-06:20

Nonstop7h 20m

London Heathrow

Mon 15/12

18:00-21:30

Nonstop8h 30m

£389

Flights are sorted by cheapest return flights first.

Deals found on 11/11

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, October is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of £12). Flying from Connecticut to London Heathrow Airport in July is currently the most expensive (average of £655). 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 14 November 2025.

It’s optimal to fly from Connecticut to London Heathrow Airport in the morning. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost for a return flight from Connecticut to London Heathrow Airport?

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 JetBlue, Delta, and United Airlines fly from Connecticut to London Heathrow Airport in about 7h 05m. The time it takes to get you to your destination can typically vary by up to 9h 35m. 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 United Airlines, which is currently one of the cheapest options available, starting at £132. Air Canada flights start at £132 while deals on Delta start at £132 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, October is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of £12). Flying from Connecticut to London Heathrow Airport in July is currently the most expensive (average of £655). 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
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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.
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San Francisco to Gatwick flights
Philadelphia to Heathrow flights
O'Hare Intl to Gatwick flights
Boston to Stansted flights
O'Hare Intl to London City flights
Tampa to Heathrow flights
San Francisco to London City flights
Dulles Intl to Luton flights
Boston to Luton flights
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Fly with Cheapflights

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

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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.

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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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