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Cheap flights from Connecticut to London Heathrow Airport from £117

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
20 Nov — 27 Nov1
1 adult
1 adult, Economy

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 21 October 2025.

Round-trip from

£350

One-way from

£117

Popular in

June

Cheapest in

April

Average price

£581
SWISS
  • SWISS
  • 10/11-16/11
  • 3 total stops
  • 41h 35m total
  • Connecticut to London
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JetBlue
  • JetBlue
  • 16/11
  • Nonstop
  • 7h 00m total
  • Connecticut to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£78 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 October 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 21 October 2025.

Mon 10/1110:05JFK - LHR
2 stops29h 30mMultiple Airlines
Sun 16/1106:00LHR - JFK
1 stop12h 05mMultiple Airlines
Deal found 21/10£350
Wed 22/1009:00JFK - LHR
1 stop16h 30mMultiple Airlines
Wed 29/1006:35LHR - JFK
1 stop14h 05mMultiple Airlines
Deal found 20/10£351
Wed 22/1022:05JFK - LHR
1 stop12h 30mTAP AIR PORTUGAL
Tue 18/1118:30LHR - JFK
1 stop30h 35mTAP AIR PORTUGAL
Deal found 20/10£352
Fri 5/1216:00LGA - LHR
1 stop12h 00mVirgin Atlantic
Sun 7/1209:00LHR - LGA
2 stops15h 36mVirgin Atlantic
Deal found 21/10£353
Fri 5/1217:00JFK - LHR
1 stop11h 05mAer Lingus
Tue 9/1210:00LHR - JFK
1 stop11h 25mAer Lingus
Deal found 21/10£353
Mon 10/1115:20LGA - LHR
1 stop10h 50mLufthansa
Mon 17/1113:25LHR - LGA
1 stop13h 08mLufthansa
Deal found 20/10£353
Thu 4/1222:00JFK - LHR
1 stop19h 40mTAP AIR PORTUGAL
Thu 11/1219:55LHR - JFK
1 stop29h 10mTAP AIR PORTUGAL
Deal found 19/10£353
Thu 4/1217:00JFK - LHR
1 stop12h 10mAer Lingus
Tue 9/1210:00LHR - JFK
1 stop11h 25mAer Lingus
Deal found 20/10£354
Wed 19/1117:00JFK - LHR
1 stop11h 05mAer Lingus
Wed 26/1112:10LHR - JFK
1 stop12h 15mAer Lingus
Deal found 20/10£355
Wed 22/1010:15LGA - LHR
1 stop15h 15mAir Canada
Wed 29/1013:25LHR - LGA
1 stop12h 08mAir Canada
Deal found 21/10£356
Wed 19/1110:05JFK - LHR
2 stops18h 15mAir Canada
Wed 26/1109:00LHR - JFK
2 stops16h 58mAir Canada
Deal found 20/10£356
Wed 19/1112:45LGA - LHR
1 stop12h 45mLufthansa
Wed 26/1113:25LHR - LGA
1 stop13h 08mLufthansa
Deal found 20/10£356

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 21 October 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

LGA - LHR

LGALHR

New York LaGuardia

Fri 5/12

15:00-09:00

1 stop13h 00m

London Heathrow

Sun 7/12

09:00-19:36

2 stops15h 36m

£353

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 1/3

23:45-09:10

1 stop28h 25m

London Heathrow

Sun 8/3

18:50-22:00

1 stop31h 10m

£363

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 16/11

10:05-07:10

1 stop16h 05m

London Heathrow

Tue 2/12

13:45-13:05

1 stop28h 20m

£372

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 1/3

20:55-09:30

Nonstop7h 35m

London Heathrow

Thu 12/3

12:20-16:51

Nonstop8h 31m

£378

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 10/1

10:05-07:10

1 stop16h 05m

London Heathrow

Fri 16/1

09:00-16:40

1 stop12h 40m

£378

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 11/11

09:40-21:40

Nonstop7h 00m

London Heathrow

Tue 18/11

12:20-15:51

Nonstop8h 31m

£378

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 16/11

08:45-20:45

Nonstop7h 00m

London Heathrow

Wed 3/12

07:25-10:37

Nonstop8h 12m

£378

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 10/11

19:01-06:55

Nonstop6h 54m

London Heathrow

Mon 17/11

08:40-19:20

1 stop15h 40m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 14/1

16:50-20:35

2 stops22h 45m

London Heathrow

Mon 19/1

13:45-16:40

1 stop31h 55m

£383

NewarkLondon

EWR - LHR

EWRLHR

Newark

Mon 1/12

17:00-08:45

1 stop10h 45m

London Heathrow

Fri 16/1

08:55-14:55

1 stop11h 00m

£383

Flights are sorted by cheapest return flights first.

Deals found on 21/10

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 £644). 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 21 October 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.

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, United Airlines, and Delta fly from Connecticut to London Heathrow Airport in about 10h 35m. The time it takes to get you to your destination can typically vary by up to 5h 30m. 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 JetBlue, which is currently one of the cheapest options available, starting at £130. Delta flights start at £134 while deals on United Airlines start at £175 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 £644). 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
Wembley
Ilford
Deal
Hayes
Colchester
Watford
Crawley
Winchester
Swindon
Chichester
Romford
Ipswich
Bedford

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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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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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