HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$283+ Cheap flights from Connecticut to Heathrow (LHR)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Connecticut to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 May 13, 2026.

This deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:40 pm
JFK
-
LHR
Nonstop7h 10m
British Airways
Sun 10/410:10 am
LHR
-
JFK
Nonstop7h 50m
British Airways
Deal found 5/9$644
This oojo deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:00 pm
JFK
-
LHR
1 stop14h 30m
TAP AIR PORTUGAL
Tue 11/246:00 am
LHR
-
JFK
1 stop19h 05m
TAP AIR PORTUGAL
Deal found 5/11$645
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:05 pm
JFK
-
LHR
1 stop15h 45m
TAP AIR PORTUGAL
Tue 10/611:20 am
LHR
-
JFK
1 stop13h 45m
TAP AIR PORTUGAL
Deal found 5/10$648
This Booking.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:05 pm
JFK
-
LHR
1 stop15h 45m
TAP AIR PORTUGAL
Mon 10/126:00 am
LHR
-
JFK
1 stop19h 05m
TAP AIR PORTUGAL
Deal found 5/9$649
This eDestinos deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:25 pm
JFK
-
LHR
1 stop19h 05m
Icelandair
Sat 12/198:35 pm
LHR
-
JFK
1 stop26h 05m
Icelandair
Deal found 5/9$650
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:05 pm
JFK
-
LHR
1 stop14h 10m
Multiple Airlines
Tue 11/179:15 am
LHR
-
JFK
1 stop13h 35m
Multiple Airlines
Deal found 5/8$651
This oojo deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:00 pm
JFK
-
LHR
1 stop14h 30m
TAP AIR PORTUGAL
Mon 11/306:30 pm
LHR
-
JFK
1 stop30h 35m
TAP AIR PORTUGAL
Deal found 5/11$652
This Booking.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:55 pm
JFK
-
LHR
1 stop33h 25m
Scandinavian Airlines
Mon 8/317:05 am
LHR
-
JFK
1 stop13h 35m
Scandinavian Airlines
Deal found 5/11$653
This Cheapflightsfares deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:05 pm
JFK
-
LHR
1 stop14h 40m
TAP AIR PORTUGAL
Tue 10/1311:20 am
LHR
-
JFK
1 stop13h 45m
TAP AIR PORTUGAL
Deal found 5/10$655
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:25 pm
JFK
-
LHR
1 stop10h 25m
Icelandair
Mon 11/3012:15 pm
LHR
-
JFK
1 stop10h 45m
Icelandair
Deal found 5/10$656
This Super.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:05 pm
JFK
-
LHR
1 stop14h 40m
TAP AIR PORTUGAL
Tue 10/611:20 am
LHR
-
JFK
1 stop13h 45m
TAP AIR PORTUGAL
Deal found 5/9$657
This Gotogate deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:25 pm
JFK
-
LHR
1 stop19h 05m
Icelandair
Sun 11/298:35 pm
LHR
-
JFK
1 stop26h 25m
Icelandair
Deal found 5/8$658

Find flight deals from Connecticut to Heathrow

Keep the following information in mind while searching for Connecticut to Heathrow flight deals. Data was last updated May 13, 2026.

Round-trip from

$644

One-way from

$288
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$960
From Connecticut to London Heathrow
Search Deals
One-way flight from Connecticut to London Heathrow
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Connecticut to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 10/1

9:40 pm-9:50 am

Nonstop7h 10m

London Heathrow

Thu 10/15

7:30 am-7:10 pm

1 stop16h 40m

$734
Quickest round-trip

NewarkLondon

EWR - LHR

EWRLHR

Newark

Thu 9/10

9:30 am-9:20 pm

Nonstop6h 50m

London Heathrow

Thu 9/24

7:45 am-10:30 am

Nonstop7h 45m

$742

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 10/3

7:35 pm-7:45 am

Nonstop7h 10m

London Heathrow

Thu 10/8

7:05 am-12:30 pm

1 stop10h 25m

$750

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 10/24

6:30 pm-6:45 am

Nonstop7h 15m

London Heathrow

Fri 10/30

2:45 pm-11:45 pm

1 stop13h 00m

$756

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 10/6

6:55 pm-2:35 pm

2 stops14h 40m

London Heathrow

Fri 10/16

7:50 pm-3:40 pm

1 stop24h 50m

$756

NewarkLondon

EWR - LHR

EWRLHR

Newark

Sun 9/20

5:15 pm-2:35 pm

2 stops16h 20m

London Heathrow

Sun 10/4

6:40 am-1:15 pm

1 stop11h 35m

$759

NewarkLondon

EWR - LHR

EWRLHR

Newark

Fri 9/18

9:35 am-9:25 pm

Nonstop6h 50m

London Heathrow

Mon 9/21

12:40 pm-8:22 am

1 stop24h 42m

$762

NewarkLondon

EWR - LHR

EWRLHR

Newark

Sun 11/8

9:25 am-9:20 pm

Nonstop6h 55m

London Heathrow

Wed 11/11

8:00 am-10:50 am

Nonstop7h 50m

$762

NewarkLondon

EWR - LHR

EWRLHR

Newark

Fri 8/14

8:30 am-8:40 pm

Nonstop7h 10m

London Heathrow

Thu 8/20

12:00 pm-3:20 pm

Nonstop8h 20m

$762

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 10/5

8:45 pm-8:50 am

Nonstop7h 05m

London Heathrow

Wed 10/14

11:20 am-2:05 pm

Nonstop7h 45m

$763

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 round-trip 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

How far ahead should I book a flight from Connecticut to London Heathrow Airport?

The best time to book flights from Connecticut to London Heathrow Airport is 67 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $16). Flying from Connecticut to London Heathrow Airport in June is currently the most expensive (average of $986). 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.

How much does it cost to fly round-trip 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?

    There are many flights that can get you from Connecticut to London Heathrow Airport in 7h 10m. Fly via British Airways, TAP AIR PORTUGAL, or Lufthansa to get the fastest option. Airlines will cover a distance of 3440 mi. This flight may include one or multiple stops.

  • 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 vacation 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 $16). Flying from Connecticut to London Heathrow Airport in June is currently the most expensive (average of $986). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Dorking
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Connecticut to Heathrow

Discover the top 4 airlines that operate flights from Connecticut to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$16Average$654FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$627Average$976FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$629Average$1,048FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$699Average$958FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.