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$294+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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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 18, 2026.

This oojo deal was found by Cheapflights users on 5/14. 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.
Mon 8/318:30 pm
JFK
-
LHR
1 stop18h 50m
Icelandair
Mon 9/71:05 pm
LHR
-
JFK
1 stop11h 15m
Icelandair
Deal found 5/14$678
This oojo deal was found by Cheapflights users on 5/15. 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.
Mon 8/3111:10 pm
JFK
-
LHR
1 stop16h 10m
Icelandair
Mon 9/149:25 pm
LHR
-
JFK
1 stop29h 40m
Icelandair
Deal found 5/15$679
This Gotogate deal was found by Cheapflights users on 5/15. 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 11/310:00 pm
JFK
-
LHR
1 stop19h 40m
TAP AIR PORTUGAL
Wed 11/116:00 am
LHR
-
JFK
1 stop19h 05m
TAP AIR PORTUGAL
Deal found 5/15$680
This Gotogate deal was found by Cheapflights users on 5/17. 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 11/310:00 pm
JFK
-
LHR
1 stop19h 40m
TAP AIR PORTUGAL
Sun 11/87:55 pm
LHR
-
JFK
1 stop29h 10m
TAP AIR PORTUGAL
Deal found 5/17$681
This BusinessClass deal was found by Cheapflights users on 5/17. 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 BusinessClass 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
Thu 11/2612:25 pm
LHR
-
JFK
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 5/17$682
This BusinessClass deal was found by Cheapflights users on 5/15. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:05 pm
JFK
-
LHR
1 stop15h 45m
TAP AIR PORTUGAL
Mon 10/1211:20 am
LHR
-
JFK
1 stop13h 45m
TAP AIR PORTUGAL
Deal found 5/15$683
This oojo deal was found by Cheapflights users on 5/16. 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.
Tue 11/247:25 pm
JFK
-
LHR
1 stop19h 05m
Icelandair
Sun 11/298:35 pm
LHR
-
JFK
1 stop26h 25m
Icelandair
Deal found 5/16$684
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Thu 7/1611:50 pm
JFK
-
LHR
1 stop15h 15m
LEVEL
Fri 11/209:55 am
LHR
-
JFK
1 stop17h 05m
LEVEL
Deal found 5/15$685
This FlipMilhas deal was found by Cheapflights users on 5/16. 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 FlipMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:20 pm
JFK
-
LHR
Nonstop7h 00m
GOL
Sat 5/302:10 pm
LHR
-
JFK
Nonstop7h 50m
GOL
Deal found 5/16$686
This Gotogate deal was found by Cheapflights users on 5/13. 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.
Thu 10/88:30 pm
JFK
-
LHR
1 stop10h 25m
Icelandair
Wed 10/149:25 pm
LHR
-
JFK
1 stop26h 55m
Icelandair
Deal found 5/13$687
This The Travel House deal was found by Cheapflights users on 5/17. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:10 pm
JFK
-
LHR
1 stop11h 25m
Scandinavian Airlines
Mon 8/316:40 am
LHR
-
JFK
2 stops15h 20m
Scandinavian Airlines
Deal found 5/17$688
This deal was found by Cheapflights users on 5/14. 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 7/83:30 pm
LGA
-
LHR
1 stop10h 00m
Air Canada
Fri 7/179:30 am
LHR
-
LGA
1 stop12h 27m
Air Canada
Deal found 5/14$689

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 18, 2026.

Round-trip from

$678
(oojo)

One-way from

$294
(LEVEL)

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 ($147 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
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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 18, 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

Wed 11/4

11:45 pm-8:05 pm

1 stop15h 20m

London Heathrow

Wed 11/11

9:55 am-10:00 pm

1 stop17h 05m

$685

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 8/19

11:40 pm-12:05 pm

Nonstop7h 25m

London Heathrow

Wed 9/16

11:45 am-5:05 pm

1 stop10h 20m

$756

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 7/31

11:40 pm-12:05 pm

Nonstop7h 25m

London Heathrow

Sat 8/22

6:35 pm-9:50 pm

Nonstop8h 15m

$763

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 8/18

6:55 pm-2:35 pm

2 stops14h 40m

London Heathrow

Sat 8/22

6:40 am-5:00 pm

1 stop15h 20m

$771

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 10/20

10:40 pm-10:35 am

Nonstop6h 55m

London Heathrow

Tue 11/3

10:20 am-7:05 pm

1 stop13h 45m

$773

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 10/7

8:20 pm-8:30 am

Nonstop7h 10m

London Heathrow

Tue 10/13

10:20 am-7:10 pm

1 stop13h 50m

$773

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 10/10

7:20 pm-7:20 am

Nonstop7h 00m

London Heathrow

Tue 10/27

7:30 am-8:05 pm

1 stop16h 35m

$773

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 10/8

9:35 am-9:40 pm

Nonstop7h 05m

London Heathrow

Mon 10/12

7:35 am-12:30 pm

1 stop9h 55m

$789

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 7/30

8:15 am-8:10 pm

Nonstop6h 55m

London Heathrow

Fri 9/4

11:45 am-5:05 pm

1 stop10h 20m

$795

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 8/4

5:30 pm-8:00 am

1 stop9h 30m

London Heathrow

Fri 8/14

8:20 am-11:10 am

Nonstop7h 50m

$797

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/16

Showing 1-10 of 60 resultsSorted by cheapest first
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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 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 25m. Fly via LEVEL, KLM, or Virgin Atlantic 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

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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 18, 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

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