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$226+ 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
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 March 23, 2026.

This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:05 pm
JFK
-
LHR
1 stop18h 55m
TAP AIR PORTUGAL
Wed 5/206:00 am
LHR
-
JFK
1 stop19h 05m
TAP AIR PORTUGAL
Deal found 3/18$489
This Booking.com deal was found by Cheapflights users on 3/19. 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.
Mon 4/2010:05 pm
JFK
-
LHR
1 stop18h 55m
TAP AIR PORTUGAL
Mon 5/46:00 am
LHR
-
JFK
1 stop19h 05m
TAP AIR PORTUGAL
Deal found 3/19$490
This FlightHub deal was found by Cheapflights users on 3/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:05 pm
JFK
-
LHR
1 stop19h 50m
TAP AIR PORTUGAL
Sun 5/1011:20 am
LHR
-
JFK
1 stop13h 45m
TAP AIR PORTUGAL
Deal found 3/19$492
This Mytrip deal was found by Cheapflights users on 3/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:05 pm
JFK
-
LHR
1 stop19h 50m
TAP AIR PORTUGAL
Mon 4/206:45 pm
LHR
-
JFK
1 stop30h 20m
TAP AIR PORTUGAL
Deal found 3/18$493
This Cheapflightsfares deal was found by Cheapflights users on 3/18. 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 4/1910:05 pm
JFK
-
LHR
1 stop15h 45m
TAP AIR PORTUGAL
Sat 5/26:00 am
LHR
-
JFK
1 stop19h 05m
TAP AIR PORTUGAL
Deal found 3/18$494
This Mytrip deal was found by Cheapflights users on 3/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:05 pm
JFK
-
LHR
1 stop15h 45m
TAP AIR PORTUGAL
Tue 4/287:50 pm
LHR
-
JFK
1 stop29h 15m
TAP AIR PORTUGAL
Deal found 3/18$495
This Booking.com deal was found by Cheapflights users on 3/18. 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.
Mon 4/2010:05 pm
JFK
-
LHR
1 stop14h 40m
TAP AIR PORTUGAL
Tue 4/286:45 pm
LHR
-
JFK
1 stop30h 20m
TAP AIR PORTUGAL
Deal found 3/18$496
This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:05 pm
JFK
-
LHR
1 stop33h 40m
TAP AIR PORTUGAL
Mon 5/1811:20 am
LHR
-
JFK
1 stop13h 45m
TAP AIR PORTUGAL
Deal found 3/18$497
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 4/1910:05 pm
JFK
-
LHR
1 stop15h 45m
TAP AIR PORTUGAL
Tue 5/128:00 am
LHR
-
JFK
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 3/20$498
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 4/1610:05 pm
JFK
-
LHR
1 stop19h 50m
TAP AIR PORTUGAL
Tue 4/218:00 am
LHR
-
JFK
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 3/19$499
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/2610:05 pm
JFK
-
LHR
1 stop19h 50m
TAP AIR PORTUGAL
Thu 5/148:00 am
LHR
-
JFK
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 3/18$500
This CheapOair deal was found by Cheapflights users on 3/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:00 pm
EWR
-
LHR
1 stop30h 20m
TAP AIR PORTUGAL
Tue 5/126:00 am
LHR
-
EWR
1 stop14h 30m
TAP AIR PORTUGAL
Deal found 3/18$507

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 March 23, 2026.

Round-trip from

$489
(FlightHub)

One-way from

$226
(Super.com)

Popular in

June

Cheapest in

January

Average price

$801
From Connecticut to London Heathrow
Search Deals
One-way flight from Connecticut to London Heathrow
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 23, 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

Fri 4/17

9:35 am-9:40 pm

Nonstop7h 05m

London Heathrow

Tue 4/28

7:30 am-7:10 pm

1 stop16h 40m

$649

NewarkLondon

EWR - LHR

EWRLHR

Newark

Fri 4/17

5:20 pm-12:55 pm

1 stop14h 35m

London Heathrow

Fri 5/1

9:05 pm-1:15 pm

2 stops21h 10m

$673

NewarkLondon

EWR - LHR

EWRLHR

Newark

Fri 5/1

5:45 pm-12:55 pm

2 stops14h 10m

London Heathrow

Thu 5/7

7:50 pm-1:15 pm

1 stop22h 25m

$677

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 5/4

9:35 am-9:40 pm

Nonstop7h 05m

London Heathrow

Tue 5/12

7:30 am-7:10 pm

1 stop16h 40m

$679

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 9/9

7:50 am-7:45 pm

Nonstop6h 55m

London Heathrow

Wed 9/30

10:20 am-7:10 pm

1 stop13h 50m

$679

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 4/22

9:35 am-9:40 pm

Nonstop7h 05m

London Heathrow

Sun 5/3

10:20 am-7:10 pm

1 stop13h 50m

$679

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 5/5

9:35 am-9:40 pm

Nonstop7h 05m

London Heathrow

Mon 5/11

7:30 am-7:10 pm

1 stop16h 40m

$679

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 5/3

6:20 pm-6:25 am

Nonstop7h 05m

London Heathrow

Sun 5/10

10:20 am-7:10 pm

1 stop13h 50m

$680

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 4/16

7:29 pm-12:50 pm

1 stop12h 21m

London Heathrow

Mon 4/20

7:30 am-7:10 pm

1 stop16h 40m

$684

NewarkLondon

EWR - LHR

EWRLHR

Newark

Sun 4/5

9:05 am-9:20 pm

Nonstop7h 15m

London Heathrow

Wed 4/8

1:50 pm-8:15 pm

1 stop11h 25m

$692

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

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

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 July is currently the most expensive (average of $806). 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 05m. Fly via Finnair, Scandinavian Airlines, or United Airlines 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 July is currently the most expensive (average of $806). 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
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Sutton

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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$16Average$654FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$627Average$951FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$629Average$979FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$656Average$944FlexibilityNo cancel feeOn-timeN/A

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