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$183+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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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 March 31, 2025.

Round-trip from

$482
(Gotogate)

One-way from

$183
(Mytrip)
From Connecticut to London Heathrow
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One-way flight from Connecticut to London Heathrow
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Find 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 31, 2025.

This Gotogate deal was found by Cheapflights users on 3/30. 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 4/298:25 pmJFK - LHR
1 stop10h 30mIcelandair
Tue 5/69:25 pmLHR - JFK
1 stop26h 45mIcelandair
Deal found 3/30$482
This Scandinavian Airlines deal was found by Cheapflights users on 3/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/95:10 pmJFK - LHR
1 stop16h 25mScandinavian Airlines
Sun 5/1110:20 amLHR - JFK
1 stop11h 40mScandinavian Airlines
Deal found 3/30$484
This Mytrip deal was found by Cheapflights users on 3/30. 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 4/610:05 pmJFK - LHR
1 stop15h 45mTAP AIR PORTUGAL
Wed 5/1411:20 amLHR - JFK
1 stop13h 45mTAP AIR PORTUGAL
Deal found 3/30$491
This eDestinos deal was found by Cheapflights users on 3/30. 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.
Thu 4/177:30 pmJFK - LHR
Nonstop7h 15mBritish Airways
Thu 4/245:00 pmLHR - JFK
Nonstop7h 55mBritish Airways
Deal found 3/30$496
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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.
Tue 4/293:35 pmLGA - LHR
1 stop9h 55mAir Canada
Tue 5/69:30 amLHR - LGA
1 stop10h 18mAir Canada
Deal found 3/30$501
This Bookaflight.co.il deal was found by Cheapflights users on 3/31. 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 Bookaflight.co.il is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:00 pmJFK - LHR
Nonstop7h 25mMultiple Airlines
Wed 5/712:55 pmLHR - JFK
Nonstop8h 05mMultiple Airlines
Deal found 3/31$525
This eDestinos deal was found by Cheapflights users on 3/30. 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.
Mon 4/282:59 pmJFK - LHR
1 stop10h 56mIberia
Mon 5/510:00 amLHR - JFK
Nonstop7h 45mIberia
Deal found 3/30$526
This World Air Fares deal was found by Cheapflights users on 3/30. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/217:45 pmLGA - LHR
1 stop11h 05mLufthansa
Mon 4/289:30 amLHR - LGA
1 stop10h 23mLufthansa
Deal found 3/30$533
This Gotogate deal was found by Cheapflights users on 3/30. 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.
Wed 4/309:30 pmJFK - LHR
Nonstop7h 30mVirgin Atlantic
Wed 5/79:35 amLHR - JFK
Nonstop8h 10mVirgin Atlantic
Deal found 3/30$534
This United deal was found by Cheapflights users on 3/31. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/229:00 amJFK - LHR
1 stop16h 30mUnited Airlines
Mon 4/288:40 amLHR - JFK
1 stop33h 10mUnited Airlines
Deal found 3/31$539
This Tripair deal was found by Cheapflights users on 3/30. 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 Tripair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/293:35 pmLGA - LHR
1 stop9h 55mUnited Airlines
Tue 5/62:05 pmLHR - LGA
1 stop10h 33mUnited Airlines
Deal found 3/30$548
This United deal was found by Cheapflights users on 3/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/252:55 pmEWR - LHR
1 stop14h 45mUnited Airlines
Tue 5/67:45 amLHR - EWR
1 stop10h 25mUnited Airlines
Deal found 3/30$551

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 31, 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

Tue 4/29

8:25 pm-11:55 am

1 stop10h 30m

London Heathrow

Tue 5/6

9:25 pm-7:10 pm

1 stop26h 45m

$482

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 5/9

5:10 pm-2:35 pm

1 stop16h 25m

London Heathrow

Sun 5/11

10:20 am-5:00 pm

1 stop11h 40m

$484

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 4/6

10:05 pm-6:50 pm

1 stop15h 45m

London Heathrow

Wed 5/14

11:20 am-8:05 pm

1 stop13h 45m

$491

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 4/17

7:30 pm-7:45 am

Nonstop7h 15m

London Heathrow

Thu 4/24

5:00 pm-7:55 pm

Nonstop7h 55m

$496

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 4/29

3:35 pm-6:30 am

1 stop9h 55m

London Heathrow

Tue 5/6

9:30 am-2:48 pm

1 stop10h 18m

$501

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 4/8

8:25 pm-11:55 am

1 stop10h 30m

London Heathrow

Wed 5/7

9:55 am-9:40 pm

1 stop16h 45m

$513

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 4/3

9:45 pm-8:20 am

1 stop29h 35m

London Heathrow

Sun 4/6

7:45 am-1:00 pm

1 stop10h 15m

$520

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 4/29

9:30 pm-10:00 am

Nonstop7h 30m

London Heathrow

Tue 5/6

9:35 am-12:45 pm

Nonstop8h 10m

$524

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 4/28

2:59 pm-6:55 am

1 stop10h 56m

London Heathrow

Mon 5/5

10:00 am-12:45 pm

Nonstop7h 45m

$526

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 4/21

7:45 pm-11:50 am

1 stop11h 05m

London Heathrow

Mon 4/28

9:30 am-2:53 pm

1 stop10h 23m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

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 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, November is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of $661). Flying from Connecticut to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 March 31, 2025.

When flying from Connecticut to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated March 31, 2025.
Read through reviews of airlines operating flights from Connecticut to London, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
770 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.5
Good
64 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Connecticut to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $183 on Icelandair. Other airlines that offer cheap prices include Royal Air Maroc from $249 and TAP AIR PORTUGAL from $294 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 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, November is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of $661). Flying from Connecticut to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 Connecticut?

Book flights to Connecticut if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Dover
Gatwick
Orpington
Watford
Milton Keynes
Northampton
Stratford-upon-Avon
Croydon
Borehamwood
Folkestone
Ilford
Broadway

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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.
John F Kennedy Intl to Heathrow flights
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John F Kennedy Intl to Gatwick flights
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Dallas/Fort Worth to Heathrow flights
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Denver to Heathrow flights
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Dulles Intl to Gatwick flights
Boston to London City flights
Los Angeles to London City flights
John F Kennedy Intl to Stansted flights
Dulles Intl to London City flights
Hobby to Heathrow flights
Reagan-National to Gatwick flights
Baltimore to Gatwick flights
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Sky Harbor Intl to Heathrow flights
San Francisco to Gatwick flights
O'Hare Intl to Gatwick flights
San Francisco to London City flights
Boston to Stansted flights
O'Hare Intl to London City flights
Minneapolis to Heathrow flights
Los Angeles to Gatwick flights
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Portland to Heathrow flights
Seattle to Gatwick flights
John F Kennedy Intl to Luton flights
Charlotte to Heathrow flights
Orlando to Gatwick flights
Raleigh to Heathrow flights
Seattle to London City flights
Detroit to Heathrow flights

Top 5 airlines flying from Connecticut to Heathrow

Discover the top 5 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$569Average$860FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$634Average$837FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$698Average$942FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$704Average$937FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$908Average$1,064FlexibilityNo cancel feeOn-time70%
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