How long is the flight from London Heathrow Airport to Connecticut?

Airlines like Finnair, United Airlines, and Delta fly from London Heathrow Airport to Connecticut in about 11h 02m. The time it takes to get you to your destination can typically vary by up to 4h 33m. There are 3440 mi between London Heathrow Airport and Connecticut. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Connecticut ranges from 79.0 - 105.0 inches per month. September is typically the wettest month, when rainfall can reach 105.0 mm. February is typically the driest time to visit Connecticut when rainfall is around 79.0 mm.

If weather is an important factor for your trip to Connecticut, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

What are the most popular routes from London Heathrow Airport to Connecticut?

Most travelers choose London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark or London Heathrow - New York LaGuardia when deciding on the best route from London Heathrow Airport to Connecticut.

What are the most popular airlines that fly from London Heathrow Airport to Connecticut?

Consider JetBlue, Aer Lingus or United Airlines when booking your flight. These represent the most popular airlines when flying from London Heathrow Airport to Connecticut.

What is the cheapest time of day to fly from LHR to CT?

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

Can I find deals for flights from Heathrow to Connecticut that include hotel bookings?

Yes. In addition to deals on Heathrow to Connecticut flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Connecticut?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Connecticut.

Can I find deals for business class flights from Heathrow to Connecticut?

Yes. Cheapflights offers flight deals from Heathrow to Connecticut by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£325+ Cheap Flights from London Heathrow Airport to Connecticut

Cheap flight deals from Heathrow to Connecticut

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Heathrow to Connecticut
Explore the most affordable flight options available from Heathrow to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Wed 28/1013:00 -

1 stop12h 31m

Sun 1/1118:55 -

1 stop11h 25m

Deal found 11/8£425

Wed 9/920:05 -

1 stop21h 45m

Mon 21/916:15 -

1 stop10h 40m

Deal found 11/8£425

Thu 17/914:05 -

1 stop10h 31m

Thu 24/914:30 -

1 stop11h 05m

Deal found 11/8£426

Tue 1/1209:00 -

1 stop12h 40m

Wed 2/1219:35 -

1 stop13h 05m

Deal found 10/8£426

Thu 1/1014:05 -

1 stop10h 31m

Tue 6/1014:30 -

1 stop11h 05m

Deal found 11/8£427

Thu 17/907:00 -

2 stops14h 35m

Wed 30/920:30 -

1 stop11h 30m

Deal found 12/8£427

Thu 10/914:05 -

1 stop10h 31m

Thu 17/914:30 -

1 stop11h 05m

Deal found 11/8£427

Thu 17/915:50 -

Nonstop7h 45m

Mon 28/916:55 -

1 stop18h 05m

Deal found 12/8£427

Thu 3/914:05 -

1 stop10h 35m

Sat 12/914:30 -

1 stop11h 05m

Deal found 11/8£428

Fri 11/906:50 -

1 stop11h 10m

Sun 20/918:10 -

1 stop17h 55m

Deal found 13/8£428

Wed 25/1106:00 -

2 stops18h 06m

Fri 27/1112:45 -

2 stops22h 35m

Deal found 13/8£429

Thu 10/917:55 -

1 stop24h 05m

Thu 17/918:10 -

1 stop17h 55m

Deal found 10/8£429

Best flights from Heathrow to Connecticut
Discover carefully curated flight deals from Heathrow to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Thu 10/910:20 -

1 stop13h 50m

Fri 25/918:20 -

Nonstop7h 05m

Deal found 10/8£434

Fri 18/906:50 -

2 stops15h 35m

Sun 27/918:29 -

1 stop12h 26m

Deal found 13/8£436

Thu 24/906:30 -

1 stop11h 02m

Tue 29/908:15 -

Nonstop6h 55m

Deal found 13/8£440

Mon 2/1120:05 -

1 stop22h 10m

Fri 6/1116:25 -

1 stop10h 40m

Deal found 14/8£442

Wed 21/1011:45 -

2 stops15h 40m

Tue 27/1015:00 -

1 stop14h 00m

Deal found 10/8£444

Tue 15/908:20 -

Nonstop7h 50m

Tue 22/919:35 -

Nonstop7h 10m

Deal found 14/8£455

Tue 1/909:30 -

Nonstop8h 00m

Wed 30/908:20 -

Nonstop7h 20m

Deal found 14/8£460

Wed 2/1213:40 -

1 stop13h 30m

Fri 11/1223:25 -

2 stops17h 10m

Deal found 14/8£467

Sun 13/917:45 -

Nonstop8h 21m

Sun 28/217:00 -

1 stop9h 40m

Deal found 11/8£470

Wed 14/1019:50 -

2 stops22h 25m

Sun 18/1017:45 -

2 stops14h 10m

Deal found 11/8£481

Mon 28/911:55 -

1 stop17h 14m

Mon 5/1006:40 -

1 stop9h 05m

Deal found 14/8£635

Thu 24/908:50 -

2 stops17h 39m

Thu 1/1015:35 -

2 stops16h 55m

Deal found 10/8£698

Fri 23/1006:55 -

2 stops17h 06m

Mon 26/1011:20 -

1 stop14h 35m

Deal found 12/8£436

Sun 27/911:45 -

1 stop10h 20m

Sun 4/1019:00 -

Nonstop7h 15m

Deal found 11/8£444

Sun 4/1020:05 -

1 stop29h 10m

Sun 11/1021:45 -

1 stop15h 05m

Deal found 14/8£453

Wed 18/1108:55 -

2 stops16h 36m

Wed 2/1216:00 -

1 stop9h 50m

Deal found 12/8£455

Fri 4/913:20 -

Nonstop7h 55m

Wed 9/920:20 -

Nonstop7h 10m

Deal found 14/8£460

Fri 23/1012:00 -

1 stop13h 05m

Sun 25/1017:06 -

1 stop12h 34m

Deal found 10/8£464

Sat 5/907:25 -

2 stops16h 20m

Tue 8/913:25 -

1 stop12h 20m

Deal found 14/8£439

Sun 1/1108:15 -

2 stops18h 45m

Sat 7/1100:10 -

1 stop13h 45m

Deal found 10/8£484

Fri 9/1007:05 -

1 stop11h 10m

Tue 13/1017:15 -

2 stops16h 20m

Deal found 12/8£501

Tue 10/1108:55 -

2 stops16h 36m

Sun 22/1116:00 -

1 stop9h 50m

Deal found 12/8£457

Sat 3/1009:40 -

1 stop13h 52m

Sat 10/1013:59 -

1 stop11h 46m

Deal found 11/8£458

Fri 28/809:30 -

1 stop12h 27m

Fri 18/913:25 -

1 stop12h 20m

Deal found 10/8£441

Thu 8/1008:00 -

1 stop12h 30m

Sat 17/1023:10 -

2 stops17h 50m

Deal found 14/8£489

Sat 5/908:45 -

1 stop16h 30m

Mon 7/921:45 -

1 stop15h 05m

Deal found 11/8£489

Sat 3/1006:30 -

2 stops17h 02m

Sat 17/1013:59 -

2 stops12h 41m

Deal found 10/8£458

Fri 25/908:40 -

2 stops19h 35m

Wed 30/911:52 -

2 stops14h 48m

Deal found 11/8£458

Mon 23/1119:50 -

2 stops22h 50m

Fri 27/1118:30 -

2 stops13h 25m

Deal found 12/8£511

Sat 5/909:30 -

1 stop15h 10m

Thu 10/917:30 -

1 stop11h 30m

Deal found 11/8£443

Find flight deals from Heathrow to Connecticut

Round-trip from	£425
One-way from	£325
Popular in	July
Cheapest in	October
Average price	£864

Air Canada
28/10-1/11
2 total stops
23h 56m total
London to Connecticut

Search Deals

Aer Lingus
14/11
1 total stop
13h 20m total
London to Connecticut

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£124 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Connecticut that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Thu 10/9

10:20-19:10

1 stop13h 50m

New York John F Kennedy Intl

Fri 25/9

18:20-06:25

Nonstop7h 05m

£434

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Fri 18/9

06:50-17:25

2 stops15h 35m

New York LaGuardia

Sun 27/9

18:29-11:55

1 stop12h 26m

£436

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Fri 23/10

06:55-19:01

2 stops17h 06m

New York LaGuardia

Mon 26/10

11:20-05:55

1 stop14h 35m

£436

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Sat 5/9

07:25-18:45

2 stops16h 20m

New York LaGuardia

Tue 8/9

13:25-06:45

1 stop12h 20m

£439

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Thu 24/9

06:30-12:32

1 stop11h 02m

New York John F Kennedy Intl

Tue 29/9

08:15-20:10

Nonstop6h 55m

£440

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Fri 28/8

09:30-16:57

1 stop12h 27m

New York LaGuardia

Fri 18/9

13:25-06:45

1 stop12h 20m

£441

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Mon 2/11

20:05-13:15

1 stop22h 10m

New York John F Kennedy Intl

Fri 6/11

16:25-08:05

1 stop10h 40m

£442

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Sat 5/9

09:30-19:40

1 stop15h 10m

New York LaGuardia

Thu 10/9

17:30-10:00

1 stop11h 30m

£443

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Wed 21/10

11:45-22:25

2 stops15h 40m

New York LaGuardia

Tue 27/10

15:00-09:00

1 stop14h 00m

£444

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Sun 27/9

11:45-17:05

1 stop10h 20m

New York John F Kennedy Intl

Sun 4/10

19:00-07:15

Nonstop7h 15m

£444

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Heathrow to Connecticut

Have a flexible travel schedule? Discover the best time to fly to Connecticut from Heathrow with our price prediction graph.

LHR-BDL

LHR-JFK

LHR-LGA

LHR-EWR

LHR-PVD

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 London Heathrow Airport to Connecticut

LHR-USCT

LHR-BDL

LHR-JFK

LHR-LGA

LHR-EWR

What is the cheapest month to book a flight from London Heathrow Airport to Connecticut?

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Connecticut (average of £461). Flying from London Heathrow Airport to Connecticut in July is currently the most expensive (average of £1,067). 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 for a return flight from London Heathrow Airport to Connecticut?

Airfare is below average for this route at the moment.

London Heathrow Airport to Connecticut flights typically cost between £779 and £924 in September.
The cheapest return price found within the last 5 days was £526 on Aer Lingus (4 Sept–28 Sept).

Reviews of airlines servicing Connecticut

See what other customers who have flown with United Airlines,Aer Lingus, andJetBlue from London Heathrow Airport to Connecticut have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,110 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

United Airlines

7.4

Good

10,110 reviews

United Airlines

7.4

Good

10,110 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Aer Lingus

7.3

Good

1,702 reviews

United Airlines

7.4

Good

10,110 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

JetBlue

7.1

Good

3,038 reviews

United Airlines

7.4

Good

10,110 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Lufthansa

6.8

Okay

8,194 reviews

United Airlines

7.4

Good

10,110 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Related info for your journey

How long is the flight from London Heathrow Airport to Connecticut?
Airlines like Finnair, United Airlines, and Delta fly from London Heathrow Airport to Connecticut in about 11h 02m. The time it takes to get you to your destination can typically vary by up to 4h 33m. There are 3440 mi between London Heathrow Airport and Connecticut. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from London Heathrow Airport to Connecticut?
Most travelers choose London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark or London Heathrow - New York LaGuardia when deciding on the best route from London Heathrow Airport to Connecticut.
Can I find deals for flights from Heathrow to Connecticut that include hotel bookings?
Yes. In addition to deals on Heathrow to Connecticut flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Connecticut?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Connecticut.
Can I find deals for business class flights from Heathrow to Connecticut?
Yes. Cheapflights offers flight deals from Heathrow to Connecticut 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 London Heathrow Airport to Connecticut?
Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Connecticut (average of £461). Flying from London Heathrow Airport to Connecticut in July is currently the most expensive (average of £1,067). 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

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Alternative routes for Heathrow to Connecticut

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Top 4 airlines flying from Heathrow to Connecticut

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£429	Average£472	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
United Airlines	Cheapest£548	Average£600	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£554	Average£716	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£578	Average£813	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Connecticut?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Connecticut from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Connecticut?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Connecticut 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 Heathrow to Connecticut with no change fees?

Need flexible booking options for your flight to Connecticut from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Connecticut become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Connecticut on Cheapflights with our Price Alert feature and get notified when better prices are available.

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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.

Cheap flights from London Heathrow Airport to Connecticut from £325

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Connecticut

Cheapest flights from Heathrow to ConnecticutExplore the most affordable flight options available from Heathrow to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Explore the most affordable flight options available from Heathrow to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Best flights from Heathrow to ConnecticutDiscover carefully curated flight deals from Heathrow to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Discover carefully curated flight deals from Heathrow to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Direct flights from Heathrow to ConnecticutExplore direct flight options from Heathrow to Connecticut based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 August 2026.

Explore direct flight options from Heathrow to Connecticut based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 August 2026.

Last-minute flights from Heathrow to ConnecticutDiscover last-minute flight deals from Heathrow to Connecticut. Data last updated 15 August 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Connecticut. Data last updated 15 August 2026 and is based on user searches.

One-way flights from Heathrow to ConnecticutSearch for one-way flight options from Heathrow to Connecticut. Find affordable one-way fares based on user searches. Data last updated 15 August 2026.

Search for one-way flight options from Heathrow to Connecticut. Find affordable one-way fares based on user searches. Data last updated 15 August 2026.

Find flight deals from Heathrow to Connecticut

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Connecticut that are best for you.

Best time to book a flight from Heathrow to Connecticut

Have a flexible travel schedule? Discover the best time to fly to Connecticut from Heathrow with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London Heathrow Airport to Connecticut?

How much does it cost for a return flight from London Heathrow Airport to Connecticut?

Airfare is below average for this route at the moment.

London Heathrow Airport to Connecticut flights typically cost between £779 and £924 in September.The cheapest return price found within the last 5 days was £526 on Aer Lingus (4 Sept–28 Sept).

Reviews of airlines servicing Connecticut

Related info for your journey

How long is the flight from London Heathrow Airport to Connecticut?

What are the most popular routes from London Heathrow Airport to Connecticut?

Can I find deals for flights from Heathrow to Connecticut that include hotel bookings?

How can I find direct flights from Heathrow to Connecticut?

Can I find deals for business class flights from Heathrow to Connecticut?

What is the cheapest month to book a flight from London Heathrow Airport to Connecticut?

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.

Alternative routes for Heathrow to Connecticut

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Connecticut by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Heathrow to Connecticut by cabin class

Find flights from Heathrow to Connecticut, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Connecticut flights

Browse other Heathrow and Connecticut flight options. Last updated on 15 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Heathrow to Connecticut flights

Consider these flights travelling from Heathrow to Connecticut.

Top 4 airlines flying from Heathrow to Connecticut

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Connecticut?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Connecticut?

Can Cheapflights find flights from Heathrow to Connecticut with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Connecticut become cheaper?

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Travel Smart

Cheapest flights from Heathrow to Connecticut
Explore the most affordable flight options available from Heathrow to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Best flights from Heathrow to Connecticut
Discover carefully curated flight deals from Heathrow to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Direct flights from Heathrow to Connecticut
Explore direct flight options from Heathrow to Connecticut based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 August 2026.

Last-minute flights from Heathrow to Connecticut
Discover last-minute flight deals from Heathrow to Connecticut. Data last updated 15 August 2026 and is based on user searches.

One-way flights from Heathrow to Connecticut
Search for one-way flight options from Heathrow to Connecticut. Find affordable one-way fares based on user searches. Data last updated 15 August 2026.

London Heathrow Airport to Connecticut flights typically cost between £779 and £924 in September.
The cheapest return price found within the last 5 days was £526 on Aer Lingus (4 Sept–28 Sept).