How long is the flight from London to Connecticut?

Airlines like Norse Atlantic UK, Finnair, and KLM fly from London to Connecticut in about 7h 45m. The time it takes to get you to your destination can typically vary by up to 6h. The distance from London to Connecticut is about 3440 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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 to Connecticut?

The most popular flight routes from London to Connecticut are London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark and London Gatwick - New York John F Kennedy Intl.

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

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

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

When flying from London 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 London to Connecticut that include hotel bookings?

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

How can I find direct flights from London to Connecticut?

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

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

Yes. Cheapflights offers flight deals from London 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.

£345+ Cheap Flights from London to Connecticut

Cheap flight deals from London to Connecticut

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to Connecticut
Explore the most affordable flight options available from London to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Tue 15/911:30 -

1 stop12h 25m

Fri 25/920:40 -

1 stop18h 20m

Deal found 3/9£398

Fri 9/1009:30 -

1 stop10h 06m

Sun 18/1010:35 -

1 stop14h 55m

Deal found 3/9£398

Wed 4/1112:45 -

1 stop11h 44m

Wed 11/1117:00 -

1 stop11h 50m

Deal found 3/9£398

Fri 16/1016:20 -

Nonstop8h 20m

Mon 26/1023:20 -

Nonstop7h 10m

Deal found 4/9£398

Thu 5/1111:45 -

1 stop12h 30m

Sun 8/1117:05 -

1 stop12h 45m

Deal found 5/9£399

Thu 1/1014:05 -

2 stops35h 00m

Thu 15/1016:15 -

2 stops23h 45m

Deal found 5/9£399

Wed 21/1010:20 -

1 stop13h 50m

Thu 29/1011:05 -

Nonstop7h 05m

Deal found 3/9£399

Tue 3/1108:35 -

1 stop13h 05m

Tue 10/1121:00 -

1 stop15h 50m

Deal found 3/9£399

Thu 15/1014:05 -

1 stop10h 31m

Fri 23/1015:30 -

1 stop10h 00m

Deal found 2/9£399

Fri 9/1009:15 -

1 stop12h 20m

Wed 14/1016:15 -

1 stop15h 20m

Deal found 3/9£399

Thu 3/1207:55 -

1 stop14h 25m

Mon 7/1218:50 -

1 stop16h 15m

Deal found 2/9£399

Mon 5/1014:25 -

3 stops30h 15m

Sun 11/1018:55 -

2 stops21h 45m

Deal found 4/9£399

Best flights from London to Connecticut
Discover carefully curated flight deals from London to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Thu 8/1013:05 -

Nonstop7h 50m

Thu 15/1018:20 -

Nonstop7h 00m

Deal found 5/9£399

Fri 30/1010:20 -

1 stop13h 45m

Tue 3/1110:10 -

Nonstop7h 00m

Deal found 3/9£399

Sun 20/920:05 -

Nonstop7h 45m

Sun 27/920:35 -

Nonstop7h 15m

Deal found 5/9£402

Thu 17/918:35 -

Nonstop8h 15m

Tue 22/918:30 -

Nonstop7h 15m

Deal found 1/9£402

Sat 3/1010:25 -

1 stop17h 15m

Wed 7/1018:30 -

1 stop9h 55m

Deal found 3/9£403

Thu 15/1015:00 -

1 stop10h 45m

Mon 19/1022:40 -

1 stop10h 05m

Deal found 4/9£404

Fri 6/1113:00 -

1 stop13h 31m

Sun 29/1115:30 -

1 stop10h 40m

Deal found 5/9£407

Thu 19/1106:15 -

1 stop14h 55m

Mon 23/1117:40 -

1 stop12h 05m

Deal found 5/9£408

Sat 26/911:30 -

1 stop12h 25m

Thu 1/1020:40 -

1 stop18h 20m

Deal found 4/9£413

Fri 6/1110:40 -

1 stop14h 25m

Sun 29/1122:00 -

2 stops17h 35m

Deal found 2/9£459

Thu 8/1007:05 -

1 stop13h 35m

Thu 15/1017:10 -

2 stops14h 45m

Deal found 1/9£474

Tue 16/211:55 -

1 stop11h 30m

Sun 21/219:35 -

1 stop10h 20m

Deal found 4/9£513

Sun 29/1111:40 -

1 stop26h 00m

Fri 4/1209:40 -

1 stop19h 05m

Deal found 3/9£631

Tue 1/1217:20 -

1 stop22h 35m

Wed 27/100:20 -

1 stop28h 35m

Deal found 3/9£667

Tue 3/1110:00 -

1 stop12h 15m

Tue 17/1113:15 -

2 stops14h 45m

Deal found 5/9£403

Fri 4/1210:20 -

1 stop13h 45m

Tue 8/1214:54 -

1 stop11h 26m

Deal found 1/9£405

Thu 17/911:45 -

1 stop12h 30m

Mon 28/923:55 -

Nonstop7h 10m

Deal found 5/9£405

Fri 2/1014:05 -

1 stop12h 25m

Sun 11/1017:40 -

1 stop11h 20m

Deal found 5/9£408

Thu 1/1011:30 -

1 stop12h 25m

Mon 5/1023:45 -

1 stop15h 15m

Deal found 5/9£414

Sat 21/1112:15 -

1 stop14h 45m

Tue 24/1123:45 -

1 stop12h 50m

Deal found 5/9£430

Fri 2/1017:00 -

1 stop10h 40m

Sun 11/1016:30 -

1 stop18h 30m

Deal found 5/9£404

Tue 20/1009:40 -

1 stop11h 46m

Tue 27/1016:00 -

1 stop10h 50m

Deal found 1/9£407

Wed 21/1008:00 -

1 stop18h 00m

Wed 4/1123:25 -

2 stops18h 15m

Deal found 2/9£465

Tue 13/1007:30 -

1 stop11h 10m

Thu 22/1008:20 -

Nonstop7h 20m

Deal found 4/9£429

Sat 17/1006:40 -

2 stops14h 00m

Tue 20/1017:10 -

1 stop16h 25m

Deal found 1/9£475

Fri 18/910:25 -

1 stop17h 15m

Tue 29/909:50 -

2 stops18h 35m

Deal found 3/9£404

Mon 11/115:50 -

Nonstop8h 20m

Mon 18/120:00 -

Nonstop7h 05m

Deal found 3/9£408

Fri 11/1206:00 -

1 stop17h 00m

Sun 20/1219:25 -

1 stop14h 40m

Deal found 3/9£451

Fri 6/1110:40 -

2 stops16h 15m

Sat 28/1100:10 -

2 stops15h 30m

Deal found 1/9£476

Fri 25/916:05 -

1 stop12h 21m

Sat 10/1018:00 -

1 stop10h 15m

Deal found 4/9£405

Find flight deals from London to Connecticut

Round-trip from	£398
One-way from	£345
Popular in	May
Cheapest in	February
Average price	£580

SWISS
21/9-5/10
2 total stops
23h 20m total
London to Connecticut

Search Deals

Iberia
29/12-31/12
1 total stop
28h 35m total
London to Connecticut

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£64 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNew York

LGW London Gatwick - JFK New York John F Kennedy Intl

LGWJFK

London Gatwick

Fri 29/1

11:55-18:00

1 stop11h 05m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£349

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Mon 1/2

07:30-18:32

2 stops16h 02m

New York LaGuardia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£350

LondonNew York

STN London Stansted - JFK New York John F Kennedy Intl

STNJFK

London Stansted

Tue 15/9

12:30-20:05

2 stops36h 35m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£350

LondonNew York

LTN London Luton - JFK New York John F Kennedy Intl

LTNJFK

London Luton

Wed 16/9

21:50-20:05

2 stops27h 15m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£353

LondonNew York

STN London Stansted - JFK New York John F Kennedy Intl

STNJFK

London Stansted

Sun 3/1

20:55-17:40

2 stops25h 45m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£357

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Sat 7/11

08:05-11:14

Nonstop8h 09m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£358

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Sun 31/1

11:05-07:31

2 stops49h 26m

Newark

Wed 31/12

00:00-06:00

Nonstop0h 00m

£360

LondonNew York

LTN London Luton - JFK New York John F Kennedy Intl

LTNJFK

London Luton

Thu 24/9

12:45-20:05

2 stops36h 20m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£360

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Mon 2/11

16:25-19:35

Nonstop8h 10m

Newark

Wed 31/12

00:00-06:00

Nonstop0h 00m

£362

Fastest return journey

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Tue 3/11

08:00-10:50

Nonstop7h 50m

Newark

Wed 31/12

00:00-06:00

Nonstop0h 00m

£362

Flights are sorted by cheapest return flights first.

Deals found on 5/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Connecticut

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

LGW-JFK

LHR-JFK

LHR-LGA

LTN-EWR

LGW-EWR

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 to Connecticut

LON-USCT

LGW-JFK

LHR-JFK

LHR-LGA

LTN-EWR

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

Currently, September is the cheapest month in which you can book a flight from London to Connecticut (average of £540). Flying from London to Connecticut in July is currently the most expensive (average of £919). 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 to Connecticut?

Airfare is typical for this route at the moment.

London to Connecticut flights typically cost between £523 and £648 in November.
The cheapest return price found within the last 5 days was £610 on JetBlue (5 Nov–8 Nov).

Reviews of airlines servicing Connecticut

Get a feel of what it's like to fly with Aer Lingus and JetBlue from London to Connecticut by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.3

Good

1,746 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Aer Lingus

7.3

Good

1,746 reviews

Aer Lingus

7.3

Good

1,746 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

JetBlue

7.1

Good

3,046 reviews

Aer Lingus

7.3

Good

1,746 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

How long is the flight from London to Connecticut?
Airlines like Norse Atlantic UK, Finnair, and KLM fly from London to Connecticut in about 7h 45m. The time it takes to get you to your destination can typically vary by up to 6h. The distance from London to Connecticut is about 3440 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from London to Connecticut?
The most popular flight routes from London to Connecticut are London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark and London Gatwick - New York John F Kennedy Intl.
Can I find deals for flights from London to Connecticut that include hotel bookings?
Yes. In addition to deals on London to Connecticut flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Connecticut?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Connecticut.
Can I find deals for business class flights from London to Connecticut?
Yes. Cheapflights offers flight deals from London 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 to Connecticut?
Currently, September is the cheapest month in which you can book a flight from London to Connecticut (average of £540). Flying from London to Connecticut in July is currently the most expensive (average of £919). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for London to Connecticut

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Gatwick to John F Kennedy Intl flights

Heathrow to LaGuardia flights

Stansted to John F Kennedy Intl flights

London City to John F Kennedy Intl flights

Gatwick to Newark flights

Gatwick to LaGuardia flights

Luton to John F Kennedy Intl flights

Heathrow to Orlando flights

Heathrow to Miami flights

Luton to Newark flights

Stansted to Newark flights

London City to Newark flights

Heathrow to Los Angeles flights

Manchester to John F Kennedy Intl flights

Heathrow to Boston flights

Heathrow to Dallas/Fort Worth flights

Heathrow to San Francisco flights

Heathrow to Las Vegas flights

Manchester to Orlando flights

Gatwick to Orlando flights

Gatwick to Miami flights

Heathrow to O'Hare Intl flights

Heathrow to Atlanta flights

Stansted to Miami flights

Manchester to Newark flights

London City to Miami flights

Stansted to Orlando flights

Manchester to LaGuardia flights

Heathrow to Dulles Intl flights

Heathrow to Hobby flights

Heathrow to Seattle flights

London City to Orlando flights

Heathrow to Baltimore flights

Gatwick to Los Angeles flights

Luton to Miami flights

London City to Los Angeles flights

Heathrow to George Bush Intcntl flights

Stansted to Los Angeles flights

Gatwick to Boston flights

Heathrow to Tampa flights

Gatwick to Dallas/Fort Worth flights

London City to Boston flights

Edinburgh to John F Kennedy Intl flights

Heathrow to Sky Harbor Intl flights

Gatwick to San Francisco flights

Heathrow to Nashville flights

Stansted to Dallas/Fort Worth flights

Stansted to Boston flights

Top 4 airlines flying from London to Connecticut

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£443	Average£475	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£717	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£578	Average£820	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from London 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 London today with Cheapflights!

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Connecticut flexibly with Cheapflights today.

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

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

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.

Cheap flights from London to Connecticut from £345

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Connecticut

Cheapest flights from London to ConnecticutExplore the most affordable flight options available from London to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Explore the most affordable flight options available from London to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Best flights from London to ConnecticutDiscover carefully curated flight deals from London to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Discover carefully curated flight deals from London to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Direct flights from London to ConnecticutExplore direct flight options from London to Connecticut based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Explore direct flight options from London to Connecticut based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Last-minute flights from London to ConnecticutDiscover last-minute flight deals from London to Connecticut. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Connecticut. Data last updated 6 September 2026 and is based on user searches.

One-way flights from London to ConnecticutSearch for one-way flight options from London to Connecticut. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Search for one-way flight options from London to Connecticut. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Find flight deals from London 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 to Connecticut that are best for you.

Best time to book a flight from London to Connecticut

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

Cheapflights Insights

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

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

Airfare is typical for this route at the moment.

London to Connecticut flights typically cost between £523 and £648 in November.The cheapest return price found within the last 5 days was £610 on JetBlue (5 Nov–8 Nov).

Reviews of airlines servicing Connecticut

Get a feel of what it's like to fly with Aer Lingus and JetBlue from London to Connecticut by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London to Connecticut?

What are the most popular routes from London to Connecticut?

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

How can I find direct flights from London to Connecticut?

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

What is the cheapest month to book a flight from London 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 London 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 London to Connecticut by cabin class

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

London and Connecticut flights

Browse other London and Connecticut flight options. Last updated on 6 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Connecticut flights

Consider these flights travelling from London to Connecticut.

Top 4 airlines flying from London to Connecticut

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from London to Connecticut
Explore the most affordable flight options available from London to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Best flights from London to Connecticut
Discover carefully curated flight deals from London to Connecticut that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Direct flights from London to Connecticut
Explore direct flight options from London to Connecticut based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Last-minute flights from London to Connecticut
Discover last-minute flight deals from London to Connecticut. Data last updated 6 September 2026 and is based on user searches.

One-way flights from London to Connecticut
Search for one-way flight options from London to Connecticut. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

London to Connecticut flights typically cost between £523 and £648 in November.
The cheapest return price found within the last 5 days was £610 on JetBlue (5 Nov–8 Nov).