How long is the flight from London to Connecticut?

Airlines like United Airlines, Delta, and KLM fly from London to Connecticut in about 10h 20m. The time it takes to get you to your destination can typically vary by up to 19h 20m. 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.

£354+ 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 18 August 2026.

Thu 5/1110:00 -

1 stop12h 15m

Tue 10/1101:00 -

1 stop9h 45m

Deal found 17/8£423

Thu 1/1014:05 -

1 stop10h 31m

Thu 8/1020:30 -

1 stop29h 00m

Deal found 17/8£423

Wed 7/1009:15 -

1 stop12h 20m

Wed 11/1121:00 -

1 stop10h 50m

Deal found 17/8£423

Thu 3/912:00 -

3 stops32h 40m

Thu 10/918:55 -

2 stops23h 25m

Deal found 17/8£423

Sun 20/906:50 -

1 stop11h 10m

Sun 27/916:15 -

1 stop10h 40m

Deal found 17/8£423

Fri 6/1121:45 -

2 stops25h 15m

Fri 13/1119:25 -

2 stops20h 40m

Deal found 18/8£423

Thu 10/913:05 -

Nonstop7h 50m

Tue 29/918:20 -

Nonstop7h 00m

Deal found 17/8£423

Wed 4/1106:20 -

2 stops19h 12m

Sun 8/1116:00 -

1 stop9h 50m

Deal found 18/8£423

Wed 7/1009:15 -

1 stop12h 20m

Wed 14/1016:15 -

1 stop11h 25m

Deal found 18/8£423

Mon 16/1109:40 -

1 stop11h 45m

Fri 20/1118:30 -

1 stop10h 40m

Deal found 17/8£423

Fri 11/908:30 -

1 stop16h 35m

Fri 18/921:50 -

1 stop19h 20m

Deal found 18/8£423

Tue 13/1009:15 -

1 stop18h 15m

Tue 20/1000:30 -

1 stop15h 35m

Deal found 18/8£423

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 18 August 2026.

Thu 10/912:10 -

1 stop29h 40m

Thu 17/921:45 -

1 stop29h 35m

Deal found 13/8£430

Thu 31/1206:30 -

1 stop12h 30m

Mon 4/108:00 -

Nonstop7h 10m

Deal found 17/8£440

Wed 9/911:45 -

1 stop10h 20m

Wed 23/920:15 -

Nonstop7h 35m

Deal found 17/8£451

Fri 6/1108:40 -

2 stops16h 19m

Sat 21/1114:25 -

1 stop12h 25m

Deal found 15/8£452

Mon 14/912:00 -

Nonstop8h 00m

Mon 21/921:00 -

Nonstop7h 20m

Deal found 13/8£453

Fri 18/912:00 -

Nonstop8h 00m

Sat 26/909:35 -

Nonstop6h 50m

Deal found 13/8£453

Fri 4/1218:00 -

Nonstop8h 30m

Mon 7/1208:20 -

Nonstop7h 15m

Deal found 16/8£454

Wed 25/1109:35 -

1 stop17h 20m

Sat 28/1100:10 -

2 stops15h 30m

Deal found 17/8£457

Fri 4/913:20 -

Nonstop7h 55m

Wed 9/920:20 -

Nonstop7h 10m

Deal found 14/8£459

Thu 15/1015:40 -

1 stop11h 25m

Mon 19/1020:30 -

1 stop13h 10m

Deal found 17/8£487

Sat 29/806:50 -

1 stop11h 10m

Thu 3/918:10 -

1 stop17h 55m

Deal found 15/8£496

Tue 15/913:05 -

Nonstop7h 50m

Fri 25/918:20 -

Nonstop7h 00m

Deal found 13/8£515

Thu 19/1106:40 -

2 stops14h 05m

Thu 26/1117:35 -

2 stops16h 00m

Deal found 17/8£558

Sun 7/211:40 -

1 stop26h 10m

Fri 19/209:30 -

1 stop19h 15m

Deal found 17/8£629

Thu 8/1017:35 -

1 stop33h 55m

Wed 14/1000:25 -

1 stop28h 30m

Deal found 14/8£665

Fri 11/907:30 -

1 stop17h 35m

Fri 18/921:50 -

1 stop15h 50m

Deal found 14/8£434

Thu 19/1112:50 -

Nonstop8h 30m

Thu 26/1108:20 -

Nonstop7h 15m

Deal found 17/8£454

Fri 23/1015:20 -

Nonstop8h 20m

Mon 2/1109:25 -

Nonstop6h 55m

Deal found 16/8£454

Fri 2/1010:25 -

1 stop13h 20m

Fri 9/1016:30 -

1 stop11h 55m

Deal found 17/8£456

Wed 6/110:10 -

Nonstop8h 20m

Fri 19/309:00 -

Nonstop7h 10m

Deal found 13/8£462

Thu 19/1110:40 -

1 stop14h 25m

Mon 30/1122:00 -

2 stops17h 35m

Deal found 16/8£465

Wed 18/1109:20 -

1 stop10h 40m

Thu 26/1117:00 -

1 stop10h 10m

Deal found 17/8£467

Fri 9/1009:30 -

2 stops19h 00m

Mon 12/1019:29 -

1 stop10h 11m

Deal found 17/8£435

Wed 14/1020:40 -

2 stops48h 58m

Sun 18/1023:55 -

1 stop15h 05m

Deal found 15/8£483

Wed 11/1112:50 -

Nonstop8h 30m

Sun 15/1120:00 -

Nonstop7h 25m

Deal found 16/8£454

Tue 6/1010:35 -

2 stops27h 10m

Thu 15/1017:00 -

1 stop11h 25m

Deal found 17/8£461

Sat 9/110:10 -

Nonstop8h 20m

Fri 19/309:00 -

Nonstop7h 10m

Deal found 13/8£462

Sat 21/1110:10 -

2 stops17h 00m

Sat 28/1117:40 -

1 stop11h 10m

Deal found 16/8£466

Mon 21/909:20 -

1 stop10h 15m

Sun 11/1019:10 -

1 stop9h 20m

Deal found 13/8£474

Fri 18/906:50 -

2 stops15h 35m

Wed 23/918:29 -

1 stop12h 26m

Deal found 14/8£435

Find flight deals from London to Connecticut

Round-trip from	£423
One-way from	£354
Popular in	May
Cheapest in	January
Average price	£874

Virgin Atlantic
5/11-10/11
2 total stops
22h 00m total
London to Connecticut

Search Deals

3/10
3 total stops
47h 45m total
London to Connecticut

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£59 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

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

12:10-12:50

1 stop29h 40m

New York John F Kennedy Intl

Thu 17/9

21:45-08:20

1 stop29h 35m

£430

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Fri 11/9

07:30-20:05

1 stop17h 35m

New York John F Kennedy Intl

Fri 18/9

21:50-18:40

1 stop15h 50m

£434

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Fri 9/10

09:30-23:30

2 stops19h 00m

New York LaGuardia

Mon 12/10

19:29-10:40

1 stop10h 11m

£435

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

Wed 23/9

18:29-11:55

1 stop12h 26m

£435

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Thu 31/12

06:30-14:00

1 stop12h 30m

New York John F Kennedy Intl

Mon 4/1

08:00-20:10

Nonstop7h 10m

£440

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Wed 9/9

11:45-17:05

1 stop10h 20m

New York John F Kennedy Intl

Wed 23/9

20:15-08:50

Nonstop7h 35m

£451

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Fri 6/11

08:40-19:59

2 stops16h 19m

Newark

Sat 21/11

14:25-07:50

1 stop12h 25m

£452

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Mon 14/9

12:00-15:00

Nonstop8h 00m

Newark

Mon 21/9

21:00-09:20

Nonstop7h 20m

£453

Fastest return journey

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Fri 18/9

12:00-15:00

Nonstop8h 00m

Newark

Sat 26/9

09:35-21:25

Nonstop6h 50m

£453

LondonNewark

LHR London Heathrow - EWR Newark

LHREWR

London Heathrow

Thu 19/11

12:50-16:20

Nonstop8h 30m

Newark

Thu 26/11

08:20-20:35

Nonstop7h 15m

£454

Flights are sorted by cheapest return flights first.

Deals found on 16/8

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-LGA

LCY-JFK

STN-JFK

LHR-JFK

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-LGA

LCY-JFK

STN-JFK

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

Currently, October is the cheapest month in which you can book a flight from London to Connecticut (average of £494). Flying from London to Connecticut in July is currently the most expensive (average of £916). 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 below average for this route at the moment.

London to Connecticut flights typically cost between £861 and £884 in September.
The cheapest return price found within the last 5 days was £555 on Multiple Airlines (18 Sept–26 Sept).

Reviews of airlines servicing Connecticut

Get a feel of what it's like to fly with United Airlines,Aer Lingus, andJetBlue 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.

United Airlines

7.4

Good

10,102 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

10,102 reviews

United Airlines

7.4

Good

10,102 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Aer Lingus

7.3

Good

1,708 reviews

United Airlines

7.4

Good

10,102 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

JetBlue

7.1

Good

3,034 reviews

United Airlines

7.4

Good

10,102 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Lufthansa

6.8

Okay

8,198 reviews

United Airlines

7.4

Good

10,102 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 to Connecticut?
Airlines like United Airlines, Delta, and KLM fly from London to Connecticut in about 10h 20m. The time it takes to get you to your destination can typically vary by up to 19h 20m. 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, October is the cheapest month in which you can book a flight from London to Connecticut (average of £494). Flying from London to Connecticut in July is currently the most expensive (average of £916). 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

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Alternative routes for London to Connecticut

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Gatwick to Dulles Intl flights

Heathrow to Reagan-National flights

Top 4 airlines flying from London to Connecticut

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£431	Average£469	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
United Airlines	Cheapest£547	Average£598	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£553	Average£715	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£577	Average£811	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.

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Cheap flights from London to Connecticut from £354

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 3/10. 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 18 August 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 18 August 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 18 August 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 18 August 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 18 August 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 18 August 2026.

Last-minute flights from London to ConnecticutDiscover last-minute flight deals from London to Connecticut. Data last updated 18 August 2026 and is based on user searches.

Discover last-minute flight deals from London to Connecticut. Data last updated 18 August 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 18 August 2026.

Search for one-way flight options from London to Connecticut. Find affordable one-way fares based on user searches. Data last updated 18 August 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 below average for this route at the moment.

London to Connecticut flights typically cost between £861 and £884 in September.The cheapest return price found within the last 5 days was £555 on Multiple Airlines (18 Sept–26 Sept).

Reviews of airlines servicing Connecticut

Get a feel of what it's like to fly with United Airlines,Aer Lingus, andJetBlue 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 18 August 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 18 August 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 18 August 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 18 August 2026.

Last-minute flights from London to Connecticut
Discover last-minute flight deals from London to Connecticut. Data last updated 18 August 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 18 August 2026.

London to Connecticut flights typically cost between £861 and £884 in September.
The cheapest return price found within the last 5 days was £555 on Multiple Airlines (18 Sept–26 Sept).