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Cheap flights from Connecticut to the United Kingdom from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to the United Kingdom departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Connecticut to the United Kingdom

Cheap round-trip flights

American Airlines Logo
8:05 am - 8:00 pmJFK-LHR
6h 55mnonstop
American Airlines Logo
6:15 am - 1:15 pmLHR-JFK
12h 00m1 stop
$425American Airlines
Find Deal
Thu, Dec 11 - Fri, Dec 12
Norse Atlantic UK Logo
6:20 pm - 6:20 amJFK-LGW
7h 00mnonstop
Norse Atlantic UK Logo
1:00 pm - 4:50 pmLGW-JFK
7h 50mnonstop
$425Norse Atlantic UK
Find Deal
Tue, Oct 21 - Wed, Oct 29
TAP AIR PORTUGAL Logo
10:00 pm - 8:35 pmJFK-LGW
17h 35m2 stops
TAP AIR PORTUGAL Logo
10:40 am - 8:05 pmLGW-JFK
14h 25m1 stop
$426TAP AIR PORTUGAL
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Mon, Nov 17 - Tue, Dec 2
Multiple Airlines Logo
9:10 pm - 9:05 pmJFK-STN
18h 55m1 stop
Multiple Airlines Logo
6:30 am - 4:50 pmSTN-JFK
15h 20m1 stop
$426Multiple Airlines
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Wed, Dec 10 - Sun, Dec 14
Multiple Airlines Logo
5:00 pm - 9:45 amJFK-LGW
11h 45m1 stop
Multiple Airlines Logo
1:20 pm - 7:25 pmLGW-JFK
11h 05m1 stop
$427Multiple Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
TAP AIR PORTUGAL Logo
10:00 pm - 3:05 pmJFK-LGW
12h 05m1 stop
TAP AIR PORTUGAL Logo
10:40 am - 8:05 pmLGW-JFK
14h 25m1 stop
$429TAP AIR PORTUGAL
Find Deal
Wed, Nov 12 - Tue, Nov 25
LEVEL Logo
11:45 pm - 6:00 pmJFK-LHR
13h 15m1 stop
LEVEL Logo
6:50 pm - 10:00 pmLHR-JFK
32h 10m1 stop
$429LEVEL
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Wed, Jan 28 - Sun, Feb 1
Virgin Atlantic Logo
8:10 am - 8:00 pmJFK-LHR
6h 50mnonstop
Virgin Atlantic Logo
8:00 pm - 11:55 pmLHR-JFK
7h 55mnonstop
$436Virgin Atlantic
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Thu, Oct 23 - Mon, Oct 27
LEVEL Logo
11:45 pm - 6:00 pmJFK-LHR
14h 15m1 stop
LEVEL Logo
9:55 am - 10:00 pmLHR-JFK
16h 05m1 stop
$442LEVEL
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Wed, Mar 11 - Wed, Mar 25
Virgin Atlantic Logo
2:40 pm - 6:45 amJFK-LHR
11h 05m1 stop
Virgin Atlantic Logo
8:00 pm - 11:55 pmLHR-JFK
7h 55mnonstop
$447Virgin Atlantic
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Thu, Oct 23 - Mon, Oct 27

American Airlines flights from Connecticut to United Kingdom

Our best American Airlines deals on Connecticut to United Kingdom flight tickets
American Airlines
Dec 11
JFK8:05 amNew York John F Kennedy Intl
6h 55m
LHR8:00 pmLondon Heathrow
Dec 12
LHR6:15 amLondon Heathrow
12h 00m
1 stop
JFK1:15 pmNew York John F Kennedy Intl
$425
Find similar
American Airlines
Sep 19
JFK5:30 pmNew York John F Kennedy Intl
11h 00m
1 stop
LHR9:30 amLondon Heathrow
Sep 21
LHR7:55 amLondon Heathrow
11h 55m
1 stop
JFK2:50 pmNew York John F Kennedy Intl
$467
Find similar
American Airlines
Nov 12
LGA11:29 amNew York LaGuardia
16h 31m
2 stops
LGW9:00 amLondon Gatwick
Nov 25
LGW11:20 amLondon Gatwick
17h 08m
2 stops
LGA11:28 pmNew York LaGuardia
$494
Find similar

Virgin Atlantic flights from Connecticut to United Kingdom

Our best Virgin Atlantic deals on Connecticut to United Kingdom flight tickets
Virgin Atlantic
Oct 23
JFK8:10 amNew York John F Kennedy Intl
6h 50m
LHR8:00 pmLondon Heathrow
Oct 27
LHR8:00 pmLondon Heathrow
7h 55m
JFK11:55 pmNew York John F Kennedy Intl
$436
Find similar
Virgin Atlantic
Oct 23
JFK2:40 pmNew York John F Kennedy Intl
11h 05m
1 stop
LHR6:45 amLondon Heathrow
Oct 27
LHR8:00 pmLondon Heathrow
7h 55m
JFK11:55 pmNew York John F Kennedy Intl
$447
Find similar
Virgin Atlantic
Oct 1
JFK9:00 pmNew York John F Kennedy Intl
7h 15m
LHR9:15 amLondon Heathrow
Oct 12
LHR3:45 pmLondon Heathrow
8h 05m
JFK6:50 pmNew York John F Kennedy Intl
$493
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Connecticut to United Kingdom 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, momondo users made 832,500 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from Connecticut to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 12/11

8:05 am-8:00 pm

Nonstop6h 55m

London Heathrow

Fri 12/12

6:15 am-1:15 pm

1 stop12h 00m

$425

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Tue 10/21

6:20 pm-6:20 am

Nonstop7h 00m

London Gatwick

Wed 10/29

1:00 pm-4:50 pm

Nonstop7h 50m

$425

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Mon 11/17

10:00 pm-8:35 pm

2 stops17h 35m

London Gatwick

Tue 12/2

10:40 am-8:05 pm

1 stop14h 25m

$426

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Wed 12/10

9:10 pm-9:05 pm

1 stop18h 55m

London Stansted

Sun 12/14

6:30 am-4:50 pm

1 stop15h 20m

$426

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Sat 11/8

5:00 pm-9:45 am

1 stop11h 45m

London Gatwick

Fri 11/14

1:20 pm-7:25 pm

1 stop11h 05m

$427

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Wed 11/12

10:00 pm-3:05 pm

1 stop12h 05m

London Gatwick

Tue 11/25

10:40 am-8:05 pm

1 stop14h 25m

$429

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 1/28

11:45 pm-6:00 pm

1 stop13h 15m

London Heathrow

Sun 2/1

6:50 pm-10:00 pm

1 stop32h 10m

$429

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 10/23

8:10 am-8:00 pm

Nonstop6h 50m

London Heathrow

Mon 10/27

8:00 pm-11:55 pm

Nonstop7h 55m

$436

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 3/11

11:45 pm-6:00 pm

1 stop14h 15m

London Heathrow

Wed 3/25

9:55 am-10:00 pm

1 stop16h 05m

$442

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 10/23

2:40 pm-6:45 am

1 stop11h 05m

London Heathrow

Mon 10/27

8:00 pm-11:55 pm

Nonstop7h 55m

$447

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Connecticut to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

In general, April is the cheapest month to fly from Connecticut to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $761. If you aren’t able to travel to United Kingdom during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $783.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Connecticut to United Kingdom is on a Monday when prices can be found for as low as $765. The most expensive day to fly to United Kingdom is Friday, with ticket prices averaging around $907.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is at noon. momondo users have found flights departing from Connecticut to United Kingdom at noon for as low as $832. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the evening, with an average ticket price of $871. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Connecticut to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Connecticut to United Kingdom

Fastest flight time

6h 50m

Direct flights

Every day

Airports in United Kingdom

2 airports
The fastest flight from Connecticut to United Kingdom takes 6h 50m
Direct flights go from Connecticut to United Kingdom every day.
There are 2 airports near United Kingdom: London Heathrow (LHR), London Gatwick (LGW)
Search flight deals

  • When did momondo last update prices for flights from Connecticut to United Kingdom?

    Prices for flights from Connecticut to United Kingdom are updated daily.

  • How many operators does momondo search for flights from Connecticut to United Kingdom?

  • How old do you have to be to fly from Connecticut to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Connecticut to United Kingdom

Compare and see reviews for airlines that fly from Connecticut to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $16Free CancellationRating
7.2
2,911 reviews
Search JetBlue flights
Aer LingusPriceFrom $594Free CancellationRating
7.2
1,281 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $672Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $688Free CancellationRating
7.9
7,964 reviews
Search Delta flights
American AirlinesPriceFrom $700Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $874Free CancellationRating
6.7
7,373 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut to United Kingdom?

It is quick and easy to find Connecticut to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

Can I find flights from Connecticut to United Kingdom with flexible booking policies on momondo?

All flight searches from Connecticut to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Connecticut to United Kingdom?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from Connecticut.

I’m not ready to book a flight from Connecticut to United Kingdom right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Connecticut to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom $333
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Flights to Edinburghfrom $396
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Flights to Birminghamfrom $389
Flights to Newcastle upon Tynefrom $430
Flights to Belfastfrom $514
Flights to Bristolfrom $425
Flights to Invernessfrom $407
Flights to Liverpoolfrom $441
Flights to Aberdeenfrom $487
Flights to Leedsfrom $453