How many flights depart from Connecticut to London on average per week?

The number of flights available between Connecticut and London is 896 per week as of January 2026. The most frequent departure day is Wed, with 16% of weekly flights leaving on this day.

How long does it take to fly to London?

If you’re flying from a popular airport in Connecticut, such as Hartford or New Haven, and flying into London, then you can expect flight times to average 8h 55m and 18h 50m, respectively.

What airlines fly to London?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to London from Connecticut according to our data. Aer Lingus is the first choice among our users, with 37% of people opting to fly with this airline when traveling to London. Keep in mind that there are 5 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Connecticut to London?

Norse Atlantic UK, TAP AIR PORTUGAL, and Air Canada are the most popular carriers operating from Connecticut to London

When did momondo last update prices for flights from Connecticut to London?

Prices for flights from Connecticut to London refresh daily.

How many operators does momondo search for flights from Connecticut to London?

As of January 2026, there are 21 operators available to choose from for flights from Connecticut to London.

How old do you have to be to fly from Connecticut to London?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$174 Cheap Flights from Connecticut to London in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Connecticut to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:20 pm - 7:10 am

LGA

LHR

10h 50m1 stop

11:10 am - 5:58 pm

LHR

LGA

11h 48m1 stop

$485Air Canada

Sun, Jan 18 - Tue, Jan 27

9:45 am - 9:20 am

JFK

LHR

18h 35m2 stops

1:45 pm - 1:05 pm

LHR

JFK

28h 20m1 stop

$485United Airlines

Wed, Feb 11 - Tue, Feb 17

5:00 pm - 10:50 am

JFK

LGW

12h 50m1 stop

11:45 am - 7:15 pm

LGW

JFK

12h 30m1 stop

$485British Airways

Wed, Jan 14 - Fri, Jan 23

5:00 pm - 8:55 am

JFK

LTN

10h 55m1 stop

9:00 am - 7:29 pm

LTN

JFK

15h 29m1 stop

$485Multiple Airlines

Sun, Jan 18 - Tue, Jan 27

4:50 pm - 1:20 pm

JFK

STN

15h 30m2 stops

9:45 pm - 3:40 pm

STN

JFK

22h 55m3 stops

$485Multiple Airlines

Thu, Jan 15 - Mon, Jan 19

5:05 pm - 7:50 am

JFK

LHR

9h 45m1 stop

9:40 am - 6:20 pm

LHR

JFK

13h 40m1 stop

$486Virgin Atlantic

Sat, Feb 7 - Sat, Feb 14

9:00 pm - 5:50 pm

JFK

LGW

15h 50m1 stop

6:40 pm - 4:40 pm

LGW

JFK

27h 00m1 stop

$486SWISS

Tue, Jan 20 - Fri, Jan 23

9:00 pm - 5:50 pm

JFK

LGW

15h 50m1 stop

6:40 pm - 1:05 pm

LGW

JFK

23h 25m1 stop

$493SWISS

Fri, Jan 23 - Wed, Jan 28

5:00 pm - 7:50 am

LGA

LHR

9h 50m1 stop

1:05 pm - 7:31 pm

LHR

LGA

11h 26m1 stop

$495Virgin Atlantic

Sun, Feb 1 - Tue, Feb 10

9:25 pm - 9:30 am

EWR

LHR

7h 05mnonstop

4:35 pm - 7:25 pm

LHR

EWR

7h 50mnonstop

$499British Airways

Wed, Apr 22 - Tue, May 5

Air Canada flights from Connecticut to London

Our best Air Canada deals on Connecticut to London flight tickets

Air Canada

Jan 18

LGA3:20 pmNew York LaGuardia

10h 50m

1 stop

LHR7:10 amLondon Heathrow

Jan 27

LHR11:10 amLondon Heathrow

11h 48m

1 stop

LGA5:58 pmNew York LaGuardia

$485

Air Canada

Jan 25

LGA3:20 pmNew York LaGuardia

10h 50m

1 stop

LHR7:10 amLondon Heathrow

Feb 5

LHR1:25 pmLondon Heathrow

10h 37m

1 stop

LGA7:02 pmNew York LaGuardia

$486

Air Canada

Feb 4

LGA12:40 pmNew York LaGuardia

15h 40m

2 stops

LHR9:20 amLondon Heathrow

Feb 11

LHR9:00 amLondon Heathrow

18h 33m

2 stops

LGA10:33 pmNew York LaGuardia

$489

British Airways flights from Connecticut to London

Our best British Airways deals on Connecticut to London flight tickets

British Airways

Jan 14

JFK5:00 pmNew York John F Kennedy Intl

12h 50m

1 stop

LGW10:50 amLondon Gatwick

Jan 22

LGW11:45 amLondon Gatwick

12h 30m

1 stop

JFK7:15 pmNew York John F Kennedy Intl

$485

British Airways

Jan 14

JFK3:44 pmNew York John F Kennedy Intl

14h 51m

1 stop

LHR11:35 amLondon Heathrow

Jan 19

LHR7:40 pmLondon Heathrow

22h 40m

1 stop

JFK1:20 pmNew York John F Kennedy Intl

$491

British Airways

Feb 1

JFK9:50 pmNew York John F Kennedy Intl

6h 50m

LHR9:40 amLondon Heathrow

Feb 17

LHR7:05 pmLondon Heathrow

8h 00m

JFK10:05 pmNew York John F Kennedy Intl

$494

Fly from

Fly to

Route

Depart

Return

Price

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 1/18

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Tue 1/27

11:10 am-5:58 pm

1 stop11h 48m

$485

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 2/11

9:45 am-9:20 am

2 stops18h 35m

London Heathrow

Tue 2/17

1:45 pm-1:05 pm

1 stop28h 20m

$485

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Wed 1/14

5:00 pm-10:50 am

1 stop12h 50m

London Gatwick

Fri 1/23

11:45 am-7:15 pm

1 stop12h 30m

$485

New YorkLondon

JFK - LTN

JFKLTN

New York John F Kennedy Intl

Sun 1/18

5:00 pm-8:55 am

1 stop10h 55m

London Luton

Tue 1/27

9:00 am-7:29 pm

1 stop15h 29m

$485

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Thu 1/15

4:50 pm-1:20 pm

2 stops15h 30m

London Stansted

Mon 1/19

9:45 pm-3:40 pm

3 stops22h 55m

$485

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 2/7

5:05 pm-7:50 am

1 stop9h 45m

London Heathrow

Sat 2/14

9:40 am-6:20 pm

1 stop13h 40m

$486

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Tue 1/20

9:00 pm-5:50 pm

1 stop15h 50m

London Gatwick

Fri 1/23

6:40 pm-4:40 pm

1 stop27h 00m

$486

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Fri 1/23

9:00 pm-5:50 pm

1 stop15h 50m

London Gatwick

Wed 1/28

6:40 pm-1:05 pm

1 stop23h 25m

$493

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 2/1

5:00 pm-7:50 am

1 stop9h 50m

London Heathrow

Tue 2/10

1:05 pm-7:31 pm

1 stop11h 26m

$495

NewarkLondon

EWR - LHR

EWRLHR

Newark

Wed 4/22

9:25 pm-9:30 am

Nonstop7h 05m

London Heathrow

Tue 5/5

4:35 pm-7:25 pm

Nonstop7h 50m

$499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Connecticut to London

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

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Connecticut is in January. Flight prices, which tend to average around $741, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Connecticut averaging around $749.

Cheap Connecticut to London flight deals and tips

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

Fastest flight time	6h 50m
Direct flights	Every day
Airports in London	6 airports

The fastest flight from Connecticut to London takes 6h 50m

Direct flights go from Connecticut to London every day.

There are 6 airports in London. From Connecticut there are direct flights to London City (LCY), London Heathrow (LHR).

Search flight deals

When did momondo last update prices for flights from Connecticut to London?
Prices for flights from Connecticut to London refresh daily.
How many operators does momondo search for flights from Connecticut to London?
As of January 2026, there are 21 operators available to choose from for flights from Connecticut to London.
How old do you have to be to fly from Connecticut to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Connecticut to London

Compare and see reviews for airlines that fly from Connecticut to London with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $16	Free Cancellation	Rating 7.2 2,891 reviews	Search JetBlue flights
United Airlines	PriceFrom $648	Free Cancellation	Rating 7.4 9,142 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $655	Free Cancellation	Rating 7.2 1,429 reviews	Search Aer Lingus flights
Delta	PriceFrom $696	Free Cancellation	Rating 7.9 8,032 reviews	Search Delta flights
American Airlines	PriceFrom $704	Free Cancellation	Rating 7.2 11,097 reviews	Search American Airlines flights

Gatwick

Luton

Hounslow

Milton Keynes

Dover

Slough

Guildford

Hayes

Crawley

Dartford

Brentwood

Watford

Wembley

Cobham

Folkestone

Romford

Richmond

Uxbridge

Chelmsford

Stansted

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Connecticut to London for you.

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

momondo does allow users to show only those flights to London from Connecticut which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Connecticut to London?

momondo provides multiple filters to help you find the best flight to London from Connecticut. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Connecticut to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.