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Cheap flights from Connecticut to London Heathrow Airport from £159

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
22 Jan — 29 Jan1
1 adult

Cheap flight deals from Connecticut to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Connecticut (USCT) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 January 2025.

Round-trip from

£319

One-way from

£159
SWISS
  • SWISS
  • 6/2-9/2
  • 2 total stops
  • 45h 15m total
  • Connecticut to London
Search Deals
KLM
  • KLM
  • 24/1
  • Nonstop
  • 6h 58m total
  • Connecticut to London
Search Deals

Find flight deals from Connecticut to Heathrow

Cheapest flights from Connecticut to Heathrow
Explore the most affordable flight options available from Connecticut to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Thu 6/218:10JFK - LHR
1 stop33h 10mMultiple Airlines
Sun 9/206:00LHR - JFK
1 stop12h 05mMultiple Airlines
Deal found 16/1£319
Thu 30/119:45JFK - LHR
1 stop31h 30mSWISS
Sun 2/206:00LHR - JFK
1 stop12h 05mSWISS
Deal found 16/1£320
Fri 14/215:55JFK - LHR
1 stop11h 35mUnited Airlines
Fri 21/208:55LHR - JFK
1 stop12h 45mUnited Airlines
Deal found 15/1£334
Fri 31/118:25JFK - LHR
1 stop21h 55mBrussels Airlines
Sun 2/217:50LHR - JFK
2 stops50h 50mBrussels Airlines
Deal found 16/1£340
Fri 14/213:35LGA - LHR
1 stop11h 55mUnited Airlines
Fri 21/215:00LHR - LGA
1 stop11h 33mUnited Airlines
Deal found 16/1£344
Sun 16/210:20LGA - LHR
1 stop15h 50mAir Canada
Sun 23/215:00LHR - LGA
1 stop11h 33mAir Canada
Deal found 17/1£363
Tue 11/223:55EWR - LHR
1 stop12h 35mTAP AIR PORTUGAL
Tue 18/206:00LHR - EWR
1 stop21h 10mTAP AIR PORTUGAL
Deal found 16/1£366
Mon 3/219:30EWR - LHR
1 stop19h 00mIcelandair
Mon 10/212:15LHR - EWR
1 stop11h 05mIcelandair
Deal found 16/1£367
Sun 19/122:00JFK - LHR
1 stop18h 35mTAP AIR PORTUGAL
Tue 28/118:30LHR - JFK
1 stop30h 35mTAP AIR PORTUGAL
Deal found 16/1£380
Fri 14/213:35LGA - LHR
1 stop11h 55mMultiple Airlines
Tue 18/206:50LHR - LGA
2 stops13h 07mMultiple Airlines
Deal found 17/1£381
Fri 14/220:30EWR - LHR
1 stop10h 20mUnited Airlines
Sun 16/207:10LHR - EWR
1 stop11h 25mUnited Airlines
Deal found 16/1£385
Tue 25/219:25JFK - LHR
1 stop10h 25mIcelandair
Wed 26/312:15LHR - JFK
1 stop10h 45mIcelandair
Deal found 17/1£385

Find flights from Connecticut to Heathrow within your budget

Customise your flight search to find flights from Connecticut to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 6/2

18:10-08:20

1 stop33h 10m

London Heathrow

Sun 9/2

06:00-13:05

1 stop12h 05m

£319

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 30/1

19:45-08:15

1 stop31h 30m

London Heathrow

Sun 2/2

06:00-13:05

1 stop12h 05m

£320

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 14/2

15:55-08:30

1 stop11h 35m

London Heathrow

Fri 21/2

08:55-16:40

1 stop12h 45m

£334

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 31/1

18:25-21:20

1 stop21h 55m

London Heathrow

Sun 2/2

17:50-15:40

2 stops50h 50m

£340

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 14/2

13:35-06:30

1 stop11h 55m

London Heathrow

Fri 21/2

15:00-21:33

1 stop11h 33m

£344

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 16/2

10:20-07:10

1 stop15h 50m

London Heathrow

Sun 23/2

15:00-21:33

1 stop11h 33m

£363

NewarkLondon

EWR - LHR

EWRLHR

Newark

Tue 11/2

23:55-17:30

1 stop12h 35m

London Heathrow

Tue 18/2

06:00-22:10

1 stop21h 10m

£366

NewarkLondon

EWR - LHR

EWRLHR

Newark

Mon 3/2

19:30-19:30

1 stop19h 00m

London Heathrow

Mon 10/2

12:15-18:20

1 stop11h 05m

£367

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 21/3

15:35-07:10

1 stop11h 35m

London Heathrow

Wed 26/3

08:55-19:42

2 stops14h 47m

£370

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 31/1

19:25-10:50

1 stop10h 25m

London Heathrow

Wed 16/4

13:05-19:10

1 stop11h 05m

£380

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 60 results
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Best time to book a flight from Connecticut to Heathrow

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

Travel insights for flights from Connecticut to Heathrow

Get recent, data-driven insights about flights from Connecticut to Heathrow including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of £112). Flying from Connecticut to London Heathrow Airport in August is currently the most expensive (average of £161). 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.

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

Find hourly flight availability from Connecticut to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Connecticut to London Heathrow Airport as you normally would.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 17 January 2025.
To help decide which airline to fly from Connecticut to London, see what other customers have to say about Air Canada, United Airlines and Aer Lingus. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,513 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Connecticut to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at £159. Virgin Atlantic flights start at £161 while deals on Icelandair start at £163 one-way.

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

    The most popular route from Connecticut to London Heathrow Airport is New York John F Kennedy Intl - London Heathrow. You may also consider Newark - London Heathrow or New York LaGuardia - London Heathrow.

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

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

  • How can I find direct flights from Connecticut to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Connecticut to Heathrow 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 Connecticut to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of £112). Flying from Connecticut to London Heathrow Airport in August is currently the most expensive (average of £161). 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

Travelling to a place near Connecticut?

Book flights to Connecticut if you plan to visit one of these locations
Deal
Hounslow
Gatwick
Milton Keynes
Croydon
Luton
Slough
Ilford
Hayes
Eastbourne
Northampton
Swindon
Maidstone
Winchester
Southend-on-Sea
Wembley
Ipswich
Watford
Crawley
Southall

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Alternative routes for Connecticut to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to Gatwick flights
LaGuardia to Gatwick flights
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Dulles Intl to London City flights
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Boston to London City flights
Stewart to Luton flights
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Orlando to Heathrow flights
Newark to Stansted flights
Boston to Stansted flights
Los Angeles to London City flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Philadelphia to Heathrow flights
San Francisco to London City flights
San Francisco to Gatwick flights
Baltimore to Stansted flights
Los Angeles to Gatwick flights
Minneapolis to Heathrow flights
Charlotte to Heathrow flights
Raleigh to Heathrow flights
Seattle to Gatwick flights
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Can Cheapflights find flights from Connecticut to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Connecticut to Heathrow, users can toggle the no change fees filter when performing a flight search.

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