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Heathrow

$295+ Cheap flights from Hartford (BDL) to Heathrow (LHR)

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheapflights Tip: The best prices from Hartford Bradley Intl to London Heathrow are usually found in September or October, booked 73 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Hartford to Heathrow

Cheapest flights from Hartford to Heathrow
Explore the most affordable flight options available from Hartford to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

This JetBlue deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:02 amBDL - LHR
1 stop9h 38mJetBlue
Thu 12/2512:20 pmLHR - BDL
1 stop16h 39mJetBlue
Deal found 12/10$734
This JetBlue deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:02 amBDL - LHR
1 stop9h 38mJetBlue
Tue 12/2312:20 pmLHR - BDL
1 stop16h 39mJetBlue
Deal found 12/8$926
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:50 pmBDL - LHR
2 stops20h 50mUnited Airlines
Sun 12/141:25 pmLHR - BDL
2 stops37h 06mUnited Airlines
Deal found 12/8$965
This Expedia deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:02 amBDL - LHR
1 stop21h 28mJetBlue
Sun 12/147:45 amLHR - BDL
1 stop19h 57mJetBlue
Deal found 12/8$1,007
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:15 pmBDL - LHR
2 stops31h 55mUnited Airlines
Tue 12/301:00 pmLHR - BDL
2 stops26h 36mUnited Airlines
Deal found 12/9$1,042
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/134:42 pmBDL - LHR
1 stop13h 33mUnited Airlines
Mon 12/1511:05 amLHR - BDL
2 stops39h 26mUnited Airlines
Deal found 12/8$1,045
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:00 amBDL - LHR
2 stops22h 20mUnited Airlines
Tue 12/169:00 amLHR - BDL
2 stops19h 59mUnited Airlines
Deal found 12/10$1,049
This Expedia deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:00 amBDL - LHR
2 stops20h 10mMultiple Airlines
Mon 12/156:30 amLHR - BDL
2 stops17h 23mMultiple Airlines
Deal found 12/8$1,059
This Delta deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:30 amBDL - LHR
1 stop17h 55mDelta
Wed 12/248:40 amLHR - BDL
2 stops19h 56mDelta
Deal found 12/9$1,062
This FlightHub deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:40 pmBDL - LHR
1 stop16h 55mAer Lingus
Tue 12/237:50 amLHR - BDL
1 stop13h 20mAer Lingus
Deal found 12/9$1,089
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:50 pmBDL - LHR
1 stop10h 00mUnited Airlines
Wed 12/1012:05 pmLHR - BDL
1 stop11h 48mUnited Airlines
Deal found 12/8$1,090

Find flight deals from Hartford to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) 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 December 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$534
(Orbitz)

One-way from

$295
(Expedia)

Popular in

June

Cheapest in

September

Average price

$1,047
Provider with most accurate pricing for Hartford Bradley Intl-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hartford Bradley Intl-London Heathrow flights.
Search Deals
From Hartford Bradley Intl to London Heathrow
Search Deals
One-way flight from Hartford Bradley Intl to London Heathrow
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hartford 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 2,558,603 searches. Data last updated December 10, 2025.
Use the filters below to find and compare flights from Hartford to London Heathrow Airport that are best for you.

Fly from

Hartford

Fly to

Heathrow

Route

Depart

Return

Price

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 2/6

10:07 am-8:30 am

2 stops17h 23m

London Heathrow

Sun 2/8

8:30 am-7:14 pm

2 stops15h 44m

$534

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 1/23

10:07 am-10:50 am

1 stop19h 43m

London Heathrow

Fri 1/30

6:50 am-9:29 pm

2 stops19h 39m

$627

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 1/13

4:46 pm-11:15 am

1 stop13h 29m

London Heathrow

Tue 1/20

6:35 am-9:29 pm

2 stops19h 54m

$628

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 1/23

10:07 am-6:40 am

1 stop15h 33m

London Heathrow

Tue 1/27

6:50 am-9:29 pm

2 stops19h 39m

$628

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 2/8

3:00 pm-6:40 am

1 stop10h 40m

London Heathrow

Sun 2/15

6:50 am-6:52 pm

2 stops17h 02m

$628

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 1/20

3:02 pm-10:50 am

1 stop14h 48m

London Heathrow

Sun 1/25

9:00 am-11:44 pm

2 stops19h 44m

$628

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Thu 1/8

7:20 am-7:50 am

1 stop19h 30m

London Heathrow

Thu 1/15

10:00 am-11:40 pm

2 stops18h 40m

$629

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 3/17

2:15 pm-9:00 am

1 stop14h 45m

London Heathrow

Wed 3/25

11:45 am-11:12 pm

2 stops15h 27m

$629

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 3/16

2:19 pm-6:25 am

1 stop12h 06m

London Heathrow

Wed 3/25

11:45 am-11:12 pm

2 stops15h 27m

$629

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 2/8

7:20 am-7:05 am

2 stops18h 45m

London Heathrow

Sun 2/15

6:30 am-11:39 pm

2 stops22h 09m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 23 results
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Compare providers for flights from Hartford to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hartford to Heathrow in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hartford-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hartford-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hartford-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hartford-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hartford-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Hartford to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Hartford with our price prediction graph.
Estimated round-trip 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 Hartford to London Heathrow Airport

How far ahead should I book a flight from Hartford to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Hartford to Heathrow. Price data was last updated on December 5, 2025.

The price you pay for your flight from Hartford to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of $599). Flying from Hartford to London Heathrow Airport in January is currently the most expensive (average of $2,366). 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 BDL to LHR?

Find hourly flight availability from Hartford 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 December 10, 2025.

A simple way to save on the total cost of your ticket is to fly from Hartford to London Heathrow Airport in the morning. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the evening.

How much does it cost to fly round-trip from Hartford to London Heathrow Airport?

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 December 10, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Hartford to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Aer Lingus
7.2
Good
1,392 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,898 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Hartford to London Heathrow?

    Hartford Bradley Intl (BDL) is the airport you will fly out of if you book a flight from Hartford to London Heathrow. You should not have trouble finding flights to London Heathrow from Bradley Intl; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Hartford airport to London Heathrow. It is only a 11.9 mi journey to Bradley Intl (BDL) from Hartford’s city center.

  • How long is the flight from Hartford to London Heathrow Airport?

    Airlines like United Airlines fly from Hartford to London Heathrow Airport in about 19h 43m. The time it takes to get you to your destination can typically vary by up to . The distance from Hartford to London Heathrow Airport is about 3340 mi.

  • What are the cheapest airlines flying from Hartford to London Heathrow Airport round-trip?

    According to our current data, JetBlue ($16), United Airlines ($648), and Aer Lingus ($655) offers the cheapest pricing from Hartford to London Heathrow Airport. Users have found that JetBlue is 98% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of $599). Flying from Hartford to London Heathrow Airport in January is currently the most expensive (average of $2,366). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley

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 Hartford to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Hartford to Southend flights

Top 5 airlines flying from Hartford to Heathrow

Discover the top 5 airlines that operate flights from Hartford to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$16Average$654FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$648Average$975FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$655Average$874FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$696Average$833FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$704Average$961FlexibilityNo cancel feeOn-time71%

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