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$424+ 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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Hartford Bradley Intl to London Heathrow are usually found in November or October, booked 48 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$667
(Gotogate)

One-way from

$424
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$944
Provider with most accurate pricing for Hartford Bradley Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Hartford Bradley Intl-London Heathrow flights.
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From Hartford Bradley Intl to London Heathrow
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One-way flight from Hartford Bradley Intl to London Heathrow
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Highest demand for flights based on searches. 8% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find 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 February 20, 2025.

This Gotogate deal was found by Cheapflights users on 2/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/212:49 pmBDL - LHR
2 stops17h 01mAir Canada
Fri 3/283:00 pmLHR - BDL
2 stops31h 47mAir Canada
Deal found 2/19$667
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/192:49 pmBDL - LHR
1 stop16h 16mUnited Airlines
Wed 3/263:00 pmLHR - BDL
3 stops36h 56mUnited Airlines
Deal found 2/20$677
This Delta deal was found by Cheapflights users on 2/18. 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.
Sun 3/3011:34 amBDL - LHR
1 stop18h 36mDelta
Thu 4/108:40 amLHR - BDL
2 stops19h 16mDelta
Deal found 2/18$688
This Finnair deal was found by Cheapflights users on 2/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1112:24 pmBDL - LHR
1 stop14h 11mMultiple Airlines
Wed 3/261:10 pmLHR - BDL
1 stop13h 16mMultiple Airlines
Deal found 2/19$690
This KLM deal was found by Cheapflights users on 2/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/192:24 pmBDL - LHR
1 stop13h 31mKLM
Wed 3/264:10 pmLHR - BDL
1 stop22h 19mKLM
Deal found 2/20$700
This Ovago deal was found by Cheapflights users on 2/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/172:49 pmBDL - LHR
1 stop11h 51mLufthansa
Tue 3/257:30 pmLHR - BDL
2 stops32h 26mLufthansa
Deal found 2/18$745
This Travelocity deal was found by Cheapflights users on 2/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:05 pmBDL - LHR
1 stop10h 00mAer Lingus
Sun 10/59:50 amLHR - BDL
1 stop11h 45mAer Lingus
Deal found 2/19$812
This KLM deal was found by Cheapflights users on 2/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/215:17 pmBDL - LHR
1 stop14h 23mAir France
Fri 3/282:30 pmLHR - BDL
1 stop13h 41mAir France
Deal found 2/19$830
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:05 pmBDL - LHR
1 stop8h 55mBritish Airways
Mon 4/78:35 pmLHR - BDL
2 stops25h 00mBritish Airways
Deal found 2/19$895
This Finnair deal was found by Cheapflights users on 2/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:01 pmBDL - LHR
1 stop14h 14mFinnair
Sat 5/312:10 pmLHR - BDL
1 stop13h 05mFinnair
Deal found 2/19$920
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1412:35 pmBDL - LHR
1 stop14h 20mAmerican Airlines
Sat 5/312:10 pmLHR - BDL
1 stop13h 05mAmerican Airlines
Deal found 2/18$929

Find flights from Hartford to Heathrow within your budget

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 February 20, 2025.

Fly from

Hartford

Fly to

Heathrow

Route

Depart

Return

Price

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 3/21

2:49 pm-11:50 am

2 stops17h 01m

London Heathrow

Fri 3/28

3:00 pm-6:47 pm

2 stops31h 47m

$667

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 3/19

2:49 pm-11:05 am

1 stop16h 16m

London Heathrow

Wed 3/26

3:00 pm-11:56 pm

3 stops36h 56m

$677

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 3/30

11:34 am-11:10 am

1 stop18h 36m

London Heathrow

Thu 4/10

8:40 am-10:56 pm

2 stops19h 16m

$688

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 3/11

12:24 pm-6:35 am

1 stop14h 11m

London Heathrow

Wed 3/26

1:10 pm-10:26 pm

1 stop13h 16m

$690

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 3/19

2:24 pm-7:55 am

1 stop13h 31m

London Heathrow

Wed 3/26

4:10 pm-10:29 am

1 stop22h 19m

$700

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 3/17

2:49 pm-6:40 am

1 stop11h 51m

London Heathrow

Tue 3/25

7:30 pm-11:56 pm

2 stops32h 26m

$745

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Thu 5/15

6:05 pm-10:20 am

1 stop11h 15m

London Heathrow

Tue 5/20

7:40 am-4:35 pm

1 stop13h 55m

$828

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 3/21

5:17 pm-11:40 am

1 stop14h 23m

London Heathrow

Fri 3/28

2:30 pm-12:11 am

1 stop13h 41m

$830

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 4/1

6:05 pm-8:00 am

1 stop8h 55m

London Heathrow

Mon 4/7

8:35 pm-4:35 pm

2 stops25h 00m

$895

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 5/13

5:01 pm-12:15 pm

1 stop14h 14m

London Heathrow

Sat 5/31

2:10 pm-10:15 pm

1 stop13h 05m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 20 results
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hartford-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Travel insights for flights from Hartford to Heathrow

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

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 February 14, 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 48 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, November is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of $661). Flying from Hartford to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 February 20, 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 9% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Hartford to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Hartford to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Hartford to London Heathrow Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 February 20, 2025.
Read through reviews of airlines operating flights from Hartford to London, such as Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

Delta
8.0
Very good
8,227 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

Air France
7.4
Good
1,452 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 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.

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

    According to our current data, Air Canada ($667), United Airlines ($677), and Delta ($688) offers the cheapest pricing from Hartford to London Heathrow Airport. Users have found that Air Canada is 24% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $472. However, be on the lookout for offers from Aer Lingus and Delta, as they are both options that can get you from Hartford to London Heathrow Airport for a low price.

  • 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, November is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of $661). Flying from Hartford to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 Hartford?

Book flights to Hartford if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
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Wembley
Horley
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Northampton
Gatwick
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Dover
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Watford
Stratford-upon-Avon
Croydon
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Folkestone
Ilford

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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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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$569Average$870FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$634Average$837FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$653Average$904FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$673Average$929FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$908Average$1,064FlexibilityNo cancel feeOn-time70%
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